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China Good quality Great 55kw 75HP 13bar 188psi 7.2m3 /Min 254cfm (Permanent magnet Variable Speed Driven) Pmvsd Inverter Rotary Screw Air Compressor air compressor oil

Product Description

GREAT 55kw 75hp 13bar 188psi 7.2m3 /min 254cfm (Permanent magnet Variable Speed Driven) PMVSD Inverter Rotary Screw Air Compressor

1. Pictures for GREAT PM VSD screw air compressor:

2. Products introductions &advantages for 7.5-630kw oil injected PM VSD ( permanent maget variable speed driven) Rotary Screw Air Compressor:

Motor:

1) .Oil cooling high efficiency permanent magnet motor

2). Insulation grade F, protection grade IP54,adapt to the high dusty environment. IE4 Efficiency motor efficiency.

3).Max.RPM 15, China

Q3: Warranty terms of your machine?
A3: One year for whole machine 2 year for air end , and technical support according to your needs.

Q4: Will you provide some spare parts of the machines?
A4: Yes, of course.we have our own spare parts companys

Q5: What about product package?
A5: We pack our products strictly with standard seaworthy case.

Q6: What about the voltage of products?
A6: voltage can be customized according to your equirement.

Q7: Which payment term can you accept?
A7: TT or LC

Q8: How long will you take to arrange production?
A8: 380V 50HZ we can delivery the goods within 7-15 days. Other electricity or other color we will delivery within 15-20 days.

Q9: Can you accept OEM orders?
A9: Yes, with professional design team, OEM orders are highly welcome.

Q10: Which trade term can you accept?
A10: Available trade terms: FOB, CIF, CFR, EXW, CPT, etc.

11. Contact:

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Lubrication Style:	Oil-less
Cooling System:	Air Cooling
Power Source:	AC Power
Cylinder Position:	Vertical
Structure Type:	Closed Type
Installation Type:	Stationary Type

Customization:	Available \|

air compressor

What are the advantages of using an air compressor in construction?

Using an air compressor in construction offers numerous advantages that contribute to increased efficiency, productivity, and versatility. Here are some key benefits of using air compressors in construction:

Powering Pneumatic Tools: Air compressors are commonly used to power a wide range of pneumatic tools on construction sites. Tools such as jackhammers, nail guns, impact wrenches, drills, and sanders can be operated using compressed air. Pneumatic tools are often preferred due to their lightweight, compact design and ability to deliver high torque or impact force.
Efficient Operation: Air compressors provide a continuous and reliable source of power for pneumatic tools, allowing for uninterrupted operation without the need for frequent battery changes or recharging. This helps to maintain a smooth workflow and reduces downtime.
Portability: Many construction air compressors are designed to be portable, featuring wheels or handles for easy maneuverability on job sites. Portable air compressors can be transported to different areas of the construction site as needed, providing power wherever it is required.
Versatility: Air compressors are versatile tools that can be used for various applications in construction. Apart from powering pneumatic tools, they can also be utilized for tasks such as inflating tires, cleaning debris, operating air-operated pumps, and powering air horns.
Increased Productivity: The efficient operation and power output of air compressors enable construction workers to complete tasks more quickly and effectively. Pneumatic tools powered by air compressors often offer higher performance and faster operation compared to their electric or manual counterparts.
Cost Savings: Air compressors can contribute to cost savings in construction projects. Pneumatic tools powered by air compressors are generally more durable and have longer lifespans compared to electric tools. Additionally, since air compressors use compressed air as their power source, they do not require the purchase or disposal of batteries or fuel, reducing ongoing operational expenses.
Reduced Electrocution Risk: Construction sites can be hazardous environments, with the risk of electrocution from electrical tools or equipment. By utilizing air compressors and pneumatic tools, the reliance on electrical power is minimized, reducing the risk of electrocution accidents.

It is important to select the appropriate air compressor for construction applications based on factors such as required air pressure, volume, portability, and durability. Regular maintenance, including proper lubrication and cleaning, is crucial to ensure the optimal performance and longevity of air compressors in construction settings.

In summary, the advantages of using air compressors in construction include powering pneumatic tools, efficient operation, portability, versatility, increased productivity, cost savings, and reduced electrocution risk, making them valuable assets on construction sites.

air compressor

How are air compressors employed in the mining industry?

Air compressors play a crucial role in the mining industry, providing reliable and efficient power for various mining operations. Here are some common applications of air compressors in mining:

1. Exploration and Drilling:

Air compressors are used during exploration and drilling activities in the mining industry. Compressed air is used to power drilling rigs, pneumatic hammers, and other drilling equipment. The high-pressure air generated by the compressor helps in drilling boreholes, extracting core samples, and exploring potential mineral deposits.

2. Ventilation and Air Quality Control:

Air compressors are employed in underground mining to provide ventilation and control air quality. Compressed air is used to operate ventilation fans and air circulation systems, ensuring adequate airflow and removing harmful gases, dust, and fumes from the mining tunnels and work areas.

3. Material Conveyance:

In mining operations, air compressors are used for material conveyance. Pneumatic systems powered by air compressors are utilized to transport materials such as coal, ore, and other minerals. Compressed air is used to operate pneumatic conveyors, pumps, and material handling equipment, allowing for efficient and controlled movement of bulk materials.

4. Dust Suppression:

Air compressors are employed for dust suppression in mining areas. Compressed air is used to spray water or other suppressants to control dust generated during mining activities. This helps in maintaining a safe and healthy work environment, reducing the risks associated with dust inhalation and improving visibility.

5. Instrumentation and Control:

Air compressors are used for instrumentation and control purposes in mining operations. Compressed air is utilized to power pneumatic control systems, control valves, and actuators. These systems regulate the flow of fluids, control equipment movements, and ensure the proper functioning of various mining processes.

6. Explosive Applications:

In mining, air compressors are used for explosive applications. Compressed air is employed to power pneumatic tools used for rock fragmentation, such as rock drills and pneumatic breakers. The controlled power of compressed air enables safe and efficient rock breaking without the need for traditional explosives.

7. Maintenance and Repair:

Air compressors are essential for maintenance and repair activities in the mining industry. Compressed air is used for cleaning machinery, removing debris, and powering pneumatic tools for equipment maintenance and repair tasks. The versatility and portability of air compressors make them valuable assets in maintaining mining equipment.

It is important to note that different mining operations may have specific requirements and considerations when selecting and using air compressors. The size, capacity, and features of air compressors can vary based on the specific mining application and environmental conditions.

By utilizing air compressors effectively, the mining industry can benefit from increased productivity, improved safety, and efficient operation of various mining processes.

air compressor

What are the safety considerations when operating an air compressor?

Operating an air compressor requires careful attention to safety to prevent accidents, injuries, and equipment damage. Here are some important safety considerations to keep in mind:

1. Read the Manual: Before operating an air compressor, thoroughly read and understand the manufacturer’s instruction manual. Familiarize yourself with the specific safety guidelines, recommended operating procedures, and any specific precautions or warnings provided by the manufacturer.

2. Proper Ventilation: Ensure that the area where the air compressor is operated has adequate ventilation. Compressed air can produce high levels of heat and exhaust gases. Good ventilation helps dissipate heat, prevent the buildup of fumes, and maintain a safe working environment.

3. Personal Protective Equipment (PPE): Always wear appropriate personal protective equipment, including safety glasses or goggles, hearing protection, and non-slip footwear. Depending on the task, additional PPE such as gloves, a dust mask, or a face shield may be necessary to protect against specific hazards.

4. Pressure Relief: Air compressors should be equipped with pressure relief valves or devices to prevent overpressurization. Ensure that these safety features are in place and functioning correctly. Regularly inspect and test the pressure relief mechanism to ensure its effectiveness.

5. Secure Connections: Use proper fittings, hoses, and couplings to ensure secure connections between the air compressor, air tools, and accessories. Inspect all connections before operation to avoid leaks or sudden hose disconnections, which can cause injuries or damage.

6. Inspect and Maintain: Regularly inspect the air compressor for any signs of damage, wear, or leaks. Ensure that all components, including hoses, fittings, and safety devices, are in good working condition. Follow the manufacturer’s recommended maintenance schedule to keep the compressor in optimal shape.

7. Electrical Safety: If the air compressor is electric-powered, take appropriate electrical safety precautions. Use grounded outlets and avoid using extension cords unless approved for the compressor’s power requirements. Protect electrical connections from moisture and avoid operating the compressor in wet or damp environments.

8. Safe Start-Up and Shut-Down: Properly start and shut down the air compressor following the manufacturer’s instructions. Ensure that all air valves are closed before starting the compressor and release all pressure before performing maintenance or repairs.

9. Training and Competence: Ensure that operators are adequately trained and competent in using the air compressor and associated tools. Provide training on safe operating procedures, hazard identification, and emergency response protocols.

10. Emergency Preparedness: Have a clear understanding of emergency procedures and how to respond to potential accidents or malfunctions. Know the location of emergency shut-off valves, fire extinguishers, and first aid kits.

By adhering to these safety considerations and implementing proper safety practices, the risk of accidents and injuries associated with operating an air compressor can be significantly reduced. Prioritizing safety promotes a secure and productive working environment.

China Good quality Great 55kw 75HP 13bar 188psi 7.2m3 /Min 254cfm (Permanent magnet Variable Speed Driven) Pmvsd Inverter Rotary Screw Air Compressor air compressor oil
editor by CX 2024-05-08

China wholesaler Gardner Denver Gd Oil Lubricated Screw Air Compressor Variable Speed VSD 22kw FM22RS FM 22kw FM22RS-7A FM22RS-8A FM22RS-10A FM22RS-13A with Great quality

Product Description

Oil Lubricated Screw Compressors FM07RS-FM75RS Series Variable Speed VSD

Efficient Compact Reliable

FM Series small air compressors are designed to provide you with excellent quality main engines imported from Germany, with simple and convenient after-sales maintenance design.

Design philosophy focused on details

• Hard pipe connection for both hard and soft pipelines
• Materials such as Teflon increase the stability of the overall unit running

Efficient, stable, customizable according to specific needs

• FM07-22: TEFC, with standard IP55 rating
• FM30-75: ODP, with IP23 / IP54 ratings optional
• (IP 54 400V / 50Hz optional)

Filtering system

Efficient, high-quality, micro-oil air quality
• With nanometer filter materials, filter accuracy of up to 1μ
• Improve air quality, oil content less than 2 ppm
• New pre-filtration system reduces the air filter load
• Increase the operating life of the overall unit under complex conditions

Compact design, imported main engine, high efficiency and energy saving
• The direct drive by air end and motor of FM30-75 realizes efficient conversion of high CHINAMFG torque that protects the air end from the impact of external forces, thereby enabling more efficient and more stable operation.
• The whole series can reach national Level I, or Level II energy efficiency.

Technical Data for FM07RS-FM75RS Series Variable Speed VSD

Model Number	Pressure(Bar)	Power(kW)	FAD1 (m3/min)	Noise Level² dB(A)	Drive	Weight (kG)	Dimensions L x W x H (mm)
FM07RS-7A	7	7.5	0.45-1.13	70	Belt	225	667×630×1050
FM07RS-8A	8	7.5	0.46-0.98	70	Belt	225	667×630×1050
FM07RS-10A	10	7.5	0.43-0.95	70	Belt	225	667×630×1050
FM07RS-13A	13	7.5	0.45-0.77	70	Belt	225	667×630×1050
FM11RS-7A	7	11	0.58-1.53	70	Belt	234	667×630×1050
FM11RS-8A	8	11	0.52-1.41	70	Belt	234	667×630×1050
FM11RS-10A	10	11	0.51-1.39	70	Belt	234	667×630×1050
FM11RS-13A	13	11	0.49-1.07	70	Belt	234	667×630×1050
FM15RS-7A	7	15	1.06-2.64	73	Belt	360	787×698×1202
FM15RS-8A	8	15	1.01-2.46	73	Belt	360	787×698×1202
FM15RS-10A	10	15	0.95-2.2	73	Belt	360	787×698×1202
FM15RS-13A	13	15	0.89-1.73	73	Belt	360	787×698×1202
FM18RS-7A	7	18.5	1.37-3.15	74	Belt	380	787×698×1202
FM18RS-8A	8	18.5	1.35-2.96	74	Belt	380	787×698×1202
FM18RS-10A	10	18.5	1.29-2.66	74	Belt	380	787×698×1202
FM18RS-13A	13	18.5	1.31-2.25	74	Belt	380	787×698×1202
FM22RS-7A	7	22	1.35-3.49	74	Belt	395	787×698×1202
FM22RS-8A	8	22	1.05-3.23	74	Belt	395	787×698×1202
FM22RS-10A	10	22	0.94-3.05	74	Belt	395	787×698×1202
FM22RS-13A	13	22	0.98-2.59	74	Belt	395	787×698×1202
FM30RS-7A	7	30	1.88-5.26	72	Direct	750	1554×894×1505
FM30RS-8A	8	30	1.85-5.23	72	Direct	750	1554×894×1505
FM30RS-10A	10	30	1.81-4.52	72	Direct	750	1554×894×1505
FM37RS-7A	7	37	1.84-6.24	72	Direct	830	1554×894×1505
FM37RS-8A	8	37	1.84-6.21	72	Direct	830	1554×894×1505
FM37RS-10A	10	37	1.75-5.01	72	Direct	830	1554×894×1505
FM45RS-7A	7	45	2.83-7.57	76	Direct	900	1554×894×1505
FM45RS-8A	8	45	3.73-7.51	76	Direct	900	1554×894×1505
FM45RS-10A	10	45	2.25-6.12	76	Direct	900	1554×894×1505
FM55RS-7A	7	55	2.44-10.34	75	Direct	1170	2004×1179×1605
FM55RS-8A	8	55	2.37-10.07	75	Direct	1170	2004×1179×1605
FM55RS-10A	10	55	2.24-9.14	75	Direct	1170	2004×1179×1605
FM75RS-7A	7	75	1.82-13.5	78	Direct	1220	2004×1179×1605
FM75RS-8A	8	75	1.76-12.9	78	Direct	1220	2004×1179×1605
FM75RS-10A	10	75	1.65-11.91	78	Direct	1220	2004×1179×1605

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Lubrication Style:	Lubricated
Cooling System:	Air Cooling
Power Source:	AC Power
Cylinder Position:	Horizontal
Structure Type:	Closed Type
Installation Type:	Stationary Type

Customization:	Available \|

air compressor

What are the energy-saving technologies available for air compressors?

There are several energy-saving technologies available for air compressors that help improve their efficiency and reduce energy consumption. These technologies aim to optimize the operation of air compressors and minimize energy losses. Here are some common energy-saving technologies used:

1. Variable Speed Drive (VSD) Compressors:

VSD compressors are designed to adjust the motor speed according to the compressed air demand. By varying the motor speed, these compressors can match the output to the actual air requirement, resulting in energy savings. VSD compressors are particularly effective in applications with varying air demands, as they can operate at lower speeds during periods of lower demand, reducing energy consumption.

2. Energy-Efficient Motors:

The use of energy-efficient motors in air compressors can contribute to energy savings. High-efficiency motors, such as those with premium efficiency ratings, are designed to minimize energy losses and operate more efficiently than standard motors. By using energy-efficient motors, air compressors can reduce energy consumption and achieve higher overall system efficiency.

3. Heat Recovery Systems:

Air compressors generate a significant amount of heat during operation. Heat recovery systems capture and utilize this wasted heat for other purposes, such as space heating, water heating, or preheating process air or water. By recovering and utilizing the heat, air compressors can provide additional energy savings and improve overall system efficiency.

4. Air Receiver Tanks:

Air receiver tanks are used to store compressed air and provide a buffer during periods of fluctuating demand. By using appropriately sized air receiver tanks, the compressed air system can operate more efficiently. The tanks help reduce the number of starts and stops of the air compressor, allowing it to run at full load for longer periods, which is more energy-efficient than frequent cycling.

5. System Control and Automation:

Implementing advanced control and automation systems can optimize the operation of air compressors. These systems monitor and adjust the compressed air system based on demand, ensuring that only the required amount of air is produced. By maintaining optimal system pressure, minimizing leaks, and reducing unnecessary air production, control and automation systems help achieve energy savings.

6. Leak Detection and Repair:

Air leaks in compressed air systems can lead to significant energy losses. Regular leak detection and repair programs help identify and fix air leaks promptly. By minimizing air leakage, the demand on the air compressor is reduced, resulting in energy savings. Utilizing ultrasonic leak detection devices can help locate and repair leaks more efficiently.

7. System Optimization and Maintenance:

Proper system optimization and routine maintenance are essential for energy savings in air compressors. This includes regular cleaning and replacement of air filters, optimizing air pressure settings, ensuring proper lubrication, and conducting preventive maintenance to keep the system running at peak efficiency.

By implementing these energy-saving technologies and practices, air compressor systems can achieve significant energy efficiency improvements, reduce operational costs, and minimize environmental impact.

air compressor

How are air compressors used in refrigeration and HVAC systems?

Air compressors play a vital role in refrigeration and HVAC (Heating, Ventilation, and Air Conditioning) systems, providing the necessary compression of refrigerant gases and facilitating the heat transfer process. Here are the key ways in which air compressors are used in refrigeration and HVAC systems:

1. Refrigerant Compression:

In refrigeration systems, air compressors are used to compress the refrigerant gas, raising its pressure and temperature. This compressed gas then moves through the system, where it undergoes phase changes and heat exchange to enable cooling or heating. The compressor is the heart of the refrigeration cycle, as it pressurizes and circulates the refrigerant.

2. Refrigeration Cycle:

The compression of refrigerant gas by the air compressor is an essential step in the refrigeration cycle. After compression, the high-pressure, high-temperature gas flows to the condenser, where it releases heat and condenses into a liquid. The liquid refrigerant then passes through an expansion valve or device, which reduces its pressure and temperature. This low-pressure, low-temperature refrigerant then enters the evaporator, absorbing heat from the surrounding environment and evaporating back into a gas. The cycle continues as the gas returns to the compressor for re-compression.

3. HVAC Cooling and Heating:

In HVAC systems, air compressors are used to facilitate cooling and heating processes. The compressor compresses the refrigerant gas, which allows it to absorb heat from the indoor environment in the cooling mode. The compressed gas releases heat in the outdoor condenser unit and then circulates back to the compressor to repeat the cycle. In the heating mode, the compressor reverses the refrigeration cycle, absorbing heat from the outdoor air or ground source and transferring it indoors.

4. Air Conditioning:

Air compressors are an integral part of air conditioning systems, which are a subset of HVAC systems. Compressed refrigerant gases are used to cool and dehumidify the air in residential, commercial, and industrial buildings. The compressor pressurizes the refrigerant, initiating the cooling cycle that removes heat from the indoor air and releases it outside.

5. Compressor Types:

Refrigeration and HVAC systems utilize different types of air compressors. Reciprocating compressors, rotary screw compressors, and scroll compressors are commonly used in these applications. The selection of the compressor type depends on factors such as system size, capacity requirements, efficiency, and application-specific considerations.

6. Energy Efficiency:

Efficient operation of air compressors is crucial for refrigeration and HVAC systems. Energy-efficient compressors help minimize power consumption and reduce operating costs. Additionally, proper compressor sizing and system design contribute to the overall energy efficiency of refrigeration and HVAC systems.

By effectively compressing refrigerant gases and facilitating the heat transfer process, air compressors enable the cooling and heating functions in refrigeration and HVAC systems, ensuring comfortable indoor environments and efficient temperature control.

air compressor

Are there portable air compressors available for home use?

Yes, there are portable air compressors specifically designed for home use. These portable models offer convenience, versatility, and ease of use for various tasks around the house. Here are some key points about portable air compressors for home use:

1. Compact and Lightweight: Portable air compressors are typically compact and lightweight, making them easy to transport and store. They are designed with portability in mind, allowing homeowners to move them around the house or take them to different locations as needed.

2. Electric-Powered: Most portable air compressors for home use are electric-powered. They can be plugged into a standard household electrical outlet, eliminating the need for gasoline or other fuel sources. This makes them suitable for indoor use without concerns about emissions or ventilation.

3. Versatile Applications: Portable air compressors can be used for a wide range of home applications. They are commonly used for inflating tires, sports equipment, and inflatable toys. They are also handy for operating pneumatic tools such as nail guns, staplers, and paint sprayers. Additionally, portable air compressors can be used for cleaning tasks, powering airbrushes, and other light-duty tasks around the house.

4. Pressure and Capacity: Portable air compressors for home use typically have lower pressure and capacity ratings compared to larger industrial or commercial models. They are designed to meet the needs of common household tasks rather than heavy-duty applications. The pressure and capacity of these compressors are usually sufficient for most home users.

5. Oil-Free Operation: Many portable air compressors for home use feature oil-free operation. This means they do not require regular oil changes or maintenance, making them more user-friendly and hassle-free for homeowners.

6. Noise Level: Portable air compressors designed for home use often prioritize low noise levels. They are engineered to operate quietly, reducing noise disturbances in residential environments.

7. Cost: Portable air compressors for home use are generally more affordable compared to larger, industrial-grade compressors. They offer a cost-effective solution for homeowners who require occasional or light-duty compressed air applications.

When considering a portable air compressor for home use, it’s important to assess your specific needs and tasks. Determine the required pressure, capacity, and features that align with your intended applications. Additionally, consider factors such as portability, noise level, and budget to choose a suitable model that meets your requirements.

Overall, portable air compressors provide a practical and accessible compressed air solution for homeowners, allowing them to tackle a variety of tasks efficiently and conveniently within a home setting.

China wholesaler Gardner Denver Gd Oil Lubricated Screw Air Compressor Variable Speed VSD 22kw FM22RS FM 22kw FM22RS-7A FM22RS-8A FM22RS-10A FM22RS-13A with Great quality
editor by CX 2024-04-09

China best Industrial Air Compressor Energy Saving VSD Oil Lubricating Rotary Screw Air Compressor 22kw 30HP Stationary High Pressure Screw Air Compressor small air compressor

Product Description

Industrial Air Compressor Energy Saving VSD Oil Lubricating Rotary Screw Air Compressor 22kw 30HP Stationary High pressure Screw Air Compressor

Product Description

Promises Every Screw compressor Will Run Well More Than 15 Years

Saving energy is making money !!!

Hengchaowin rotary screw air compressor used germany technology screw(air end ) ,

The same intake valve designed by CHINAMFG Rand,high Efficient IP54 rated motor,And quoted the high-efficiency inverter fromDenmark.

The air compressor can maintain a stable motor efficiency at any speed,so it is more energy-saving and power-saving.

Advantage:
1.It adopts the design of large rotor and low speed, and contains 2 independent rotors, which has high efficiency and low noise,The design service life is 30 years.
2. The high-frequency flexible inverter can effectively reduce the magnetic field interference generated by the inverter, and the special heat dissipation design can prevent high temperature shutdown in summer.
3.Colorful touch system, intelligent operation, remote monitoring integrated system, convenient and worry-free.
4.Our machines have reliable quality and warranty is 2 years of the whole machine,5 years of the screw.
5. We have our professinal after sales technician team to instruct you installation and maintenance.

Product Parameters

Model Modelo		HWV-7A				HWV-11A				HWV-15A				HWV-22A				HWV-30A				HWV-37A				HWV-45A
air flow flujo de aire	m3/min	1.2	1.1	0.9	0.8	1.65	1.5	1.3	1.1	2.5	2.3	2.1	1.9	3.8	3.6	3.1	2.9	5.3	5	4.3	4	6.7	6.2	5.2	5	7.4	7	6.3	6
	cfm	42.372	38.841	31.779	28.248	58.2615	52.965	45.903	38.841	88.275	81.213	74.151	67.089	134.178	127.116	109.461	102.399	187.143	176.55	151.833	141.24	236.577	218.922	183.612	176.55	261.294	247.17	222.453	211.86
working pressure presión laboral	bar(kg)	7	8	10	12.5	7	8	10	12.5	7	8	10	12.5	7	8	10	12.5	7	8	10	12.5	7	8	10	12.5	7	8	10	12.5
	psi	102	116	145	174	102	116	145	174	102	116	145	174	102	116	145	174	102	116	145	174	102	116	145	174	102	116	145	174
power poder	KW / HP	7.5kw/ 10hp				11kw/ 15hp				15kw/ 20hp				22kw/ 30hp				30kw/ 40hp				37kw/ 50hp				45kw/ 60hp
noise	db(A)	62±2				66±2				66±2				68±2				68±2				72±2				72±2
Caliber	inch	RP 1/2				RP3/4				RP3/4				RP 1				RP 1				RP1 1/2				RP1 1/2
Voltage/Frequency		AC 380v/415v/220v/480v or 50hz/60hz accpet Customized voltage
Starting mode Modo de inicio		varibale frequency soft start
lubricant oil	liter	5				9				9				18				18				18				20
Shape dimension (mm)	L	850				1180				1180				1300				1300				1450				1450
	W	640				800				800				910				910				910				910
	H	880				1210				1210				1290				1290				1290				1290
Weight	KG	350				370				370				520				520				720				720

Company Profile

Why Choose Us
HangZhou CHINAMFG Technology Co., Ltd., founded in 1985, in ZheJiang ,China, It is a professional air compressor manufacturer with 30 years of experience in R&D, manufacturing, marketing and service.

After the technical system reform in 2000, the company introduced German advanced CHINAMFG technology, adhering to the German advanced industrial design concept, rigorous manufacturing technology and comprehensive management. We strictly implement ISO9001 international quality system certification and EU CE standard production machines. The performance and quality of our products have been widely recognized and praised by the market, occupying 30% of China’s market share.
Starting to enter overseas markets in 2571, it currently has agents and after-sales teams in North America, Western Europe, South Africa, East Africa and other regions.

Brief introduction of factory:

1. We have been engaged in R D department, production and sales of air compressors for 30 years;
2. Our air compressor products through CE,SGS,ISO certification, with more than 20 invention patents;
3. Our products are exported to 132 countries and regions around the world;
4. Our air compressor provides a 5-year warranty.
If you have specific parameters and requirements for our Rotary Screw Type Air Compressor, customization is available

Customer feedback

Providing high-quality machines is our standard, and satisfying every customer is our pursuit. Over the years, we have won unanimous praise from overseas users for our integrity and high-quality product quality.

Packaging & Shipping

The air compressor is guaranteed for 1 year and 5 years for the screw(air end) . Warranty time is calculated from machine leave the factory.

After Sales Service

1. 24/7 after sales service in different languages.
2. Online instruction for installation and commissioning.
3. On-site instruction for installation and commissioning provided by well-trained engineers or local authorized service center.
4. CHINAMFG agents and after sales service available.

FAQ
Q1: What is your product name?
A:Industrial Energy Saving VSD Oil Lubricating Rotary Screw Air Compressor Machine 22kw 30hp

Q2: Why should I choose you?
1. 24/7 after sales service support in different languages;
2. Guidance of installation and commissioning on site can be provided by factory-trained technicians or local Authorized Service Center;
3. Technical training for customers in HENGCHAOWINO air compressor factory or working site;
4. Plenty of original spare parts with proven quality are all available from our central stocks in ZheJiang Province and all distributors’depots;
5. All kinds of technical documents in different languages.

Q3: Can you use our brand?
A: Yes, OEM is available.

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service:	Support Online and Local Service
Warranty:	1 Year
Lubrication Style:	Lubricated

Customization:	Available \|

.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}

Shipping Cost: Estimated freight per unit.	about shipping cost and estimated delivery time.

Payment Method:
	Initial Payment Full Payment

Currency:	US$

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air compressor

What is the impact of humidity on compressed air quality?

Humidity can have a significant impact on the quality of compressed air. Compressed air systems often draw in ambient air, which contains moisture in the form of water vapor. When this air is compressed, the moisture becomes concentrated, leading to potential issues in the compressed air. Here’s an overview of the impact of humidity on compressed air quality:

1. Corrosion:

High humidity in compressed air can contribute to corrosion within the compressed air system. The moisture in the air can react with metal surfaces, leading to rust and corrosion in pipes, tanks, valves, and other components. Corrosion not only weakens the structural integrity of the system but also introduces contaminants into the compressed air, compromising its quality and potentially damaging downstream equipment.

2. Contaminant Carryover:

Humidity in compressed air can cause carryover of contaminants. Water droplets formed due to condensation can carry particulates, oil, and other impurities present in the air. These contaminants can then be transported along with the compressed air, leading to fouling of filters, clogging of pipelines, and potential damage to pneumatic tools, machinery, and processes.

3. Decreased Efficiency of Pneumatic Systems:

Excessive moisture in compressed air can reduce the efficiency of pneumatic systems. Water droplets can obstruct or block the flow of air, leading to decreased performance of pneumatic tools and equipment. Moisture can also cause problems in control valves, actuators, and other pneumatic devices, affecting their responsiveness and accuracy.

4. Product Contamination:

In industries where compressed air comes into direct contact with products or processes, high humidity can result in product contamination. Moisture in compressed air can mix with sensitive products, leading to quality issues, spoilage, or even health hazards in industries such as food and beverage, pharmaceuticals, and electronics manufacturing.

5. Increased Maintenance Requirements:

Humidity in compressed air can increase the maintenance requirements of a compressed air system. Moisture can accumulate in filters, separators, and other air treatment components, necessitating frequent replacement or cleaning. Excessive moisture can also lead to the growth of bacteria, fungus, and mold within the system, requiring additional cleaning and maintenance efforts.

6. Adverse Effects on Instrumentation:

Humidity can adversely affect instrumentation and control systems that rely on compressed air. Moisture can disrupt the accuracy and reliability of pressure sensors, flow meters, and other pneumatic instruments, leading to incorrect measurements and control signals.

To mitigate the impact of humidity on compressed air quality, various air treatment equipment is employed, including air dryers, moisture separators, and filters. These devices help remove moisture from the compressed air, ensuring that the air supplied is dry and of high quality for the intended applications.

air compressor

What is the energy efficiency of modern air compressors?

The energy efficiency of modern air compressors has significantly improved due to advancements in technology and design. Here’s an in-depth look at the energy efficiency features and factors that contribute to the efficiency of modern air compressors:

Variable Speed Drive (VSD) Technology:

Many modern air compressors utilize Variable Speed Drive (VSD) technology, also known as Variable Frequency Drive (VFD). This technology allows the compressor motor to adjust its speed according to the compressed air demand. By matching the motor speed to the required airflow, VSD compressors can avoid excessive energy consumption during periods of low demand, resulting in significant energy savings compared to fixed-speed compressors.

Air Leakage Reduction:

Air leakage is a common issue in compressed air systems and can lead to substantial energy waste. Modern air compressors often feature improved sealing and advanced control systems to minimize air leaks. By reducing air leakage, the compressor can maintain optimal pressure levels more efficiently, resulting in energy savings.

Efficient Motor Design:

The motor of an air compressor plays a crucial role in its energy efficiency. Modern compressors incorporate high-efficiency electric motors that meet or exceed established energy efficiency standards. These motors are designed to minimize energy losses and operate more efficiently, reducing overall power consumption.

Optimized Control Systems:

Advanced control systems are integrated into modern air compressors to optimize their performance and energy consumption. These control systems monitor various parameters, such as air pressure, temperature, and airflow, and adjust compressor operation accordingly. By precisely controlling the compressor’s output to match the demand, these systems ensure efficient and energy-saving operation.

Air Storage and Distribution:

Efficient air storage and distribution systems are essential for minimizing energy losses in compressed air systems. Modern air compressors often include properly sized and insulated air storage tanks and well-designed piping systems that reduce pressure drops and minimize heat transfer. These measures help to maintain a consistent and efficient supply of compressed air throughout the system, reducing energy waste.

Energy Management and Monitoring:

Some modern air compressors feature energy management and monitoring systems that provide real-time data on energy consumption and performance. These systems allow operators to identify energy inefficiencies, optimize compressor settings, and implement energy-saving practices.

It’s important to note that the energy efficiency of an air compressor also depends on factors such as the specific model, size, and application. Manufacturers often provide energy efficiency ratings or specifications for their compressors, which can help in comparing different models and selecting the most efficient option for a particular application.

Overall, modern air compressors incorporate various energy-saving technologies and design elements to enhance their efficiency. Investing in an energy-efficient air compressor not only reduces operational costs but also contributes to sustainability efforts by minimizing energy consumption and reducing carbon emissions.

air compressor

Can air compressors be used for automotive applications?

Yes, air compressors can be used for various automotive applications and are commonly found in automotive repair shops, garages, and even in some vehicles. Here are some automotive applications where air compressors are frequently utilized:

1. Tire Inflation: Air compressors are commonly used to inflate tires in automotive applications. They provide a convenient and efficient way to inflate tires to the recommended pressure, ensuring optimal tire performance, fuel efficiency, and safety.

2. Air Tools: Air compressors power a wide range of pneumatic tools used in automotive repair and maintenance. These tools include impact wrenches, ratchet wrenches, air hammers, pneumatic drills, and sanders. Air-powered tools are favored for their high torque and power-to-weight ratio, making them suitable for heavy-duty automotive tasks.

3. Spray Painting: Air compressors are commonly used in automotive painting applications. They power airbrushes and spray guns that are used to apply paint, primer, and clear coats. Air compressors provide the necessary air pressure to atomize the paint and deliver a smooth and even finish.

4. Brake System Maintenance: Air compressors play a crucial role in maintaining and diagnosing automotive brake systems. They are used to pressurize the brake lines, allowing for proper bleeding of the system and detection of leaks or faults.

5. Suspension Systems: Some automotive suspension systems, such as air suspensions, rely on air compressors to maintain the desired air pressure in the suspension components. The compressor inflates or deflates the suspension as needed to provide a comfortable ride and optimal handling.

6. Cleaning and Dusting: Air compressors are used for cleaning automotive parts, blowing away dust and debris, and drying surfaces. They provide a high-pressure stream of air that effectively cleans hard-to-reach areas.

7. Air Conditioning Systems: Air compressors are a key component in automotive air conditioning systems. They compress and circulate refrigerant, allowing the system to cool and dehumidify the air inside the vehicle.

When using air compressors for automotive applications, it’s important to consider the specific requirements of the task at hand. Ensure that the air compressor has the necessary pressure and capacity to meet the demands of the application. Additionally, use appropriate air hoses, fittings, and tools that are compatible with the compressor’s output.

Overall, air compressors are versatile and valuable tools in the automotive industry, providing efficient power sources for a wide range of applications, from tire inflation to powering pneumatic tools and supporting various automotive systems.

China best Industrial Air Compressor Energy Saving VSD Oil Lubricating Rotary Screw Air Compressor 22kw 30HP Stationary High Pressure Screw Air Compressor small air compressor
editor by CX 2024-03-27

China Best Sales Water Lubricated Oil Free Stationary Electric Direct Driven Rotary Screw Air Compressor air compressor repair near me

Product Description

Working principle and characteristics of single screw compressor:

Simple construction Low vibration
The single screw air compressor uses a single screw and 2 star wheels, 1 placed on either side of the screw. Radial and axial loads cancel each other, resulting a theoretically zero load. This is the most advanced designing structure of the single screw air compressor.

High efficiency
Firstly, single screw air compressor theoretically doesn’t have any clearance volume. Secondly, the water used as a lubricating medium also seals gap inside the compression chamber, and enables high efficient operation at low speeds. Thirdly, using water as a cooling method keep compressor ideal isothermal compression.

Energy saving
When the actual air usage is lower than rated air delivery, compressor consumes extra power without any air output during unloading. However, with inverter, compressor changes the rotary speed of motor depending on detected air pressure, resulting energy saving.

Less noise
First, the motor and screw are directly connected without any rotation gear to cause gear noise. Meanwhile, sound absorbing materials are also used in the equipment shell to reduce noise.

Stable air delivery
Depending on the valve of pressure sensor, the digital controller change the motor rotation speed through inverter. That is how it controls the discharge air pressure to make stable air output.

Monitorable
Intelligent monitoring is used to prevent accidents. Emergency alarm appears on computers and short messages will also be sent to managers. All these are substantial to the prevention of production accidents.

Dry Type Oil-free Air Compressor Technical Parameters

Model

Capacity(FAD)*

Maxinmum working

Installed motor power

Lubricated Water Capacity

Noise

Dimensions(mm)

Weight

Air outlet

Cooling Water Capacity

pressure

level**

pipe diameter

m3/min

cfm

bar(g)

psig

L/min

dB(A)

L*W*H(mm)

Inch

T/h

DVAWH-55(W)

1.8-6.0

64-212

290

37+15

50+20

29, China
Our factory is located in No. 366, YangzhuangBang Street, Pingxing Rd., Xindai Town, HangZhou, ZHangZhoug Province, China

Q3: Warranty terms of your machine?
A3: Two years warranty for the machine and technical support according to your needs.

Q4: Will you provide some spare parts of the machines?
A4: Yes, of course.

Q5: How long will you take to arrange production?
A5: 380V 50HZ we can delivery the goods within 10 days. Other electricity or other color we will delivery within 22 days

Q6: Can you accept OEM orders?
A6: Yes, with professional design team, OEM orders are highly welcome

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service:	Local Distributor Service
Warranty:	18 months Warranty
Lubrication Style:	Oil-free

Customization:	Available \|

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Shipping Cost: Estimated freight per unit.	about shipping cost and estimated delivery time.

Payment Method:
	Initial Payment Full Payment

Currency:	US$

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air compressor

What is the impact of humidity on compressed air quality?

1. Corrosion:

2. Contaminant Carryover:

3. Decreased Efficiency of Pneumatic Systems:

4. Product Contamination:

5. Increased Maintenance Requirements:

6. Adverse Effects on Instrumentation:

air compressor

Are there differences between single-stage and two-stage air compressors?

Yes, there are differences between single-stage and two-stage air compressors. Here’s an in-depth explanation of their distinctions:

Compression Stages:

The primary difference between single-stage and two-stage air compressors lies in the number of compression stages they have. A single-stage compressor has only one compression stage, while a two-stage compressor has two sequential compression stages.

Compression Process:

In a single-stage compressor, the entire compression process occurs in a single cylinder. The air is drawn into the cylinder, compressed in a single stroke, and then discharged. On the other hand, a two-stage compressor utilizes two cylinders or chambers. In the first stage, air is compressed to an intermediate pressure in the first cylinder. Then, the partially compressed air is sent to the second cylinder where it undergoes further compression to reach the desired final pressure.

Pressure Output:

The number of compression stages directly affects the pressure output of the air compressor. Single-stage compressors typically provide lower maximum pressure levels compared to two-stage compressors. Single-stage compressors are suitable for applications that require moderate to low air pressure, while two-stage compressors are capable of delivering higher pressures, making them suitable for demanding applications that require greater air pressure.

Efficiency:

Two-stage compressors generally offer higher efficiency compared to single-stage compressors. The two-stage compression process allows for better heat dissipation between stages, reducing the chances of overheating and improving overall efficiency. Additionally, the two-stage design allows the compressor to achieve higher compression ratios while minimizing the work done by each stage, resulting in improved energy efficiency.

Intercooling:

Intercooling is a feature specific to two-stage compressors. Intercoolers are heat exchangers placed between the first and second compression stages. They cool down the partially compressed air before it enters the second stage, reducing the temperature and improving compression efficiency. The intercooling process helps to minimize heat buildup and reduces the potential for moisture condensation within the compressor system.

Applications:

The choice between a single-stage and two-stage compressor depends on the intended application. Single-stage compressors are commonly used for light-duty applications such as powering pneumatic tools, small-scale workshops, and DIY projects. Two-stage compressors are more suitable for heavy-duty applications that require higher pressures, such as industrial manufacturing, automotive service, and large-scale construction.

It is important to consider the specific requirements of the application, including required pressure levels, duty cycle, and anticipated air demand, when selecting between a single-stage and two-stage air compressor.

In summary, the main differences between single-stage and two-stage air compressors lie in the number of compression stages, pressure output, efficiency, intercooling capability, and application suitability.

air compressor

In which industries are air compressors widely used?

Air compressors find extensive usage across various industries due to their versatility and ability to generate compressed air. Here are some industries where air compressors are widely employed:

1. Manufacturing: Air compressors are essential in manufacturing processes for powering pneumatic tools and equipment. They are used for tasks such as operating assembly lines, powering robotic machinery, running paint sprayers, and driving pneumatic actuators.

2. Construction: Air compressors play a crucial role in the construction industry. They power pneumatic tools like jackhammers, nail guns, impact wrenches, and concrete breakers. Compressed air is also used for concrete spraying, sandblasting, and operating air-powered lifts and hoists.

3. Automotive: Air compressors are widely used in automotive manufacturing and repair. They power air tools used in auto body shops, tire inflation equipment, pneumatic lifts, and air-operated brake systems. Compressed air is also utilized in vehicle painting and drying processes.

4. Oil and Gas: The oil and gas industry extensively relies on air compressors for various applications. They are used for pneumatic drilling, powering pneumatic tools in refineries and petrochemical plants, operating pneumatic valves and actuators, and providing instrument air for control systems.

5. Food and Beverage: Air compressors are employed in the food and beverage industry for tasks such as packaging, bottling, and sealing. They power pneumatic conveying systems, control air pressure in food processing equipment, and provide clean compressed air for food handling and storage.

6. Pharmaceutical and Healthcare: Air compressors find application in pharmaceutical manufacturing and healthcare facilities. They are used for operating medical equipment, such as ventilators and dental tools. Compressed air is also utilized in pharmaceutical processes, including tablet coating, fluid bed drying, and aseptic packaging.

7. Aerospace: The aerospace industry relies on air compressors for various applications, including aircraft maintenance and assembly. They power pneumatic tools for aircraft repair, provide compressed air for cleaning and pressurizing systems, and support ground operations, such as tire inflation and aircraft de-icing.

8. Mining: Air compressors are extensively used in the mining industry. They power pneumatic tools for drilling, rock blasting, and excavation. Compressed air is also utilized for ventilation, conveying materials, and operating underground equipment.

9. Energy and Utilities: Air compressors play a vital role in the energy and utilities sector. They are used in power generation plants for pneumatic control systems, instrument air, and operating pneumatic valves. Compressed air is also employed for cleaning and maintenance purposes.

These are just a few examples of the industries where air compressors are widely utilized. The versatility and reliability of air compressors make them indispensable in numerous applications across diverse sectors.

China Best Sales Water Lubricated Oil Free Stationary Electric Direct Driven Rotary Screw Air Compressor air compressor repair near me
editor by CX 2024-03-27

China best CHINAMFG Rand Oil Free Screw Air Compressor H200 mini air compressor

Product Description

Ingersoll Rand Oil Free Screw Air Compressor
Model: H200

The reliable workhorse. Since its introduction in 1993, the CHINAMFG Rand oil-free rotary-screw compressor has earned a reputation for being a highly reliable supplier of pure air. Its rugged design sets the standard for efficiency and durability. With an CHINAMFG Rand oil-free rotary-screw compressor in your operation, you benefit from knowing you can run 24-hours a day, 7 days a week with virtually no downtime.

CHINAMFG Rand (NYSE:IR) advances the quality of life by creating comfortable, sustainable and efficient environments. Our people and our family of brands-including Club Car , CHINAMFG Rand , CHINAMFG King and Trane -work together to enhance the quality and comfort of air in homes and buildings; transport and protect food and perishables; and increase industrial productivity and efficiency. We are a $13 billion global business committed to a world of sustainable progress and enduring results.
CHINAMFG Rand, IR, the IR logo, PAC software, V-Shield and Ultra Coolant are trademarks of CHINAMFG Rand, its subsidiaries and/or affiliates. All other trademarks are the property of their respective owners. CHINAMFG Rand compressors are not designed, intended or approved for breathing air applications. CHINAMFG Rand does not approve specialised equipment for breathing air applications and assumes no responsibility or liability for compressors used for breathing air service. Nothing contained on these pages is intended to extend any warranty or representation, expressed or implied, regarding the product described herein. Any such warranties or other terms and conditions of sale of products shall be in accordance with CHINAMFG Rand’s standard terms and conditions of sale for such products, which are available CHINAMFG request. Product improvement is a continuing goal at CHINAMFG Rand. Any designs, diagrams, pictures, photographs and specifications contained within this document are for representative purposes only and may include optional scope and/or functionality and are subject to change without notice or obligation.

Our company’s purpose – to help make life better by relying on us – and the set of values that define us are the foundation of our company’s culture and success. We think and act like owners, taking responsibility for our own actions and always striving to care for our neighbors and create a brighter, healthier shared planet for everyone. We are committed to the success of our customers. Our goal is to operate with clarity and straightforwardness, building lifelong, ongoing and meaningful connections with our customers.

We are driven by a spirit of action and an entrepreneurial spirit of innovation and progress; we accept and embrace the many challenges that come with such responsibility. We speak honestly, admit mistakes, and always strive for openness and clarity. We have bold ambitions while moving CHINAMFG with humility and integrity, striving to earn trust every day. We have the expertise and experience to solve the toughest problems, but no matter how difficult the challenge, we are always sincere and humble. We are committed to fostering team innovation and cultivating and celebrating a culture that embraces diverse opinions, backgrounds and experiences. Employees who are driven by our purpose and values are an unstoppable force that strengthens our ability to deliver benefits to our stakeholders and ensure the long-term health and safety of our company.
Bestrand is a leading supplier of compressed air system. Past 10 years, we established very good partnership with CHINAMFG Rand. We have provided all kinds of products from CHINAMFG Rand include air compressor, after treatment, spare parts to customers all over the world. Pls feel free to contact us for a quote.

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Lubrication Style:	Lubricated
Cooling System:	Air Cooling or Water Cooling
Power Source:	AC Power
Cylinder Position:	Vertical
Structure Type:	Closed Type
Installation Type:	Stationary Type

Customization:	Available \|

air compressor

What are the energy-saving technologies available for air compressors?

1. Variable Speed Drive (VSD) Compressors:

2. Energy-Efficient Motors:

3. Heat Recovery Systems:

4. Air Receiver Tanks:

5. System Control and Automation:

6. Leak Detection and Repair:

7. System Optimization and Maintenance:

air compressor

How are air compressors employed in the mining industry?

Air compressors play a crucial role in the mining industry, providing reliable and efficient power for various mining operations. Here are some common applications of air compressors in mining:

1. Exploration and Drilling:

2. Ventilation and Air Quality Control:

3. Material Conveyance:

4. Dust Suppression:

5. Instrumentation and Control:

6. Explosive Applications:

7. Maintenance and Repair:

By utilizing air compressors effectively, the mining industry can benefit from increased productivity, improved safety, and efficient operation of various mining processes.

air compressor

In which industries are air compressors widely used?

Air compressors find extensive usage across various industries due to their versatility and ability to generate compressed air. Here are some industries where air compressors are widely employed:

China best CHINAMFG Rand Oil Free Screw Air Compressor H200 mini air compressor
editor by CX 2024-03-13

China Professional A/C Oil Free Water Lubrication Single Screw Air Compressor Clean Air 100% Oil-Free Single Screw Type Air Compressor arb air compressor

Product Description

1. Description
Strong power oil free air compressor for packing machine

1. Feature:
1)Oil free, low cost
No need for air compressor oil, free maintenance, only 1 week provide water for air compressor and switch the change of air intake filter element every year.
2. )Noise free:
The noise is about 50bd after starting, suitable for office building, citizen building, laboratory, hospital which have high requirement on silence.
3. )Energy saving:
Air output of mute air compressor is 2 times as much as the traditional ones in the same power.
4. )High quality compressor:
The compressed air without oil, which greatly improving cleanness of the air, at the same time, saving the consumption of oil. It’s suitable for dental clinic, laboratory which have strictly requirement on high quality air.
5. )High efficiency
Low power, high reliability, continuous 24-hours operation
6. )Authorized certification
Compression components and control trough the ISO979096236

Web: mikovs

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Air Flow:	2.5 M3/Min
Perssure:	1 MPa
Power:	11*2 Kw

Customization:	Available \|

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Shipping Cost: Estimated freight per unit.	about shipping cost and estimated delivery time.

Payment Method:
	Initial Payment Full Payment

Currency:	US$

Return&refunds:	You can apply for a refund up to 30 days after receipt of the products.

air compressor

How are air compressors employed in the petrochemical industry?

Air compressors play a vital role in the petrochemical industry, where they are employed for various applications that require compressed air. The petrochemical industry encompasses the production of chemicals and products derived from petroleum and natural gas. Here’s an overview of how air compressors are utilized in the petrochemical industry:

1. Instrumentation and Control Systems:

Air compressors are used to power pneumatic instrumentation and control systems in petrochemical plants. These systems rely on compressed air to operate control valves, actuators, and other pneumatic devices that regulate processes such as flow control, pressure control, and temperature control. Compressed air provides a reliable and clean source of energy for these critical control mechanisms.

2. Pneumatic Tools and Equipment:

Petrochemical plants often utilize pneumatic tools and equipment for various tasks such as maintenance, repair, and construction activities. Air compressors supply the necessary compressed air to power these tools, including pneumatic drills, impact wrenches, grinders, sanders, and painting equipment. The versatility and convenience of compressed air make it an ideal energy source for a wide range of pneumatic tools used in the industry.

3. Process Air and Gas Supply:

Petrochemical processes often require a supply of compressed air and gases for specific applications. Air compressors are employed to generate compressed air for processes such as oxidation, combustion, and aeration. They may also be used to compress gases like nitrogen, hydrogen, and oxygen, which are utilized in various petrochemical reactions and treatment processes.

4. Cooling and Ventilation:

Petrochemical plants require adequate cooling and ventilation systems to maintain optimal operating conditions and ensure the safety of personnel. Air compressors are used to power cooling fans, blowers, and air circulation systems that help maintain the desired temperature, remove heat generated by equipment, and provide ventilation in critical areas.

5. Nitrogen Generation:

Nitrogen is widely used in the petrochemical industry for applications such as blanketing, purging, and inerting. Air compressors are utilized in nitrogen generation systems, where they compress atmospheric air, which is then passed through a nitrogen separation process to produce high-purity nitrogen gas. This nitrogen is used for various purposes, including preventing the formation of explosive mixtures, protecting sensitive equipment, and maintaining the integrity of stored products.

6. Instrument Air:

Instrument air is essential for operating pneumatic instruments, analyzers, and control devices throughout the petrochemical plant. Air compressors supply compressed air that is treated and conditioned to meet the stringent requirements of instrument air quality standards. Instrument air is used for tasks such as pneumatic conveying, pneumatic actuators, and calibration of instruments.

By employing air compressors in the petrochemical industry, operators can ensure reliable and efficient operation of pneumatic systems, power various tools and equipment, support critical processes, and maintain safe and controlled environments.

air compressor

How are air compressors employed in the mining industry?

Air compressors play a crucial role in the mining industry, providing reliable and efficient power for various mining operations. Here are some common applications of air compressors in mining:

1. Exploration and Drilling:

2. Ventilation and Air Quality Control:

3. Material Conveyance:

4. Dust Suppression:

5. Instrumentation and Control:

6. Explosive Applications:

7. Maintenance and Repair:

By utilizing air compressors effectively, the mining industry can benefit from increased productivity, improved safety, and efficient operation of various mining processes.

air compressor

What is the purpose of an air compressor?

An air compressor serves the purpose of converting power, typically from an electric motor or an engine, into potential energy stored in compressed air. It achieves this by compressing and pressurizing air, which can then be used for various applications. Here’s a detailed explanation of the purpose of an air compressor:

1. Powering Pneumatic Tools: One of the primary uses of an air compressor is to power pneumatic tools. Compressed air can be used to operate a wide range of tools, such as impact wrenches, nail guns, paint sprayers, sanders, and drills. The compressed air provides the necessary force and energy to drive these tools, making them efficient and versatile.

2. Supplying Clean and Dry Air: Air compressors are often used to supply clean and dry compressed air for various industrial processes. Many manufacturing and production operations require a reliable source of compressed air that is free from moisture, oil, and other contaminants. Air compressors equipped with appropriate filters and dryers can deliver high-quality compressed air for applications such as instrumentation, control systems, and pneumatic machinery.

3. Inflating Tires and Sports Equipment: Air compressors are commonly used for inflating tires, whether it’s for vehicles, bicycles, or sports equipment. They provide a convenient and efficient method for quickly filling tires with the required pressure. Air compressors are also used for inflating sports balls, inflatable toys, and other similar items.

4. Operating HVAC Systems: Air compressors play a crucial role in the operation of heating, ventilation, and air conditioning (HVAC) systems. They provide compressed air for controlling and actuating dampers, valves, and actuators in HVAC systems, enabling precise regulation of air flow and temperature.

5. Assisting in Industrial Processes: Compressed air is utilized in various industrial processes. It can be used for air blow-off applications, cleaning and drying parts, powering air-operated machinery, and controlling pneumatic systems. Air compressors provide a reliable and efficient source of compressed air that can be tailored to meet the specific requirements of different industrial applications.

6. Supporting Scuba Diving and Breathing Systems: In scuba diving and other breathing systems, air compressors are responsible for filling diving tanks and supplying breathable air to divers. These compressors are designed to meet strict safety standards and deliver compressed air that is free from contaminants.

Overall, the purpose of an air compressor is to provide a versatile source of compressed air for powering tools, supplying clean air for various applications, inflating tires and sports equipment, supporting industrial processes, and facilitating breathing systems in specific contexts.

China Professional A/C Oil Free Water Lubrication Single Screw Air Compressor Clean Air 100% Oil-Free Single Screw Type Air Compressor arb air compressor
editor by CX 2024-03-12

China factory 100HP High Quality Dry Oil Free Silent Screw Air Compressor Rdo-75A/W with high quality

Product Description

100HP High Quality Dry Oil Free Silent Screw Air Compressor RDO-75A/W

Product Features:

1.Industry-leading air end, imported brand, quality assurance.
2. IE3 motor, save your electricity cost, IP54, B-level temperature rise is suitable for harsh environments such as large dust and high temperature;
3.Multiple noise reduction design, calculated according to noise theory, with special flame retardant muffler cotton inside, to reduce the noise of the unit and provide a quieter environment for use.
4.Independent air inlet, reduce intake resistance, multi-function intake valve group, start without load, motor load is small. Use high-efficiency filters to effectively filter particulates in the air.
5.Centrifugal fan with plate-fin cooler has high wind pressure, low noise, external independent suction, exhaust air upward through a specially designed air duct to prevent hot air from returning.cooler modular design, vertical installation, effectively eliminate thermal stress , More stable operation and long service life.
6.Optimized shock absorption pad to reduce vibration and noise.

Technical Parameters

Dry Oil-free Screw Air Compressor RDO Series
Model	Air Delivery (m3/min)			Power (kW)	Noise dB(A)	Outlet diameter	Dimension (mm)		Weight (Kg)
Model	7bar	8bar	10bar	Power (kW)	Noise dB(A)	Outlet diameter	Air-cooled	Water-cooled	Air-cooled	Water-cooled
RDO-45A/W	4.5-7.8	4.0-6.8	3.7-6.4	45	69±3	DN50	220014002000	220015001720	2650	2700
RDO-55A/W	5.7-9.8	5.2-9.0	4.4-7.8	55	69±3	DN50	220014002000	220015001720	2850	2900
RDO-75A/W	7.6-13.0	7.2-12.2	6.6-11.2	75	70±3	DN50	220014002000	220015001720	2950	2900
RDO-90A/W	9.6-16.0	8.1-13.8	7.6-13.1	90	71±3	DN50	220014002000	220015001720	3000	2950
RDO-110A/W	12.1-20.6	11.6-19.5	11.1-18.8	110	71±3	DN65	300019902180	280019001990	3500	3550
RDO-132A/W	14.7-24.8	13.6-23.0	11.5-19.5	132	73±3	DN65	300019902180	280019001990	3550	3600
RDO-160A/W	16.9-28.5	15.6-26.3	14.1-23.8	160	73±3	DN65	300019902180	280019001990	3650	3750
RDO-185A/W	19.5-32.8	17.1-28.9	16.3-27.5	185	74±3	DN65	300019902180	280019001990	4100	4200
RDO-200A/W	21.8-36.8	20.4-34.6	18.1-30.6	200	74±3	DN100	450020002100	310021002065	5100	4500
RDO-220A/W	24.9-41.5	22.4-37.3	19.8-33.0	220	74±3	DN100	450020002100	310021002065	5600	5000
RDO-250A/W	27.3-46.0	25.3-42.8	22.7-38.2	250	74±3	DN100	450020002100	310021002065	5700	5200
RDO-280A/W	31.6-48.6	30.9-47.5	29.3-45.0	280	76±3	DN100	450020002100	310021002065	5800	5300
RDO-315A/W	34.1-52.5	32.9-50.6	31.5-48.5	315	77±3	DN100	450020002100	310021002065	6000	5400

Noted: DRO-W, DRO means this model is Dry Oi-Free air compressor,With “W” It represents Water Cooled, Without “W’, It represents AirCooled

Successful cases

Buyer Reviews

Packaging & Shipping

1.Packing Details: Plywood crate pallet plus foam board and bubble film, Full closed wooden case. 1pcs/each package (for stationary screw air compressor)
2.Shipping method: by sea, by LCL/FCL or as requested
3.Delivery method: FOB, CFR, CIF and EXW etc.
4.Delivery time: in 7-15 days after receiving deposit (customized machines not included)

Company Profile

ZheJiang CHINAMFG Machinery Co., Ltd. is a company dedicated to the production and research and development of various gas compression equipment. The company was established in 2012 and has a total of 5 licensed technical engineers. Mainly engaged in air, nitrogen, CO2 and other special gas compression equipment and after-treat equipment. With the development in recent years, the company has established a foreign trade team in ZheJiang , and hired foreign trade consultants with 10 years of industry experience to better serve customers worldwide. With excellent quality and the support of 30 distributors worldwide, our annual sales in 2018 exceeded 5 million US dollars. We look CHINAMFG to working with you to create a better tomorrow!

FAQ

Q1. Are you trading company or manufacture ?
A: We are professional manufacture of screw air compressor of HangZhou,ZheJiang ,China. More than 18 years of experience in air compressor manufacturing.

Q2. How long is the delivery time ?
A: For standard voltage ,15 working days. Non-standard ,please contact our sales.

Q3. What’s payment term ?
A: T/T, L/C, D/P, Western Union, Paypal, Credit Card, and etc. Also we could accept USD, RMB, Euro and other currency.

Q4. How about your after-sales service ?
A: 1.Provide customers with installation and commissioning online instructions.
2. Well-trained engineers available to overseas service.
3.CHINAMFG agents and after service avaiable.arrange our engineers to help you training and installation.

Q5. How about your warranty?
A: One year for the whole machine and 2 years for screw air end, except consumable spare parts.

Q6. Do you have any certificate ?
A: Yes, per different customer’s market need ,we can offer CE ,ISO etc certificate.

Q7. What about the maintenance ?
A: First maintenance need to be done after 500Hours, and then every 2000-3000 hours to do the normal maintenance, and consider the actual environment.

Q8. How do you control quality ?
A: 1. The raw materials are strictly inspected
2. Some key parts are imported from overseas
3. Each compressor must pass at least 5 hours of continuous testing before leaving the factory.

Q9. Do you offer OEM service ?
A: Yes.Both OEM & ODM service can be accepted.

Q10.How long could your air compressor be used?
A: Generally, more than 10 years.

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service:	Online Support
Warranty:	24month
Lubrication Style:	Lubricated

Customization:	Available \|

.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}

Shipping Cost: Estimated freight per unit.	about shipping cost and estimated delivery time.

Payment Method:
	Initial Payment Full Payment

Currency:	US$

Return&refunds:	You can apply for a refund up to 30 days after receipt of the products.

air compressor

What is the role of air compressors in power generation?

Air compressors play a significant role in power generation, supporting various operations and equipment within the industry. Here are some key roles of air compressors in power generation:

1. Combustion Air Supply:

Air compressors are used to supply compressed air for the combustion process in power generation. In fossil fuel power plants, such as coal-fired or natural gas power plants, compressed air is required to deliver a steady flow of air to the burners. The compressed air helps in the efficient combustion of fuel, enhancing the overall performance and energy output of the power plant.

2. Instrumentation and Control:

Air compressors are utilized for instrumentation and control systems in power generation facilities. Compressed air is used to operate pneumatic control valves, actuators, and other pneumatic devices that regulate the flow of steam, water, and gases within the power plant. The reliable and precise control provided by compressed air ensures efficient and safe operation of various processes and equipment.

3. Cooling and Ventilation:

In power generation, air compressors are involved in cooling and ventilation applications. Compressed air is used to drive air-operated cooling fans and blowers, providing adequate airflow for cooling critical components such as generators, transformers, and power electronics. The compressed air also assists in maintaining proper ventilation in control rooms, substations, and other enclosed spaces, helping to dissipate heat and ensure a comfortable working environment.

4. Cleaning and Maintenance:

Air compressors are employed for cleaning and maintenance tasks in power generation facilities. Compressed air is utilized to blow away dust, dirt, and debris from equipment, machinery, and electrical panels. It helps in maintaining the cleanliness and optimal performance of various components, reducing the risk of equipment failure and improving overall reliability.

5. Pneumatic Tools and Equipment:

In power generation plants, air compressors provide the necessary compressed air for operating pneumatic tools and equipment. These tools include impact wrenches, pneumatic drills, grinders, and sandblasting equipment, which are utilized for installation, maintenance, and repair tasks. The high-pressure air generated by compressors enables efficient and reliable operation of these tools, enhancing productivity and reducing manual effort.

6. Nitrogen Generation:

Sometimes, air compressors are used in power generation for nitrogen generation. Compressed air is passed through a nitrogen generator system, which separates nitrogen from other components of air, producing a high-purity nitrogen gas stream. Nitrogen is commonly used in power plant applications, such as purging systems, blanketing in transformers, and generator cooling, due to its inert properties and low moisture content.

7. Start-up and Emergency Systems:

Air compressors are an integral part of start-up and emergency systems in power generation. Compressed air is utilized to power pneumatic starters for gas turbines, providing the initial rotation needed to start the turbine. In emergency situations, compressed air is also used to actuate emergency shutdown valves, safety systems, and fire suppression equipment, ensuring the safe operation and protection of the power plant.

Overall, air compressors contribute to the efficient and reliable operation of power generation facilities, supporting combustion processes, control systems, cooling, cleaning, and various other applications critical to the power generation industry.

air compressor

What is the energy efficiency of modern air compressors?

Variable Speed Drive (VSD) Technology:

Air Leakage Reduction:

Efficient Motor Design:

Optimized Control Systems:

Air Storage and Distribution:

Energy Management and Monitoring:

air compressor

What are the different types of air compressors?

There are several different types of air compressors, each with its own unique design and operating principle. Here’s an overview of the most commonly used types:

1. Reciprocating Air Compressors: Reciprocating air compressors, also known as piston compressors, use one or more pistons driven by a crankshaft to compress air. They operate by drawing air into a cylinder, compressing it with the piston’s up-and-down motion, and discharging the compressed air into a storage tank. Reciprocating compressors are known for their high pressure capabilities and are commonly used in industrial applications.

2. Rotary Screw Air Compressors: Rotary screw air compressors utilize two interlocking screws to compress air. As the male and female screws rotate, the air is trapped between them and gradually compressed as it moves along the screw threads. These compressors are known for their continuous duty cycle, high efficiency, and quiet operation. They are widely used in industrial, commercial, and automotive applications.

3. Centrifugal Air Compressors: Centrifugal air compressors rely on the principle of centrifugal force to compress air. They use a high-speed impeller to accelerate the incoming air and then convert the kinetic energy into pressure energy. Centrifugal compressors are commonly used in large-scale industrial applications that require high volumes of compressed air.

4. Rotary Vane Air Compressors: Rotary vane air compressors employ a rotor with sliding vanes that compress the air. As the rotor rotates, the vanes slide in and out of the rotor, creating compression chambers. Air is drawn in, trapped, and compressed as the vanes move. These compressors are compact, reliable, and suitable for small to medium-sized applications.

5. Axial Flow Air Compressors: Axial flow air compressors are primarily used in specialized applications such as aircraft engines and gas turbines. They utilize a series of rotating and stationary blades to compress air in a continuous flow. Axial flow compressors are known for their high flow rates and are designed for applications that require large volumes of compressed air.

6. Scroll Air Compressors: Scroll air compressors consist of two interlocking spirals or scrolls that compress the air. One spiral remains stationary while the other orbits around it, creating a series of expanding and contracting pockets that compress the air. Scroll compressors are compact, reliable, and commonly used in applications where low noise and oil-free air are required, such as medical and dental equipment.

These are just a few examples of the different types of air compressors available. Each type has its own advantages, capabilities, and ideal applications. The choice of air compressor depends on factors such as required pressure, flow rate, duty cycle, noise level, oil-free operation, and specific application requirements.

China factory 100HP High Quality Dry Oil Free Silent Screw Air Compressor Rdo-75A/W with high quality
editor by CX 2024-03-10

China manufacturer 200kw Air Cooling VSD Energy Saving Hot Sale Industrial Dry Screw Two Stage Oil Free Air Compressor air compressor for sale

Product Description

	Specification(VSD series)
	Model	Capacity M³/min	Power kw	Noise level db	Weight KG
	Model	3.5~10bar	Power kw	Noise level db	Water Cooling	Air Cooling
OFA1VSD	OFA15VSD	1.1-3.3	15	74		930
	OFA22VSD	4.5-5.6	22	74		1150
	OFA30VSD	4-6.6	30	74		1300
	OFW37VSD	5-8.4	37	74		1600
	OFW45VSD	6.1-11.1	45	74		1750
OFA2VSD	OFA55VSD	7.3-9.4	55	74		1900
	OFA75VSD	10.7-12.4	75	74		2630
	OFA90VSD	12.7-15.4	90	74		2700
OFA3VSD	OFA110VSD	16.0-19.5	110	74
	OFA132VSD	18.8-21.8	132	74		4300
	OFA160VSD	24.0-29.6	160	74		4300
OFA4VSD	OFA200VSD	12.2-36.6	200	74
	OFA250VSD	14.2-41.8	250	74		6950
	OFA275VSD	15.8-47.4	275	74
	OFA315VSD	45.0-52.1	315	74		6950
OFA5VSD	OFA355VSD	50.4-57.5	355	74
OFW1VSD	OFW37VSD	2-5.9	37	74
OFW1VSD	OFW45VSD	2.3-7	45	74
OFW2VSD	OFW55VSD	4.5-8.8	55	74
	OFW75VSD	4.5-13.2	75	74	2170
	OFW90VSD	4.5-15.5	90	74	2220
OFW3VSD	OFW110VSD	6.4-19.1	110	74
	OFW132VSD	7.7-22.4	132	74	3500
	OFW160VSD	14.5-42.9	160	74	3500
OFW4VSD	OFW200VSD	18-36.1	200	74
	OFW250VSD	19.-38.4	250	74	6400
	OFW275VSD	20.0-41.0	275	74
	OFW315VSD	46.0-50.9	315	74	6650
OFW5VSD	OFW355VSD	50.4-56.3	355	74	6950
	OFW400VSD	55.8-62.1	400	74	7060
	OFW450VSD	63.8-76.5	450	74	8400
	OFW500VSD	73.1-83.9	500	74	8400
	OFW630VSD	89.0-102.9	630	74	9125
	OFW750VSD	101.8-122.8	750	74	9225

Company Profile

ZheJiang Napu compressor Technology Co.,LTD was established in 2012 based in ZheJiang ,specializing in oil-free rotary screw air compressors, offering a wide range of products from airends to compressors .
With over 10 years experience in oil free screw air compressor. NAPU Compressor is compliant with ISO 8573-1, Class 0 standard and audited by TUV Rheinland and China National Quality Inspection Center of Compressor and Refrigerator.
The company is also compliant with ISO 9001:14001 and is CHINAMFG in the domestic market for its quality-driven culture. The oil-free compressors manufactured by the company are used in a variety of sectors including some of our valued clients like CASC-China Aerospace Science Corporation, NORINCO-China North Industries Group, CNNC-China National Nuclear Group, CHANG AN AUTO, SINOPHARM, BYD and CALT and Sino-Chemical etc.
Continuous improvement in productivity and efficiency is our goal, and we continue to offer an extensive services including our own branded oil-free compressor package as well as after-sales services for other leading brands.

Product Features

1. In house designed airend
2. 100% oil free air certified by Germany TUV.
3. Double-layer structure to reduce he noise.
4. Air Cooling and Water cooling are available.
5. VSD control are available.
6.Touch Screen PLC with preset running schedule, more intelligent control.
7.OEM&ODM service are accepted

FAQ

Q1. Are you trading company or manufacture ?
A: We are professional manufacture of oil free air compressors. More than 20 years of experience in air compressor manufacturing.

Q2. What’s payment term ?
A: T/T, Western Union, Paypal, Credit Card, and etc. Also we could accept USD, RMB, Euro and other currency.

Q3. How about your after-sales service ?
A: 1.We can provide customers with installation and commissioning online instructions.

Q4. How about your warranty?
A: One year for the whole machine and 5 years for screw air end, except consumable spare parts.

Q5. Do you have any certificate ?
A: Yes, we can offer CE ,ISO and certificate as clients’ demande.

Q6. How do you control quality ?
A: 1. The raw materials are strictly inspected
2. Each compressor must pass at least 8 hours of continuous testing before leaving the factory.

Q7.How long could your air compressor be used?
A: Usually, more than over 10 years.

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service:	Online Support
Warranty:	12 Months
Lubrication Style:	Oil-free
Cooling System:	Air Cooling
Power Source:	AC Power
Cylinder Position:	Horizontal

Customization:	Available \|

air compressor

Can air compressors be used for painting and sandblasting?

Yes, air compressors can be used for both painting and sandblasting applications. Here’s a closer look at how air compressors are utilized for painting and sandblasting:

Painting:

Air compressors are commonly used in painting processes, especially in automotive, industrial, and construction applications. Here’s how they are involved:

Spray Guns: Air compressors power spray guns used for applying paint coatings. The compressed air atomizes the paint, creating a fine mist that can be evenly sprayed onto surfaces. The pressure and volume of the compressed air impact the spray pattern, coverage, and overall finish quality.
Paint Mixers and Agitators: Compressed air is often used to power mixers and agitators that ensure proper blending of paint components. These devices use the compressed air to stir or circulate the paint, preventing settling and maintaining a consistent mixture.
Airbrushing: Air compressors are essential for airbrushing techniques, which require precise control over airflow and pressure. Airbrushes are commonly used in artistic applications, such as illustrations, murals, and fine detailing work.

Sandblasting:

Air compressors play a crucial role in sandblasting operations, which involve propelling abrasive materials at high velocity to clean, etch, or prepare surfaces. Here’s how air compressors are used in sandblasting:

Blasting Cabinets: Air compressors power blasting cabinets or booths, which are enclosed spaces where the sandblasting process takes place. The compressed air propels the abrasive media, such as sand or grit, through a nozzle or gun, creating a forceful stream that impacts the surface being treated.
Abrasive Blasting Pots: Air compressors supply air to abrasive blasting pots or tanks that store and pressurize the abrasive media. The compressed air from the compressor enters the pot, pressurizing it and allowing for a controlled release of the abrasive material during the sandblasting process.
Air Dryers and Filters: In sandblasting applications, it is crucial to have clean, dry air to prevent moisture and contaminants from affecting the abrasive blasting process and the quality of the surface being treated. Air compressors may be equipped with air dryers and filters to remove moisture, oil, and impurities from the compressed air.

When using air compressors for painting or sandblasting, it is important to consider factors such as the compressor’s pressure and volume output, the specific requirements of the application, and the type of tools or equipment being used. Consult the manufacturer’s guidelines and recommendations to ensure the air compressor is suitable for the intended painting or sandblasting tasks.

Proper safety measures, such as wearing protective gear and following established protocols, should always be followed when working with air compressors for painting and sandblasting applications.

air compressor

How are air compressors employed in the mining industry?

Air compressors play a crucial role in the mining industry, providing reliable and efficient power for various mining operations. Here are some common applications of air compressors in mining:

1. Exploration and Drilling:

2. Ventilation and Air Quality Control:

3. Material Conveyance:

4. Dust Suppression:

5. Instrumentation and Control:

6. Explosive Applications:

7. Maintenance and Repair:

By utilizing air compressors effectively, the mining industry can benefit from increased productivity, improved safety, and efficient operation of various mining processes.

air compressor

What is the difference between a piston and rotary screw compressor?

Piston compressors and rotary screw compressors are two common types of air compressors with distinct differences in their design and operation. Here’s a detailed explanation of the differences between these two compressor types:

1. Operating Principle:

Piston Compressors: Piston compressors, also known as reciprocating compressors, use one or more pistons driven by a crankshaft to compress air. The piston moves up and down within a cylinder, creating a vacuum during the intake stroke and compressing the air during the compression stroke.
Rotary Screw Compressors: Rotary screw compressors utilize two intermeshing screws (rotors) to compress air. As the male and female screws rotate, the air is trapped between them and gradually compressed as it moves along the screw threads.

2. Compression Method:

Piston Compressors: Piston compressors achieve compression through a positive displacement process. The air is drawn into the cylinder and compressed as the piston moves back and forth. The compression is intermittent, occurring in discrete cycles.
Rotary Screw Compressors: Rotary screw compressors also employ a positive displacement method. The compression is continuous as the rotating screws create a continuous flow of air and compress it gradually as it moves along the screw threads.

3. Efficiency:

Piston Compressors: Piston compressors are known for their high efficiency at lower flow rates and higher pressures. They are well-suited for applications that require intermittent or variable air demand.
Rotary Screw Compressors: Rotary screw compressors are highly efficient for continuous operation and are designed to handle higher flow rates. They are often used in applications with a constant or steady air demand.

4. Noise Level:

Piston Compressors: Piston compressors tend to generate more noise during operation due to the reciprocating motion of the pistons and valves.
Rotary Screw Compressors: Rotary screw compressors are generally quieter in operation compared to piston compressors. The smooth rotation of the screws contributes to reduced noise levels.

5. Maintenance:

Piston Compressors: Piston compressors typically require more frequent maintenance due to the higher number of moving parts, such as pistons, valves, and rings.
Rotary Screw Compressors: Rotary screw compressors have fewer moving parts, resulting in lower maintenance requirements. They often have longer service intervals and can operate continuously for extended periods without significant maintenance.

6. Size and Portability:

Piston Compressors: Piston compressors are available in both smaller portable models and larger stationary units. Portable piston compressors are commonly used in construction, automotive, and DIY applications.
Rotary Screw Compressors: Rotary screw compressors are typically larger and more suitable for stationary installations in industrial and commercial settings. They are less commonly used in portable applications.

These are some of the key differences between piston compressors and rotary screw compressors. The choice between the two depends on factors such as required flow rate, pressure, duty cycle, efficiency, noise level, maintenance needs, and specific application requirements.

China manufacturer 200kw Air Cooling VSD Energy Saving Hot Sale Industrial Dry Screw Two Stage Oil Free Air Compressor air compressor for sale
editor by CX 2024-03-09

China Standard Energy Saving Water Lubricating Oil Free Dual-Stage Pm VSD Rotary Screw Type Air Compressor for General Industry with Best Sales

Product Description

2~40bar DIRECT-DRIVE WATER-INJECTED OIL-FREE SCREW AIR COMPRESSOR (PM VSD)

1. Low temperature means more efficiency
With an exceptionally low running temperature of less than 60ºC, near isothermal compression is achieved.
The superior cooling capability of water removes the heat and gives more air per kW of power.
This also eliminates the need for an internal cooler and aftercooler, the associated power consumption reduces pressure drop to a minimum.

2. Cutting the maintenance cost
Spare parts only need air filter elements and water filter elements
Low operating temperature ensures the long service life of the screw air end, avoiding expensive maintenance costs for the screw rotor.
Low temperature reduces the stress on other components ensuring long life.

3. Avoiding the costs of extra energy to combat pressure drop
These costs, although not apparent at the time of purchase, are very high and contribute substantially to the total cost of ownership.

4. No Gearbox No need for associated oil lubrication.

5. Simple structure
Fewer moving parts than the dry oil-free screw air compressor, meaning there is less to go wrong,
while balance bearing loads extend the compression element service life for low-cost operation.

Product Parameters

Product Description

Company Profile

Hot Sale Products

2~10bar Oil-injected 7~16bar All-in-1 Small Single-phase
Screw Air Compressor Screw Air Compressor Screw Air Compressor

2~40bar 100% Oil-free 8~12bar 100% Oil-free Diesel Engine Portable
Screw Air Compressor Scroll Air Compressor Screw Air Compressor

Main Product

What we can supply:

* Oil-injected Screw Air Compressor (2~16 bar)
* All-in-1 Screw Air Compressor with Tank, Dryer, and Filters (7~16 bar)
* Single-phase Small Screw Air Compressor for Home use (8~10 bar)
* Water-injected Oil-free Screw Air Compressor (2~40 bar)
* Oil-free Scroll Air Compressor (8~12 bar)
* Diesel&Electric Engine Portable Screw Air Compressor (8~30 bar)
* Air Dryer, Air tank, Filters, and other Spare parts

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service:	24*7 Online Services and Video Guide
Warranty:	1 Year for The Whole Machine & 2 Years for Air End
Lubrication Style:	Oil-free
Cooling System:	Air Cooling
Power Source:	AC Power
Installation Type:	Stationary Type

Customization:	Available \|

air compressor

How does variable speed drive technology improve air compressor efficiency?

Variable Speed Drive (VSD) technology improves air compressor efficiency by allowing the compressor to adjust its motor speed to match the compressed air demand. This technology offers several benefits that contribute to energy savings and enhanced overall system efficiency. Here’s how VSD technology improves air compressor efficiency:

1. Matching Air Demand:

Air compressors equipped with VSD technology can vary the motor speed to precisely match the required compressed air output. Traditional fixed-speed compressors operate at a constant speed regardless of the actual demand, leading to energy wastage during periods of lower air demand. VSD compressors, on the other hand, ramp up or down the motor speed to deliver the necessary amount of compressed air, ensuring optimal energy utilization.

2. Reduced Unloaded Running Time:

Fixed-speed compressors often run unloaded during periods of low demand, where they continue to consume energy without producing compressed air. VSD technology eliminates or significantly reduces this unloaded running time by adjusting the motor speed to closely follow the air demand. As a result, VSD compressors minimize energy wastage during idle periods, leading to improved efficiency.

3. Soft Starting:

Traditional fixed-speed compressors experience high inrush currents during startup, which can strain the electrical system and cause voltage dips. VSD compressors utilize soft starting capabilities, gradually ramping up the motor speed instead of instantly reaching full speed. This soft starting feature reduces mechanical and electrical stress, ensuring a smooth and controlled startup, and minimizing energy spikes.

4. Energy Savings at Partial Load:

In many applications, compressed air demand varies throughout the day or during different production cycles. VSD compressors excel in such scenarios by operating at lower speeds during periods of lower demand. Since power consumption is proportional to motor speed, running the compressor at reduced speeds significantly reduces energy consumption compared to fixed-speed compressors that operate at a constant speed regardless of the demand.

5. Elimination of On/Off Cycling:

Fixed-speed compressors often use on/off cycling to adjust the compressed air output. This cycling can result in frequent starts and stops, which consume more energy and cause mechanical wear. VSD compressors eliminate the need for on/off cycling by continuously adjusting the motor speed to meet the demand. By operating at a consistent speed within the required range, VSD compressors minimize energy losses associated with frequent cycling.

6. Enhanced System Control:

VSD compressors offer advanced control capabilities, allowing for precise monitoring and adjustment of the compressed air system. These systems can integrate with sensors and control algorithms to maintain optimal system pressure, minimize pressure fluctuations, and prevent excessive energy consumption. The ability to fine-tune the compressor’s output based on real-time demand contributes to improved overall system efficiency.

By utilizing variable speed drive technology, air compressors can achieve significant energy savings, reduce operational costs, and enhance their environmental sustainability by minimizing energy wastage and optimizing efficiency.

air compressor

How do you troubleshoot common air compressor problems?

Troubleshooting common air compressor problems can help identify and resolve issues that may affect the performance and functionality of the compressor. Here are some steps to troubleshoot common air compressor problems:

1. No Power:

Check the power source and ensure the compressor is properly plugged in.
Inspect the circuit breaker or fuse box to ensure it hasn’t tripped or blown.
Verify that the compressor’s power switch or control panel is turned on.

2. Low Air Pressure:

Check the air pressure gauge on the compressor. If the pressure is below the desired level, the compressor might not be building up enough pressure.
Inspect for air leaks in the system. Leaks can cause a drop in pressure. Listen for hissing sounds or use a soapy water solution to identify the location of leaks.
Ensure the compressor’s intake filter is clean and not clogged, as this can restrict airflow and reduce pressure.

3. Excessive Noise or Vibration:

Inspect the compressor’s mounting and foundation to ensure it is secure and stable. Loose mounts can cause excessive noise and vibration.
Check for loose or damaged components, such as belts, pulleys, or motor mounts. Tighten or replace as necessary.
Verify that the compressor’s cooling system, such as the fan or fins, is clean and free from obstructions. Overheating can lead to increased noise and vibration.

4. Air Leaks:

Inspect all connections, valves, fittings, and hoses for leaks. Tighten or replace any loose or damaged components.
Apply a soapy water solution to suspected areas and look for bubbles. Bubbles indicate air leaks.
Consider using thread sealant or Teflon tape on threaded connections to ensure a proper seal.

5. Excessive Moisture in Compressed Air:

Check the compressor’s drain valve and ensure it is functioning properly. Open the valve to release any accumulated moisture.
Inspect and clean the compressor’s moisture separator or air dryer, if equipped.
Consider installing additional filtration or drying equipment to remove moisture from the compressed air system.

6. Motor Overheating:

Ensure the compressor’s cooling system is clean and unobstructed.
Check the motor’s air intake vents and clean any dust or debris that may be blocking airflow.
Verify that the compressor is not being operated in an excessively hot environment.
Check the motor’s lubrication levels and ensure they are within the manufacturer’s recommended range.
Consider using a thermal overload protector to prevent the motor from overheating.

If troubleshooting these common problems does not resolve the issue, it may be necessary to consult the manufacturer’s manual or seek assistance from a qualified technician. Regular maintenance, such as cleaning, lubrication, and inspection, can also help prevent common problems and ensure the optimal performance of the air compressor.

air compressor

Are there air compressors specifically designed for high-pressure applications?

Yes, there are air compressors specifically designed for high-pressure applications. These compressors are engineered to generate and deliver compressed air at significantly higher pressures than standard air compressors. Here are some key points about high-pressure air compressors:

1. Pressure Range: High-pressure air compressors are capable of producing compressed air at pressures typically ranging from 1000 to 5000 psi (pounds per square inch) or even higher. This is considerably higher than the typical range of 100 to 175 psi for standard air compressors.

2. Construction: High-pressure aircompressors feature robust construction and specialized components to withstand the higher pressures involved. They are designed with reinforced cylinders, pistons, valves, and seals that can handle the increased stress and prevent leaks or failures under high-pressure conditions.

3. Power: Generating high-pressure compressed air requires more power than standard compressors. High-pressure air compressors often have larger motors or engines to provide the necessary power to achieve the desired pressure levels.

4. Applications: High-pressure air compressors are utilized in various industries and applications where compressed air at elevated pressures is required. Some common applications include:

Industrial manufacturing processes that involve high-pressure air for operations such as air tools, pneumatic machinery, and equipment.
Gas and oil exploration and production, where high-pressure air is used for well drilling, well stimulation, and enhanced oil recovery techniques.
Scuba diving and underwater operations, where high-pressure air is used for breathing apparatus and underwater tools.
Aerospace and aviation industries, where high-pressure air is used for aircraft systems, testing, and pressurization.
Fire services and firefighting, where high-pressure air compressors are used to fill breathing air tanks for firefighters.

5. Safety Considerations: Working with high-pressure air requires adherence to strict safety protocols. Proper training, equipment, and maintenance are crucial to ensure the safe operation of high-pressure air compressors. It is important to follow manufacturer guidelines and industry standards for high-pressure applications.

When selecting a high-pressure air compressor, consider factors such as the desired pressure range, required flow rate, power source availability, and the specific application requirements. Consult with experts or manufacturers specializing in high-pressure compressed air systems to identify the most suitable compressor for your needs.

High-pressure air compressors offer the capability to meet the demands of specialized applications that require compressed air at elevated pressures. Their robust design and ability to deliver high-pressure air make them essential tools in various industries and sectors.

China Standard Energy Saving Water Lubricating Oil Free Dual-Stage Pm VSD Rotary Screw Type Air Compressor for General Industry with Best Sales
editor by CX 2024-03-06

China Good quality Diesel Screw Air Compressor Machine Portable Mini Air Compressor Manufacturer air compressor oil

Product Description

Diesel Screw Air Compressor Machine Portable Mini Air Compressor Manufacturer
This series primarily used with construction and mining ,bolting rig, various hand held drill machines, drifters, blasting equipment and various air source requirement.

Product Description

SANROCK SCREW AIR COMPRESSOR QSDP180LG-8Y
Compressor	Pressure (bar)	8
	Air consumption (m³/min)	5
	Lubricating oil capacity(L)	10
	Dual transformation	Single
Engine	brand	Yanmar	Yuchai
	Model	4TNV94L-ZCWCSY	YCF2550-T452
	Power (kw)	35.9	36.8
	Max. working speed/ idle speed (rpm)	2100/1300	2300/1300
	Cylinder No.	4	4
Unit	Fuel tank capacity (L)	70	120
	*Exhaust port specifications Quantity**	*G 3/43**
	*Wheel specifications Quantity**	2 wheels
	Noise[Db(A)]	70±3
	Dimension (mm)	*270013501300*
	Weight (kg)	750

Features:
1.High quality filtration system with safety filters.
2.The host has higher efficiency, better reliability and longer life.
3.The diesel engine has strong power and low fuel consumption.
4.The air volume control system is simple and reliable, saving diesel.
5.Multi-stage air filter, suitable for dusty working enviro
6.Easy to move, it can still move flexibly in harsh terrain conditions.

Company Profile

Certifications

Packaging & Shipping

FAQ

1.what can you buy from us?
DTH drilling rig,core drilling rig,highway pile driver,solar pile driver ,anchor pile driver
,rotary drill rig ,underground jumbo drill rig ,screw air compressor,DTH hammer,drill rod,
piston air compressor,pneumatic rock drill ,drill bit,tricone bit ,spare parts.

2.How can I make payment?
A:You can pay by credit card, TT, Western Union, LC etc.

3. How is the shipment? How long dose it take?
A: For large quantity or heavy products, we ship by sea shipping or land shipping. Shipping efficiency depends on country and city you want to ship to. For small and delicate products, we ship by DHL, UPS, Fedex or TNT.You can also appoint shipping method you like before we ship.

4.How is your quality control?
A: We have our own experienced QC.There will be strict inspection and testing for every order before shipping out.

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After-sales Service:	Online Technical Services
Warranty:	1 Year
Lubrication Style:	Lubricated

.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}

Shipping Cost: Estimated freight per unit.	about shipping cost and estimated delivery time.

Payment Method:
	Initial Payment Full Payment

Currency:	US$

Return&refunds:	You can apply for a refund up to 30 days after receipt of the products.

air compressor

How are air compressors used in the food and beverage industry?

Air compressors play a vital role in the food and beverage industry, providing a reliable source of compressed air for various applications. Here are some common uses of air compressors in this industry:

1. Packaging and Filling:

Air compressors are extensively used in packaging and filling operations in the food and beverage industry. Compressed air is utilized to power pneumatic systems that control the movement and operation of packaging machinery, such as filling machines, capping machines, labeling equipment, and sealing devices. The precise and controlled delivery of compressed air ensures accurate and efficient packaging of products.

2. Cleaning and Sanitization:

Air compressors are employed for cleaning and sanitization purposes in food and beverage processing facilities. Compressed air is used to operate air-powered cleaning equipment, such as air blowguns, air-operated vacuum systems, and air knives. It helps remove debris, dust, and contaminants from production lines, equipment, and hard-to-reach areas. Additionally, compressed air is used for drying surfaces after cleaning and for applying sanitizing agents.

3. Cooling and Refrigeration:

In the food and beverage industry, air compressors are utilized in cooling and refrigeration systems. Compressed air is used to drive air compressors in refrigeration units, enabling the circulation of refrigerants and maintaining optimal temperatures for food storage and preservation. The controlled airflow provided by the compressors facilitates efficient cooling and refrigeration processes.

4. Aeration and Mixing:

Air compressors are used for aeration and mixing applications in the food and beverage industry. Compressed air is introduced into processes such as fermentation, dough mixing, and wastewater treatment. It helps in promoting oxygen transfer, enhancing microbial activity, and facilitating proper mixing of ingredients or substances, contributing to the desired quality and consistency of food and beverage products.

5. Pneumatic Conveying:

In food processing plants, air compressors are employed for pneumatic conveying systems. Compressed air is used to transport bulk materials such as grains, powders, and ingredients through pipes or tubes. It enables the gentle and efficient movement of materials without the need for mechanical conveyors, reducing the risk of product damage or contamination.

6. Quality Control and Testing:

Air compressors are utilized in quality control and testing processes within the food and beverage industry. Compressed air is used for leak testing of packaging materials, containers, and seals to ensure product integrity. It is also employed for spraying air or gases during sensory analysis and flavor testing.

7. Air Agitation:

In certain food and beverage production processes, air compressors are used for air agitation. Compressed air is introduced into tanks, mixing vessels, or fermentation tanks to create turbulence and promote mixing or chemical reactions. It aids in achieving consistent product quality and uniform distribution of ingredients or additives.

It is important to note that air compressors used in the food and beverage industry must meet strict hygiene and safety standards. They may require specific filtration systems, oil-free operation, and compliance with food safety regulations to prevent contamination or product spoilage.

By utilizing air compressors effectively, the food and beverage industry can benefit from improved productivity, enhanced product quality, and efficient processing operations.

air compressor

What is the energy efficiency of modern air compressors?

Variable Speed Drive (VSD) Technology:

Air Leakage Reduction:

Efficient Motor Design:

Optimized Control Systems:

Air Storage and Distribution:

Energy Management and Monitoring:

air compressor

What is the purpose of an air compressor?

China Good quality Diesel Screw Air Compressor Machine Portable Mini Air Compressor Manufacturer air compressor oil
editor by CX 2024-02-04

Product Description

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What we can supply:

How does variable speed drive technology improve air compressor efficiency?

How do you troubleshoot common air compressor problems?

Are there air compressors specifically designed for high-pressure applications?

Product Description

Diesel Screw Air Compressor Machine Portable Mini Air Compressor Manufacturer This series primarily used with construction and mining ,bolting rig, various hand held drill machines, drifters, blasting equipment and various air source requirement.

How are air compressors used in the food and beverage industry?

What is the energy efficiency of modern air compressors?

What is the purpose of an air compressor?

Diesel Screw Air Compressor Machine Portable Mini Air Compressor Manufacturer
This series primarily used with construction and mining ,bolting rig, various hand held drill machines, drifters, blasting equipment and various air source requirement.