China best 30% Power Saving Air Compressor Professional Industrial Single Screw Compressors Oil Free High Efficiency Compressor 4bar 185kw 12v air compressor

Product Description

                     High Quality Screw Air compressor 

Our company specialize in making various kinds of compressors, such as:Diaphragm compressor,Piston compressor, screw Air compressor,Nitrogen generator,Oxygen generator ,Gas cylinder,etc. All products can be customized according to your parameters and other requirements.

The CHINAMFG is a volume -type gas compression machine with a volume of work volume. The compression of the gas is achieved by changes in volume, and the change of the volume is to achieve a rotation movement in the case with a pair of rotor of the compressor.
Basic structure of the screw air compressor: In the body of the compressor, a pair of intertwined spiral rotors are parallel. Usually, there is a rotor with convex teeth outside the ball, which is called yang rotor or yang screw. The rotor with concave teeth in the festival is called a pussy rotor or yin screw. Generally, the yang rotor is connected to the original motivation. Axial force. The cylindrical roller bearing at both ends of the rotor enables the rotor to achieve radial positioning and is underneath the radial force in the compressor. At both ends of the compressor body, a certain shape and size of the pores are opened respectively. One is used for inhalation, which is called the air intake; the other is used for exhaust, called the exhaust port.
Customized is accepted , Pls provide the following information to us :
1.Working Pressure : ____ Bar 
2.Rated Power : _____ KW/HP
 

Do you really choose the right Screw compressor?

About Power Saving

1. The annual electricity bill for purchasing a 37KW ordinary screw air compressor is 37KWx24hx365 days x1. 2 (electric fee) xO. 6 (loading) Power consumption is as high as 233.3366 million! Power saving after switching to permanent magnet variable frequency screw air compressor: 23. 3366×30% save electric fee 7.

45KW

72

55KW

88

75KW

12

90KW

144

Advantages of screw air compressor :
01.
Advanced Medium Voltage Dual Stage Mainframe
1. Two-stage integrated design, oil mist spray cooling is used between stages, which reduces the temperature of the air, and the compression process is close to the most energy-saving isothermal compression. In principle, two-stage compression saves 5%-8% of energy compared to single-machine compression ;
2. It is suitable for the compression ratio matching of medium voltage, the leakage in the main engine is small, and the volumetric efficiency is high;
3. The bearing adopts imported heavy-duty bearing, which makes the force of the rotor better; the two-stage rotors are driven by helical gears respectively, so that each stage of the rotor has the best linear speed;
4. The third-generation asymmetric rotor technology, the tooth surface is processed by the German KAPP rotor grinder, creating a high-precision rotor, which is the first guarantee for the high efficiency and stability of the host.
02.High efficiency permanent magnet synchronous motor
1. IP54 protection grade, which is more stable and reliable than IP23 in harsh environment;
2. Low temperature rise design, higher efficiency, and extended the service life of the motor;
3. Use ceramic plated bearings to completely eliminate the influence of shaft current on bearings;
4. It is made of rare earth permanent magnet materials, with large torque and small current during startup and operation;
5. With reasonable magnetic field design and magnetic density distribution, the working frequency range of energy-saving motors is wider and the operating noise is low;
6. Cooperating with the operation of the frequency converter, the frequency conversion soft start is realized, which avoids the strong mechanical impact of the machine and equipment when the motor is started at full pressure, and is conducive
to protecting the mechanical equipment, reducing equipment maintenance and improving the reliability of the equipment.
03. Special valve group
1. Intake valve: It adopts a special normally closed butterfly valve for medium voltage, with a non-return function, stable operation, high precision of air volume control, built-in noise reduction design, low cavitation noise and long service life;
2. Minimum pressure maintenance valve: special valve for medium voltage, high pressure resistance, high temperature resistance, accurate opening pressure, ensuring stable pressure in the barrel, ultra-fast return to seat, strong sealing, ensuring no backflow of gas, low pressure loss and high efficiency ;
3. Temperature control valve: The unit is equipped with a mixed-flow temperature control valve to ensure that the unit is more convenient to start in a low temperature environment, and to ensure the oil supply of the unit at any time; by controlling the oil supply temperature of the main engine to ensure that the unit is in the best performance state;
4. Oil cut-off valve: special normally closed valve for medium voltage, controlled by the exhaust pressure of the machine head. When starting up, the valve opens quickly to ensure that the compressor is lubricated and warmed up as soon as possible; when shutting down, the valve prevents oil from being ejected from the intake end.
4.Advanced and reliable electric control system
1. Large-size color LCD touch screen, with good man-machine communication interface, touch screen with anti-mistouch and sleep function;
2. It adopts double frequency conversion system, which is more energy-saving. The frequency converter and the motor are perfectly matched, and the low frequency and high torque can output 180% of the rated torque;
3. According to the characteristics of medium voltage, a special program is developed, with multiple pressure sensors and multiple temperature sensors, which can comprehensively detect the operating status of the unit, and automatically control the machine status without special care;
4. Configure the Internet of Things, you can check the operating status of the unit on the mobile phone;
5. Independent air duct design, suitable for various working conditions.
5.Silent centrifugal fan
1. Adopt centrifugal fan, brand-new separate radial cooling fan design, with special cooler, better cooling effect and more energy saving;
2. Compared with axial flow fans, centrifugal fans have higher wind pressure and lower noise;
3. Using variable frequency fan control, the oil temperature is constant, prolonging the service life of lubricating oil;
4. Due to the high wind pressure, the cooler and the filter are less likely to be blocked.
6..High quality triple filter

1. The filtration area of the air filter exceeds 150% of the normal requirement, the inlet pressure loss is low, and the energy efficiency is good;2. The oil filter adopts a full-flow built-in pressure-bearing oil filter suitable for medium voltage conditions. The rated processing capacity of the oil filter is 1.3 times the circulating oil volume. The imported filter material and the design scheme of large margin are selected, which has high filtration precision and good durability.
3. The oil is divided into special customized oil, which is designed and developed for medium-pressure working conditions, with wide applicable pressure range, good separation effect and low operating pressure loss; imported glass fiber material is selected;
4. The design of the 3 filter positions is reasonable, the maintenance is convenient, and the downtime is reduced.
High quality and efficient coupling
1. The coupling is a torsional elastic coupling with a failure protection function, which can effectively damp and reduce the vibration and impact generated during operation;
2. The elastic body is only under pressure and can bear a larger load, and the drum-shaped teeth of the elastic body can avoid stress concentration.   
Main Parameter

Technical parameters of oil-free water-lubricated permanent magnet variable frequency screw compressor
HYW-G Working pressure Exhaust volume  Power  Noise Air outlet pipe diameter  Net weight Dimensions(mm)
Water lubricated series bar psig (m3/min) cfm kW hp dB   kg Length Width Height
HYWV-7G 7 102 0.7-1.2 24.7-42.4 7.5 10 58±3 G1″ 500 1135 800 1000
8 116 0.6-1.1 21.2-38.8 7.5 10 58±3 G1″ 500 1135 800 1000
10 145 0.5-0.9 17.7-31.8 7.5 10 58±3 G1″ 500 1135 800 1000
HYWV-11G 7 102 1.0-1.6 35.3-56.5 11 15 58±3 G1″ 500 1135 800 1000
8 116 0.9-1.5 31.8-53 11 15 58±3 G1″ 500 1135 800 1000
10 145 0.7-1.3 24.7-45.9 11 15 58±3 G1″ 500 1135 800 1000
HYWV-15G 7 102 1.1-2 38.8-71 15 20 60±3 G1″ 550 1400 1000 1200
8 116 1-1.9 35.4-67.3 15 20 60±3 G1″ 550 1400 1000 1200
10 145 / / 15 20 60±3 G1″ 550 1400 1000 1200
HYWV-15G 7 102 / / 15 20 60±3 G1″ 550 1170 900 1100
8 116 / / 15 20 60±3 G1″ 550 1170 900 1100
10 145 0.9-1.6 31.8-56.6 15 20 60±3 G1″ 550 1170 900 1100
HYWV-18.5G 7 102 1.8-3.1 63.6-109.5 18.5 25 61 ±3 G1″ 600 1400 1000 1200
8 116 1.6-2.8 56.5-98.9 18.5 25 61 ±3 G1″ 600 1400 1000 1200
10 145 1.5-2.5 53-88.3 18.5 25 61±3 G1″ 600 1400 1000 1200
HYWV-22G 7 102 2.2-3.7 77.7-130.7 22 30 61 ±3 G1″ 655 1400 1000 1200
8 116 2.0-3.4 70.6-120.1 22 30 61 ±3 G1″ 655 1400 1000 1200
10 145 1.8-3.0 63.6-105.9 22 30 61 ±3 G1″ 655 1400 1000 1200
HYWV-30G 7 102 3.1-5.2 109.5-183.6 30 40 64±3 G11/2″ 1150 1920 1170 1320
8 116 2.8-4.7 98.9-166 30 40 64±3 G11/2″ 1150 1920 1170 1320
10 145 2.5-4.3 88.3-151.9 30 40 64±3 G11/2″ 1150 1920 1170 1320
HYWV-37G 7 102 3.6-6.1 127.1-215.4 37 50 64±3 G11/2″ 1200 1920 1170 1320
8 116 3.3-5.6 116.5-197.8 37 50 64±3 G11/2″ 1200 1920 1170 1320
10 145 3.0-5.0 105.9-176.6 37 50 64±3 G11/2″ 1200 1920 1170 1320
HYWV-45G 7 102 4.5-7.5 158.9-264.9 45 60 66±3 G11/2″ 1320 1920 1170 1320
8 116 4.0-6.8 141.3-240.1 45 60 66±3 G11/2″ 1320 1920 1170 1320
10 145 3.6-6.0 127.1-211.9 45 60 66±3 G11/2″ 1320 1920 1170 1320
HYWV-55G 7 102 6.0-10.0 211.9-353.1 55 75 66±3 DN50 1520 1930 1320 1535
8 116 5.4-9.0 191-317.8 55 75 66±3 DN50 1520 1930 1320 1535
10 145 4.6-7.8 162.4-275.5 55 75 66±3 DN50 1520 1930 1320 1535
HYWV-75G  7 102 7.8-13.0 275.5-459.1 75 100 70±3 DN50 1620 1930 1320 1535
8 116 7.2-12.0 254.3-423.8 75 100 70±3 DN50 1620 1930 1320 1535
10 145 6.0-10.0 211.9-353.1 75 100 70±3 DN50 1620 1930 1320 1535
HYWV-90G 7 102 9.3-15.5 328.4-547.4 90 120 70±3 DN50 1800 1930 1320 1535
8 116 8.4-14.0 296.6-494.4 90 120 70±3 DN50 1800 1930 1320 1535
10 145 7.5-12.5 264.9-414 90 120 70±3 DN50 1800 1930 1320 1535
HYWV-110G 7 102 12.0-20.0 423.8-706.3 110 150 72±3 DN80 3100 2300 1600 1750
8 116 10.8-18.0 381.4-635.7 110 150 72±3 DN80 3100 2300 1600 1750
10 145 9.6-16.0 339-565 110 150 72±3 DN80 3100 2300 1600 1750
HYWV-132G 7 102 15.0-25.0 527.9-882.9 132 175 72±3 DN80 3250 2300 1600 1750
8 116 13.8-23.0 487.3-812.2 132 175 72±3 DN80 3250 2300 1600 1750
10 145 12.0-20.0 423.8-706.3 132 175 72±3 DN80 3250 2300 1600 1750
HYWV-160G 7 102 16.2-27.0 572.1-953.5 160 215 72±3 DN100 4500 2860 1600 1800
8 116 15.3-25.5 540.3-900.5 160 215 72±3 DN100 4500 2860 1600 1800
10 145 14.4-24.0 508.5-847.6 160 215 72±3 DN100 4500 2860 1600 1800
HYWV-185G 7 102 18.0-30.0 635.7-1059.4 185 250 74±3 DN100 4500 2860 1600 1800
8 116 16.8-28.0 593.3-988.8 185 250 74±3 DN100 4500 2860 1600 1800
10 145 15.0-25.0 529.7-882.9 185 250 74±3 DN100 4500 2860 1600 1800
HYWV-200G 7 102 21.6-36.0 762.8-1271.3 200 270 74±3 DN125 4800 3150 1850 2050
8 116 19.8-33.0 699.2-1165.4 200 270 74±3 DN125 4800 3150 1850 2050
10 145 16.2-27.0 572.1-953.5 200 270 74±3 DN125 4800 3150 1850 2050
HYWV-250G 7 102 25.8-43.0 911.1-1518.5 250 350 74±3 DN125 5200 3150 1850 2050
8 116 24.6-41.0 868.7-1447.9 250 350 74±3 DN125 5200 3150 1850 2050
10 145 22.8-38.0 805.2-1342 250 350 74±3 DN125 5200 3150 1850 2050

 

 

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Workshop of natural gas compressor 
Our products 
Our Certificate : CE and ISO certification
Our exhibition for the gas compressor 
Our Service for diaphragm compressor : 
1.Service time : 24*7 Hours
2.Customized Service 
3.Perfect pre-sale,sale,after-sales service
4.FAT
5.Onsite commissioning Service
6.18 months warranty period

FAQ :
Q1.How about your after-sales service?
A: 1. Provide customers with intallation and commissioning online instructions.
2. Well-trained engineers available to overseas after-sales service.

Q2.What’s payment term?
A: T/T, L/C, D/P, Western Union, Trade Assurance and etc. Also we could accept USD, RMB, GBP, Euro and other currency.

Q3 : How long is your air compressor warranty?
A: Usually 1 year /12 Months for whole compressor machine, 2years/24months for air end (except maintenance spare parts.). And we can provide further warranty if necessary.

 

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After-sales Service: 18 Months
Warranty: 18 Months
Lubrication Style: Oil-free
Customization:
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Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

air compressor

Can Oil-Free Air Compressors Handle High-Pressure Applications?

Yes, oil-free air compressors are capable of handling high-pressure applications, but certain considerations need to be taken into account. Here’s a detailed explanation of the capabilities and considerations regarding the use of oil-free air compressors in high-pressure applications:

1. Compressor Design:

Oil-free air compressors are designed to deliver oil-free compressed air, and some models are specifically engineered to handle high-pressure requirements. These compressors incorporate robust components, such as high-strength materials, reinforced valves, and advanced sealing technologies, to withstand the higher pressures generated during compression. They are typically designed to operate within specific pressure ranges, and their performance and reliability are optimized for those ranges.

2. Pressure Rating:

When selecting an oil-free air compressor for a high-pressure application, it is crucial to consider the compressor’s pressure rating. The pressure rating indicates the maximum pressure that the compressor can reliably generate and maintain. Oil-free compressors suitable for high-pressure applications are available with varying pressure ratings, ranging from several hundred PSI (pounds per square inch) to several thousand PSI, depending on the specific model and manufacturer. It’s important to choose a compressor with a pressure rating that meets or exceeds the requirements of the intended application.

3. Operating Efficiency:

Operating efficiency is an important consideration when using oil-free air compressors for high-pressure applications. As the pressure requirement increases, the compressor may consume more energy to achieve and maintain the desired pressure. It’s advisable to select a compressor that is optimized for energy efficiency, as it can help reduce operating costs and minimize environmental impact. Compressors equipped with advanced control systems, variable speed drives, and efficient motor designs can enhance overall energy efficiency in high-pressure applications.

4. Air Treatment and Filtration:

High-pressure applications often require dry and clean compressed air. In addition to the oil-free operation, it is important to ensure that the compressed air is adequately treated and filtered to remove moisture, particulates, and other contaminants. The use of appropriate air dryers, filters, and separators in the compressed air system is necessary to maintain the desired air quality and protect downstream equipment in high-pressure applications.

5. System Safety and Regulations:

High-pressure applications present additional safety considerations. It is essential to ensure that the entire compressed air system, including the compressor, storage tanks, piping, and safety devices, is designed, installed, and operated in compliance with relevant safety regulations and standards. Pressure relief valves, pressure gauges, and other safety devices should be appropriately sized and configured to handle the high-pressure conditions. Regular inspections, maintenance, and adherence to safety protocols are crucial to ensure the safe operation of the high-pressure oil-free air compressor system.

It’s important to consult with compressor manufacturers or industry experts to determine the suitability of specific oil-free compressors for high-pressure applications. They can provide guidance on selecting the right compressor model, assessing system requirements, and ensuring compliance with safety standards.

By considering the design, pressure rating, operating efficiency, air treatment, and system safety, oil-free air compressors can successfully handle high-pressure applications in various industries, including manufacturing, automotive, aerospace, and energy.

air compressor

Can Oil-Free Air Compressors Be Used in Cold Climates?

Yes, oil-free air compressors can be used in cold climates. Here’s a detailed explanation of the considerations and adaptations that may be necessary when using oil-free compressors in cold weather:

1. Cold-Start Capability:

Oil-free compressors should be designed and equipped with features that enable them to start and operate reliably in cold temperatures. This includes components such as low-temperature lubricants, preheating systems, and specialized insulation to prevent freezing or damage to critical parts.

2. Compressed Air Drying:

In cold climates, the moisture content in the compressed air can condense and freeze, leading to operational issues and potential damage to the compressed air system. It is crucial to incorporate proper compressed air drying equipment, such as refrigerated dryers or desiccant dryers, to remove moisture from the compressed air and prevent freezing within the system. This ensures the production of dry and reliable compressed air even in cold weather conditions.

3. Freeze Protection:

Special attention should be given to protecting the compressor and associated components from freezing. This may involve insulation, heat tracing, or the use of frost protection heaters in critical areas susceptible to freezing, such as air intakes, valves, filters, and condensate drains. Adequate insulation can help maintain optimal operating temperatures and prevent freezing-related issues.

4. Cold Weather Lubricants:

In extremely cold climates, it is essential to use specific lubricants that are designed to perform effectively at low temperatures. These lubricants should have low pour points and be capable of providing sufficient lubrication and protection to the compressor’s moving parts even in cold environments. Using the appropriate lubricants ensures reliable operation and prevents damage to the compressor during cold starts and operation.

5. Preventive Maintenance:

Regular preventive maintenance is crucial when using oil-free compressors in cold climates. It is essential to follow the manufacturer’s recommendations for maintenance tasks such as filter replacements, lubricant changes (if applicable), and inspection of critical components. Cold weather conditions can exacerbate wear and tear on equipment, so proper maintenance helps identify and address potential issues before they lead to operational problems.

6. Monitoring and Control:

Implementing advanced monitoring and control systems can provide real-time information about the compressor’s performance in cold climates. Monitoring parameters such as temperature, pressure, and system efficiency can help identify any deviations or potential issues caused by low temperatures. Additionally, control systems can optimize compressor operation and adjust parameters to ensure efficient performance in cold weather conditions.

It’s important to consult the manufacturer’s specifications and guidelines for the specific oil-free compressor model being used, as they may provide additional recommendations or requirements for operating the compressor in cold climates. Adhering to these guidelines and implementing appropriate adaptations will help ensure the reliable and efficient performance of oil-free air compressors in cold weather environments.

air compressor

How Does an Oil-Free Air Compressor Work?

An oil-free air compressor, also known as an oilless air compressor, operates using alternative methods to achieve compression without the need for lubricating oil. These compressors employ various techniques to deliver clean, oil-free compressed air. Here’s a detailed explanation of how an oil-free air compressor works:

1. Dry Compression:

In oil-free air compressors, the compression chamber is designed to operate without any oil present. The compression process starts with the intake stroke, where ambient air is drawn into the compressor through an inlet valve. The air is then compressed in the compression chamber without any oil lubrication.

2. Friction Reduction:

Since there is no oil in the compression chamber, special measures are taken to reduce friction and wear between the moving parts. These measures include the use of specialized materials, coatings, and surface treatments on the compressor components. These friction-reducing techniques minimize the need for lubrication and allow for efficient compression.

3. Piston Rings and Seals:

Oil-free compressors utilize advanced piston rings and seals to provide effective sealing without the need for oil lubrication. These rings and seals are designed to reduce internal leakage and ensure efficient compression. They help maintain the compression efficiency by minimizing air leakage during the compression process.

4. Cooling Mechanisms:

Oil-free air compressors often incorporate cooling mechanisms to dissipate the heat generated during compression. This helps prevent overheating and ensures the compressor operates within acceptable temperature limits. Common cooling methods include water cooling and air cooling. Water-cooled compressors use a water jacket or a separate cooling circuit to remove heat, while air-cooled compressors rely on fans and heat sinks to cool the compressor.

5. Filtration:

Oil-free compressors typically incorporate effective air filtration systems to remove contaminants, such as dust, particles, and moisture, from the intake air. These filtration systems ensure that the compressed air produced is clean and free from impurities. Depending on the application, additional filtration equipment, such as coalescing filters or activated carbon filters, may be employed to achieve specific air quality requirements.

6. Control and Safety Systems:

Oil-free air compressors are equipped with control and safety systems to monitor and regulate the compressor’s operation. These systems can include pressure switches, temperature sensors, safety valves, and control panels. They help maintain optimal operating conditions, protect the compressor from excessive pressures or temperatures, and provide safety features to prevent damage or accidents.

By employing these techniques and components, oil-free air compressors achieve compression without the need for lubricating oil. This results in clean, oil-free compressed air that is suitable for applications where oil contamination could be problematic, such as in industries like food processing, pharmaceuticals, electronics, and painting.

It’s important to note that the specific design and operation of oil-free air compressors may vary depending on the manufacturer and model. Therefore, it’s recommended to consult the manufacturer’s documentation and guidelines for detailed information on how a particular oil-free compressor works.

China best 30% Power Saving Air Compressor Professional Industrial Single Screw Compressors Oil Free High Efficiency Compressor 4bar 185kw   12v air compressorChina best 30% Power Saving Air Compressor Professional Industrial Single Screw Compressors Oil Free High Efficiency Compressor 4bar 185kw   12v air compressor
editor by CX 2024-03-03