Product Description
Refrigeration Compressor Unit for Cold Storage / Cold Room
Product Parameters
- High efficiency and energy saving, COP increases by about 8%.
- Moon-tech’s patent rotor produces smooth operation, high efficiency and low noise.
- Moon-tech’s patent capacity control device realizes flexible and accurate control.
- Moon-tech’s patent design lowers the noise and vibration.
- Precisely circulation oil control
- Moon-tech’s patent high efficiency heat exchange tube
- Reliability and stability
- Refrigerant: Ammonian R717, Freon R404a, R507a, R22, R134a, etc
| Refrigerant | R717 | R22 |
| Discharge pressure MPa | below 1.67 | below 1.67 |
| Corresponding saturated temperature °C | below 45 | below 46 |
| Suction pressure MPa | -0.045-0.57 | -0.017-0.62 |
| Corresponding evaporative temperature °C | -45-12.5 | -45-12.5 |
| Oil pressure MPa | 0.1-0.3 higher than discharge pressure | |
| Oil temperature °C | 30-65 | |
| Cooling water inlet temperature °C | 15.5-33 | |
| Cooling water flow deviation | ±10% | |
Detailed Photos
Screw Refrigeration Compressor Unit
Screw compressor unit is widely used in food freezing and refrigeration, process cooling, gas liquefaction, building aggregate cooling, scientific research experiments, permafrost drilling, sports venues, mine heat hazard treatment and other fields that require artificial low-temperature environments. The compressor unit can be customized according to user needs, and the energy adjustment device (adjustable volume-reduction ratio, frequency conversion) is optional, and the standard configuration control mode is automatic; data can be shared in the cloud and monitored in real time.
More models
Single-Stage Screw Refrigeration Compressor Unit
Applicable Conditions
| Refrigerant | R717A | R507A |
| Discharge Pressure (MPa) | <=1.67 | <=1.95 |
| Suction Pressure (MPa) | -0.03 ~0.586 | |
| Oil Pressure (MPa) | 0.1 ~ 0.3 Higher Than Discharge Pressure | |
| Oil Temperature (ºC) | 30~65 | |
| Cooling Water InletTemperature (ºC) | 15~33 | |
| Cooling Water Flow Deviation | +-10% | |
Features.
*The compressor has a full type spectrum and the displacement range is 285 m3/h ~14. Now Moon-tech is the largest base of R&D and export for refrigeration & air-conditioning equipment in China. Since its establishment, CHINAMFG has been committed to innovate refrigeration technology and provide our customers with high quality equipment & solutions. Being a responsible enterprise, CHINAMFG always pays close attention to harmonious development between human beings and nature, and the whole design and manufacturing process of our products is guided by principle ” environmental protection, energy saving and safety”.
Our mission: Constantly create value for customers.
As a leading company in Chinese refrigeration industry, CHINAMFG has been keeping paces with the world latest technology in order to provide stable, low maintenance and high quality equipments in food processing, low temperature cold storage, petrochemical, semiconductor, chemical industry, hydroelectricity, coal industry etc.
In food cold chain field, CHINAMFG holds more than 60% domestic market share. In overseas market, more than 400 customers from 80 countries and regions have benefited from our products and after sale services.
Moon-Tech, a leading refrigeration company is your ideal partner in temperature control field!
FAQ
1.What’s your advantage?
A: Honest business with competitive price and professional service on export process.
2.How I believe you?
A : We consider honest as the life of our company, we can tell you the contact information of our some other clients for you to check our credit. Besides, there is trade assurance from Alibaba, your order and money will be well guaranteed.
3.Can you give warranty of your products?
A: Yes, we extend a 100% satisfaction guarantee on all items. Please feel free to feedback immediately if you are not pleased with our quality or service.
4.Where are you?
Can I visit you? A: Sure,welcome to you visit our factory at any time.
5.How about the delivery time?
A: Within 15-35 days after we confirm you requirement.
6.what kind of payment does your company support?
A: T/T, 100% L/C at sight, Cash, Western Union are all accepted if you have other payment,please contact me.
| Cooling Method: | Indirect Cooling |
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| Certification: | ISO |
| Condition: | New |
| Widely Application: | Seafood Processing / Meat Processing/ Cold Storage |
| Application: | Logistics/ Ice Cream / Beverages / Food Oil & Gas |
| Advanced Technology: | Over 10 Independent Intellectual Property Rights |
| Samples: |
US$ 60000/Piece
1 Piece(Min.Order) | |
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| Customization: |
Available
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Can air compressors be used for gas compression and storage?
Yes, air compressors can be used for gas compression and storage. While air compressors are commonly used to compress and store air, they can also be utilized for compressing and storing other gases, depending on the specific application requirements. Here’s how air compressors can be used for gas compression and storage:
Gas Compression:
Air compressors can compress various gases by utilizing the same principles applied to compressing air. The compressor takes in the gas at a certain pressure, and through the compression process, it increases the pressure and reduces the volume of the gas. This compressed gas can then be used for different purposes, such as in industrial processes, gas pipelines, or storage systems.
Gas Storage:
Air compressors can also be used for gas storage by compressing the gas into storage vessels or tanks. The compressed gas is stored at high pressure within these vessels until it is needed for use. Gas storage is commonly employed in industries where a continuous and reliable supply of gas is required, such as in natural gas storage facilities or for storing compressed natural gas (CNG) used as a fuel for vehicles.
Gas Types:
While air compressors are primarily designed for compressing air, they can be adapted to handle various gases, including but not limited to:
- Nitrogen
- Oxygen
- Hydrogen
- Carbon dioxide
- Natural gas
- Refrigerant gases
It’s important to note that when using air compressors for gas compression and storage, certain considerations must be taken into account. These include compatibility of the compressor materials with the specific gas being compressed, ensuring proper sealing to prevent gas leaks, and adhering to safety regulations and guidelines for handling and storing compressed gases.
By leveraging the capabilities of air compressors, it is possible to compress and store gases efficiently, providing a reliable supply for various industrial, commercial, and residential applications.
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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.
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How do oil-lubricated and oil-free air compressors differ?
Oil-lubricated and oil-free air compressors differ in terms of their lubrication systems and the presence of oil in their operation. Here are the key differences:
Oil-Lubricated Air Compressors:
1. Lubrication: Oil-lubricated air compressors use oil for lubricating the moving parts, such as pistons, cylinders, and bearings. The oil forms a protective film that reduces friction and wear, enhancing the compressor’s efficiency and lifespan.
2. Performance: Oil-lubricated compressors are known for their smooth and quiet operation. The oil lubrication helps reduce noise levels and vibration, resulting in a more comfortable working environment.
3. Maintenance: These compressors require regular oil changes and maintenance to ensure the proper functioning of the lubrication system. The oil filter may need replacement, and the oil level should be regularly checked and topped up.
4. Applications: Oil-lubricated compressors are commonly used in applications that demand high air quality and continuous operation, such as industrial settings, workshops, and manufacturing facilities.
Oil-Free Air Compressors:
1. Lubrication: Oil-free air compressors do not use oil for lubrication. Instead, they utilize alternative materials, such as specialized coatings, self-lubricating materials, or water-based lubricants, to reduce friction and wear.
2. Performance: Oil-free compressors generally have a higher airflow capacity, making them suitable for applications where a large volume of compressed air is required. However, they may produce slightly more noise and vibration compared to oil-lubricated compressors.
3. Maintenance: Oil-free compressors typically require less maintenance compared to oil-lubricated ones. They do not need regular oil changes or oil filter replacements. However, it is still important to perform routine maintenance tasks such as air filter cleaning or replacement.
4. Applications: Oil-free compressors are commonly used in applications where air quality is crucial, such as medical and dental facilities, laboratories, electronics manufacturing, and painting applications. They are also favored for portable and consumer-grade compressors.
When selecting between oil-lubricated and oil-free air compressors, consider the specific requirements of your application, including air quality, noise levels, maintenance needs, and expected usage. It’s important to follow the manufacturer’s recommendations for maintenance and lubrication to ensure the optimal performance and longevity of the air compressor.
editor by CX 2023-10-12