China manufacturer CHINAMFG Parallel Two-Stage CHINAMFG Liquid Receiver – B Series with Good quality

Product Description

Xingxing Parallel Two-stage CHINAMFG Liquid Receiver – B Series

About us 
Top 500 Manufacturing Companies in China
Top 500 Private Enterprises in ChinaNational R&D center,
3200 after-sales service outlets.
Our products are exported to over 130 countries and regions around the world

Our Certification and R& D capacity 

Xingxing Factory =Refrigerator product range and production line introduction

Project cases

Various Compressor Units 

Detailed introduction of Xingxing Parallel Two-stage CHINAMFG Liquid Receiver – B Series

Reduce the compression ratio of every single stage, improve the energy effciency ratio of the system, greatly savethe energy consumption.
Providing multi-level energy regulation, the cooling output match the actual load dynamically.
Each compressor in the unit is standby for each other to ensure the reliable running of the system.
High quality semi-hermetic two-stage screw compressors are applied in the unit, such as GEA, SRM, CHINAMFG etc.
High eficiency centrifugal + fltration oil separator applied to minimize the probability of oil entering the system.
Two ways of oil supplying (Differential Pressure and Pump Forced) adopted to ensure that each compressor canget sufficient lubricating oil supply under any working conditions
Whole unit system adopts PLC intelligent control that with multiple protection functions of phase seqwence(phase loss), overload, pressure over-range security, oil level, oil flow and oil pressure difference.
Hiahly integrated desian concept qreatly saves machine room area

Main Parts
Screw compressor
Oil cooler
Oil separator
Liquid receiver
Gas-Liquid separator
Pressure controller
Filter drier
Liquid supply/Gas-retur/Gas-outlet valve
Control cabinet

Evaporation temperature: -30~-50°C
condensing temperature: +45°C
capacity: 50~600hp
Scenarios:Small and medium sized cold storages with medium/low temperature,fresh-keeping warehouse, acid excretion room.


How to choose the types of compressor units ?

Refrigera toin unit types  Fully sealed piston/rotor compression condensing unit Household refrigerators, air conditioners andsupermarket freezers, refrigerated trucks
Box type compression condensing unit Small medium and high temperature coldstorage, fresh storage
Refrigerated truck unit Branch line transportation, city distribution
Chilled water unit Mechanical processing, medicine,chemicaindustry and food processing
Piston/scroll parallelcompression accumulator unit Small medium and low temperature coldstorage, fresh storage, acid discharge room
Screw parallel compression liquid storage unit Medium and large medium and low temperaturerefrigerators, workshop air conditioners, chilledwater, ice making, etc.
Single two-stage screw parallel compressor unit Quick-freezing tunnel, quick-freezingwarehouse,low-temperature cold water
Bucket pump unit Super large cold storage,three-dimensional storage


1. Are you manufacturer?
   Yes. We are professional manufacturer of  refrigeration unit since 1970s. 

2. How about the warranty for your products?
   All of our products have 1 year warranty. During the guarantee period, if there are any problem with our instrument, we will help you to solve it by sending pictures, videos or free spare parts until things get fixed. Out of guarantee, we will also help you solve the problem,but not including send free spare parts to your country.

3. Can you do OEM?
   Yes, we can do OEM/ODM as you required.

4.Why same HP compressors have big price differences?

   Even same horsepower compressor condensing unit, the compressor has different designs, so the cooling capacities are different. Also, their condensers are different. So cooling capacity bigger, price higher.

5. Why do we insist original new compressor?
    The only original brand new compressor can have the best quality & high efficiency. So you save money on electric bills and maintenance costs.

6. Can refrigeration units be customized?
   Yes. We have experienced technicians and a professional team can help with customization. Also we have many models for you to choose from, better choose them because the delivery time is much shorter.

7. How many kinds of compressors?
   Semi-hermetic(ECOLINE series), Two stages semi-hermetic, Semi-hermetic screw compressor, Hermetic CHINAMFG etc.

8: Can you offer the technical support, online or site training or other?
   We will offer technical support like operating manual, operating videos to support or provided training material of the detailed products you are interested in.

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After-sales Service: 1~10 Years
Warranty: Engineers Available to Service Machinery Overseas
Principle: Reciprocating Compressor
Application: Low Temperature Condition
Performance: Variable Frequency, Explosion-Proof
Mute: Not Mute


air compressor

What Industries Commonly Use Screw Compressors?

Screw compressors are widely used in various industries due to their efficiency, reliability, and versatility. Here’s a detailed overview of the industries that commonly utilize screw compressors:

  • 1. Manufacturing: Screw compressors find extensive use in manufacturing industries such as automotive, aerospace, electronics, and appliances. They are employed for applications such as powering pneumatic tools, operating production lines, providing compressed air for painting, and controlling automated processes.
  • 2. Oil and Gas: The oil and gas industry extensively utilizes screw compressors for various purposes. They are employed in upstream operations for natural gas gathering, gas lift systems, and wellhead compression. In downstream operations, screw compressors are used in refining processes, gas transmission, and storage facilities.
  • 3. Chemical and Petrochemical: Screw compressors play a crucial role in chemical and petrochemical industries. They are used for compressing gases in chemical reactions, providing instrument air for control systems, powering pneumatic conveying systems, and handling various process gases in refining and production processes.
  • 4. Food and Beverage: Screw compressors are employed in the food and beverage industry for applications such as refrigeration, freezing, and air supply for packaging processes. They help maintain optimal temperature and humidity conditions, ensuring the quality and safety of food and beverage products.
  • 5. Pharmaceutical and Healthcare: Screw compressors are utilized in pharmaceutical manufacturing facilities, research laboratories, and healthcare institutions. They provide clean, oil-free compressed air for critical processes, such as pharmaceutical production, medical device manufacturing, and laboratory analysis. High-quality compressed air is essential to meet stringent quality and regulatory standards in these industries.
  • 6. Power Generation: Screw compressors find applications in power generation facilities, including gas turbine power plants, combined heat and power (CHP) systems, and cogeneration plants. They are used for inlet air compression, fuel gas boosting, and other compressed air requirements in power generation processes.
  • 7. Construction and Mining: Screw compressors are widely used in construction and mining industries for powering pneumatic tools, drilling equipment, and material handling systems. They provide the necessary compressed air for efficient and reliable operation in demanding construction and mining environments.
  • 8. Municipal and Wastewater Treatment: Screw compressors are utilized in municipal water treatment and wastewater treatment plants. They play a vital role in aeration processes, where compressed air is introduced into water or wastewater to promote biological treatment and ensure effective removal of contaminants.
  • 9. Printing and Packaging: Screw compressors are employed in printing and packaging industries for applications such as air drying, air cushioning, and powering pneumatic systems in printing presses and packaging machinery. They ensure consistent and reliable compressed air supply for efficient production processes.
  • 10. Automotive and Transportation: Screw compressors are used in automotive and transportation industries for applications such as air conditioning systems in vehicles, pneumatic braking systems, and compressed air supply for tire inflation and maintenance.

These are just a few examples, and screw compressors find applications in numerous other industries, including textiles, plastics, pulp and paper, steel and metal fabrication, electronics manufacturing, and more. The versatility and reliability of screw compressors make them a popular choice across a wide range of industrial sectors.

air compressor

How Do Screw Compressors Contribute to Energy Savings?

Screw compressors offer several features and advantages that contribute to energy savings. Here’s a detailed explanation:

1. Efficient Compression Process:

Screw compressors are known for their efficiency in compressing air or gas. They use a unique rotary screw design, where two intermeshing screws rotate to compress the air. This design provides continuous and smooth compression, resulting in less energy loss compared to other compression technologies, such as reciprocating compressors. The efficient compression process of screw compressors helps reduce energy consumption.

2. Load and Unload Operation:

Screw compressors often incorporate load and unload operation, also known as capacity control. This feature allows the compressor to match its output to the actual demand for compressed air. During periods of lower demand, the compressor unloads by disengaging some of its capacity. This reduces power consumption since the compressor is not operating at full load continuously. By adjusting the compressor’s output to match the required air flow, load and unload operation helps save energy.

3. Variable Speed Drive (VSD) Technology:

Many screw compressors are equipped with Variable Speed Drive (VSD) technology. A VSD allows the compressor’s motor speed to be adjusted according to the demand for compressed air. By running the compressor at lower speeds during periods of lower demand, the energy consumption can be significantly reduced. The VSD technology enables precise control over the compressor’s output, resulting in energy savings and improved efficiency.

4. Air Leakage Reduction:

A common source of energy loss in compressed air systems is air leakage. Screw compressors are designed to minimize air leakage through improved sealing mechanisms and enhanced construction materials. By reducing air leakage, the compressor can operate more efficiently, as less energy is wasted in compressing air that escapes before reaching the intended point of use. Regular maintenance and monitoring practices help identify and address air leakage issues, further contributing to energy savings.

5. Integrated Energy Recovery:

In certain applications, screw compressors can be configured to recover and utilize the heat generated during the compression process. This recovered heat can be used for various purposes, such as space heating, preheating process air or water, or powering other thermal processes. By utilizing the recovered heat energy, screw compressors enhance overall energy efficiency and reduce the need for additional heating systems.

6. System Optimization and Controls:

Screw compressors often feature advanced control systems that optimize their operation for energy efficiency. These control systems monitor various parameters, such as system pressure, air demand, and temperature, and adjust the compressor’s operation accordingly. By continuously analyzing the system requirements and making intelligent adjustments, the control systems help minimize energy waste and maintain optimal performance.

7. Maintenance and Proper Operation:

Regular maintenance and proper operation of screw compressors are essential for maximizing energy savings. Routine maintenance activities, such as cleaning air filters, checking lubrication levels, and inspecting and repairing leaks, ensure the compressor operates at peak efficiency. Additionally, proper operation practices, such as avoiding excessive idling or overloading, contribute to energy savings and prolong the compressor’s lifespan.

In summary, screw compressors contribute to energy savings through their efficient compression process, load and unload operation, variable speed drive technology, air leakage reduction, integrated energy recovery, system optimization, and proper maintenance and operation. By utilizing these features and implementing energy-conscious practices, industries can significantly reduce energy consumption and lower operating costs in compressed air systems.

air compressor

What Are the Advantages of Using a Screw Compressor?

Using a screw compressor offers several advantages in various applications. Here’s a detailed explanation:

High Efficiency:

Screw compressors are known for their high efficiency in converting electrical power into compressed air or gas. The rotary positive displacement design of screw compressors allows them to deliver a large volume of compressed air or gas with minimal energy loss. This high efficiency results in cost savings and reduced energy consumption compared to other types of compressors.

Continuous Operation:

One of the key advantages of screw compressors is their ability to provide a continuous flow of compressed air or gas. The interlocking helical rotors ensure a smooth and continuous compression process without pulsations. This feature is particularly beneficial in applications that require a steady and reliable source of compressed air, such as in manufacturing plants and industrial processes.

Compact Design:

Screw compressors are known for their compact design, which allows for space-saving installation. They have a relatively small footprint compared to other types of compressors, making them suitable for applications where space is limited. The compact design also facilitates ease of installation and integration into existing systems.

Low Vibration and Noise Levels:

Screw compressors are designed to operate with low vibration levels, resulting in smooth and quiet operation. The interlocking rotors and balanced design help in minimizing vibrations, reducing the need for additional vibration isolation measures. The low noise levels make screw compressors suitable for applications where noise reduction is important, such as in office environments or noise-sensitive industrial settings.

Wide Range of Capacities:

Screw compressors are available in a wide range of capacities, allowing for flexibility in meeting different compressed air or gas requirements. Whether it’s a small-scale application or a large industrial process, there are screw compressors available to match the specific capacity needs. This versatility makes screw compressors suitable for a variety of industries and applications.

Oil-Injected and Oil-Free Options:

Screw compressors are offered in both oil-injected and oil-free variants, providing options to meet different application requirements. Oil-injected screw compressors use lubricating oil for cooling, sealing, and reducing friction between the rotors. They are commonly used in industrial applications where a small amount of oil in the compressed air is acceptable. Oil-free screw compressors, on the other hand, eliminate the need for oil and provide contaminant-free compressed air. They are preferred in industries such as food and beverage, pharmaceuticals, and electronics, where oil-free air is critical.

Overall, using a screw compressor offers advantages such as high efficiency, continuous operation, compact design, low vibration and noise levels, capacity flexibility, and options for oil-injected or oil-free operation. These benefits make screw compressors a popular choice in various industries for a wide range of applications.

China manufacturer CHINAMFG Parallel Two-Stage CHINAMFG Liquid Receiver - B Series   with Good qualityChina manufacturer CHINAMFG Parallel Two-Stage CHINAMFG Liquid Receiver - B Series   with Good quality
editor by CX 2024-04-29

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