Product Description

BEEST—-AIR COMPRESSOR&SOLUTION

Moair Energy Conservation Durable Two Stage Screw Air Compressor with Double Permanent Magnet Motor

1. Company background

ZheJiang CHINAMFG International Trade Co., Ltd. is the senior partner of HangZhou CHINAMFG Compressor Co., Ltd , we are committed to the sales and after-sales service of air compressors in Southeast Asia, and have stores in Indonesia.
We are the professional manufacturer of the air compressor products of various types including the permanent-magnet synchronous variable-frequency series,permanent-magnet synchronous low-pressure series,permanent-magnet sunchronous two-stage compressors series,etc.
More than 10 years of professional screw compressors manufacturing technology,bringing the international first-class permanent magnet synchronous drive and control technologies.

2. Product introduction

Our MSE series rotary variable speed screw air compressor can meet the various needs of customers no matter the application.

The MSE series rotary screw air compressor has the advantage of compact structure, low noise and energy-efficiency. These units are widely used in machinery, light industry, textile, food production and handling, petroleum, chemical industry, metallurgy, mining, electric power, urban construction, medical research and other industrial applications.

3.Core components

Permanent Magnet Motor
 

  • PM motor and male rotor are directly connected on 1 shaft, without transmission efficiency loss 
  • High motor efficiency
  • With the design combination of high performance permanent magnet and special rotor structure, our PM motor’s efficiency is 30% greater compared to induction motors of the same size.
  • The PM motor has an independent air-cooled cooling system, no need for additional cooling systems.
  • The stator of the motor uses a corona-resistant enameled wire which is specially designed for frequency converters, and features excellent insulating properties and a long service life.
  • The PM motor is designed with a special hermetically-sealed construction, which prevents leakage of lubricating oil.

       

Inovance frequency inverter
 

 

  • The Inovance frequency inverter doesn’t need to be directly connected to the power grid, enabling quick and easy installation.
  • The inovance frequency inverter has a high-speed output under the control of vectors, offering high precision under the circumstance of steady speed.
  • There is a built-in DC reactor.
  • The inovance frequency inverter has a built in braking circuit.
  • The inovance frequency inverter has a global after-sales service network.

More details

Features
 

  • The MSE series rotary screw air compressor is equipped with a permanent magnetic-synchro screw airend created by CHINAMFG independently, which can save up to 15% energy compared with common asynchronous frequency conversion screw compressors and 30% energy compared with common screw compressors.
  • With a soft starting method, the instant values of electric current when the motor starts is largely declined, which can protect the motor and other parts of the air compressor.
  • The structure of the whole machine is designed to be more compact, saving much space. Also the volume of permanent magnet synchronous motor is twice smaller than that of common motor.
  • The whole design is more reasonable for insulating the oil circuit and electrical components, which turns out to be more safe.
  • The combination hose and steel pipe reduces vibration and noise effectively
  • With high-efficiency permanent magnet, the life of permanent magnet motor is more than 15 years.
  • With intelligent display, users can watch the real time running of the unit. What’s more, simple and convenient operation will give you comfort while using it.
  • The MSE series rotary screw air compressor has a high degree of protection and we can offer you products with protection of IP23 and IP51.
  • Our products are CE certified.

 

    4.Specifications and parameters

     

    5.Principle of energy-saving
     

    • Using the technology of high-efficiency permanent magnet synchronous motor and changing traditional induction motor, we have a patented design of our product with 100% transmission efficiency.
    • Perfectly matched with converter, our air compressor can change speed automatically to keep best running state and reduce energy loss.

       

    After-sales Service: Online Service
    Warranty: One Year
    Lubrication Style: Lubricated
    Cooling System: Air Cooling
    Power Source: AC Power
    Cylinder Position: Vertical

    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

    Can air compressors be used for inflating tires and sporting equipment?

    Yes, air compressors can be used for inflating tires and sporting equipment, providing a convenient and efficient method for achieving the desired air pressure. Here’s how air compressors are used for these purposes:

    1. Tire Inflation:

    Air compressors are commonly used for inflating vehicle tires, including car tires, motorcycle tires, bicycle tires, and even larger truck or trailer tires. Air compressors provide a continuous source of pressurized air, allowing for quick and accurate inflation. They are often used in automotive repair shops, gas stations, and by individuals who regularly need to inflate tires.

    2. Sporting Equipment Inflation:

    Air compressors are also useful for inflating various types of sporting equipment. This includes inflatable balls such as soccer balls, basketballs, footballs, and volleyballs. Additionally, air compressors can be used to inflate inflatable water toys, air mattresses, inflatable kayaks, and other recreational items that require air for proper inflation.

    3. Air Tools for Inflation:

    Air compressors can power air tools specifically designed for inflation purposes. These tools, known as inflators or air blow guns, provide controlled airflow for inflating tires and sporting equipment. They often have built-in pressure gauges and nozzles designed to fit different types of valves, making them versatile and suitable for various inflation tasks.

    4. Adjustable Pressure:

    One advantage of using air compressors for inflation is the ability to adjust the pressure. Most air compressors allow users to set the desired pressure level using a pressure regulator or control knob. This feature ensures that tires and sporting equipment are inflated to the recommended pressure, promoting optimal performance and safety.

    5. Efficiency and Speed:

    Air compressors provide a faster and more efficient inflation method compared to manual pumps. The continuous supply of compressed air allows for quick inflation, reducing the time and effort required to inflate tires and sporting equipment manually.

    6. Portable Air Compressors:

    For inflating tires and sporting equipment on the go, portable air compressors are available. These compact and lightweight compressors can be easily carried in vehicles or taken to sports events and outdoor activities, ensuring convenient access to a reliable air supply.

    It is important to note that when using air compressors for inflating tires, it is recommended to follow manufacturer guidelines and proper inflation techniques to ensure safety and avoid overinflation.

    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 Professional Chinese CHINAMFG Professional Factory Price Intelligent PLC Control High Quality Electric Motor Powered Direct Screw Air Compressor with CE and ISO Certification   with Best SalesChina Professional Chinese CHINAMFG Professional Factory Price Intelligent PLC Control High Quality Electric Motor Powered Direct Screw Air Compressor with CE and ISO Certification   with Best Sales
    editor by CX 2023-10-07

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