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Recent related posts
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07/31/2020
The 8 accessory usages that must be mastered when using computer room air conditioners!
The electrical control and air circulation of the computer room air conditioner are independent units. During maintenance and overhaul, the air conditioner does not need to be turned off, and the stable air flow and temperature gradient in the air conditioner room can also be ensured
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11/05/2022
What is a Thermostatic Expansion Valve?
The thermostatic expansion valve (TXV or TEV), also called the thermal expansion valve, controls the openness degree through the control of the superheat of the gaseous refrigerant at the outlet of the evaporator.
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09/06/2020
Application of Piston Rod Settlement Monitoring System in Reciprocating Compressor
1. Introduction A petrochemical plant imported a reciprocating compressor from abroad, the model is: B254-4118N3.3, 4 rows of symmetrical balanced type, the import and export parameters are: 135kPa (A)@14℃, 3.4MPa (A)@35℃, rotation speed: 425r/min, stroke: 240mm.
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03/14/2021
Maintenance of servo drive
1.Maintenance of operating environment of servo driver In order to prolong the service life of the servo driver, the following problems should be paid attention to in the process of use. Temperature, humidity, dust, vibration, input voltage and other factors should be considered for the system environment.
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02/27/2021
What is a servo motor?
1.Servo motor refers to the engine that controls the operation of mechanical components in the servo system, and is an auxiliary motor indirect transmission.
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07/24/2020
Piston refrigeration compressor
The structure of the piston refrigeration compressor<br></br> Piston refrigeration compressor is mainly composed of three parts: working chamber part, machine base part and auxiliary system lubrication, cooling, etc.<
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09/22/2020
Energy saving, the key to compressor selection
When buying a compressor, the energy consumption cost of the compressor is crucial. There are many energy-saving measures that are feasible. Ensure that replaceable parts can be easily repaired.
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08/20/2020
Understand the knowledge of quick-freezing cold storage to solve all the incurable diseases of quick-freezing cold storage
Quick-freezing cold storage refers to a method in which food quickly passes through its largest ice crystal formation area and freezes quickly when the average temperature reaches -18°C. The temperature of quick-freezer is usually -15℃~-35℃.
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07/05/2020
Why is frost formed between the electronic expansion valve and the compressor
Why is frost formed between the electronic expansion valve and the compressor? A customer asked: The compressor is suddenly not cooling, and the electronic expansion valve is frosted to the compressor. Is there any relationship between the two before?
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04/11/2022
How Does an Expansion Valve Work?
The expansion valve is installed at the inlet of the evaporator. Its function is to eject the high-temperature and high-pressure liquid refrigerant from the receiver dryer from the small hole of the expansion valve.