Danfoss Compressor DSH184A4ABI

08/09/2020

Do you know the selection criteria of electronic valves for cold storage systems

In the cold storage refrigeration system, the selection of components must strictly abide by the four basic principles of safety, reliability, applicability and economy.

09/07/2020

There are skills in chasing money at the end of the year-look at the sales of air compressors

At the end of the year again, I believe that most of the sales staff of air compressors have been chasing money recently, right? At the end of the year, the boss did not agree with the rest of the money, and he was not happy.

03/04/2023

Test and Diagnosis of Cylinder Sealing

Cylinder sealing is guaranteed by engine piston group, valve and valve seat, cylinder head, cylinder block, cylinder gasket and other parts.

07/18/2020

Process and cause of liquid shock in piston refrigeration compressor

Piston refrigeration compressor liquid hammer process and reasons for liquid hammer 1. Introduction The phenomenon that liquid refrigerant and/or lubricating oil is sucked into the compressor cylinder with the gas and damaged the suction valve plate

08/26/2024

Common Heat Pump Failures: Cause Analysis

a. The room is too large or the doors and windows are open. Please close the doors and windows tightly.

08/19/2020

Installation of air conditioning and refrigeration system equipment

1. Installation preparation 　　 (1) Check and accept the equipment foundation according to the construction drawings. Measure the position and elevation of the pipeline shown, and find out the embedded parts of the support and hanger.

07/25/2020

Oil pressure protection? High and low voltage protection? Thermal relay protection? Come and see if the automatic control appliance fails

There are two types of failures in the automatic control of refrigeration devices: one is caused by the failure of the refrigeration system; the other is caused by automatic control, electrical component failure, and improper debugging.

06/29/2020

What is the cause of compressor pipeline vibration

08/13/2020

The way is right

Nowadays, cold storage has been widely used in the preservation of vegetables, fruits, fish and meat. But sometimes after use, there will inevitably be some aftertaste inside;

06/21/2020

Advantages of rolling rotor compressors_Disadvantages of rolling rotor compressors

Advantages of rolling rotor compressors_Disadvantages of rolling rotor compressors Rolling rotor compressor, also known as rolling piston compressor or fixed vane compressor, is a type of rotary compressor. <img src="{{media url=&quot;Advantages_of_rolling_rotor_compressors_Disadvantages_of_rolling_rotor_compressors.jpg&quot;}}" alt="" /> 　　Working principle of rolling rotor compressor 　　 Rolling rotor compressor is a volume type rotary compressor. The change of the working volume of the cylinder is achieved by the rolling of the cylindrical rotor of the cylinder in the cylinder by an eccentric device.