Danfoss Compressor SH294A4ABE

08/12/2020

Problems that should be paid attention to when selecting plate heat exchanger

1. Board type selection<br></br>　　 　　The plate type or corrugated type should be determined according to the actual needs of the heat exchange occasion.

08/02/2020

New refrigerant R450A is used for performance study of ejector refrigeration cycle

The new refrigerant R450A is a substitute for R134a, which is environmentally friendly and reliable. There are still few studies on it.

07/17/2020

Empty and replace the expansion valve after servicing the refrigeration system

Let's introduce the operation process when replacing the expansion valve in the refrigeration system. In the system, when the low pressure of the system is under pressure control, short-circuit the controller before venting the system to prevent the system from jumping during vacuum.

07/19/2020

Refrigerant filling operation method of centrifugal chiller

The centrifugal chiller refrigeration compressor after completing the work procedure of filling the frozen lubricating oil, the next step should be the refrigerant filling operation, the method of operation is: (1) using copper pipes or PVC (polyvinyl chloride) pipes One end is connected with the filling valve at the lower part of the evaporator, and the other end is connected with the top joint of the refrigerant storage tank to ensure good sealing.

06/14/2020

Tesla's cargo heat pump air conditioning market is waiting to take off

Tesla's "cargo" heat pump air conditioning market is waiting to take off? Not long ago, Tesla ModelY began its first delivery. Compared with Tesla's previous models, ModelY uses a heat pump air conditioning system.

06/26/2025

How Does a Hydraulic Drive Motor Work?

hydraulic motor is an actuating element of the hydraulic system, which converts the hydraulic pressure energy provided by the hydraulic pump

09/21/2020

Calculation and determination of gas consumption

The traditional method of determining the compressed air requirements of a new plant is to add up the air consumption (m3/min) of all air-consuming equipment, and then consider adding a safety, leakage and development factor

06/29/2020

What is the cause of compressor pipeline vibration

09/22/2020

Coking treatment of compressor cooler oil circuit

The economical and common methods for cleaning the oil circuit of the cooler during maintenance work: Using water pump circulation cleaning method:

08/19/2020

Teach you how to understand the data meaning of the high and low pressure meters in the chiller

The general high and low pressure meter of chiller refers to the refrigerant pressure of the refrigeration system, which is mainly used to monitor the operation of the system and facilitate after-sales maintenance.