Danfoss Compressor SH345A4ABL

08/03/2020

Branch tube PK branch box in multi-connection applications, who is better

At present, the main connection methods used in the mainstream market of home improvement central air-conditioning are branch boxes and branch pipes.

07/30/2020

Case analysis of maintenance of central air-conditioning compressor

We all know that the compressor is the heart of the refrigeration system, and it can be said to be the lifeblood of the refrigeration system. The compressor often has various problems during long-term use.

10/31/2023

Understanding Inverter Air Conditioners: Efficient Cooling for Modern Living

As technology continues to advance, so does the efficiency and functionality of our everyday appliances. One such innovation in the field of air conditioning is the inverter air conditioner.

05/29/2025

Solenoid Valve Symbols Explained

The solenoid valve is a component that controls the position of the valve core through an electromagnetic coil to open, close and change the flow direction of the medium (air, hydraulic oil, etc.) in the pipeline.

08/19/2020

How many years should the household radiator be replaced

I believe that old users of radiators have this feeling that the home is not as warm as a year. 　　 What is going on? Since the radiator itself does not have a clear service life, many residents do not know when to

03/01/2021

Matters needing attention

1.Oil and water protection of servo motor 1) The servo motor can be used in the place that will be attacked by water or oil drops, but it is not completely waterproof or oil-proof. Therefore, the servo motor should not be placed or used in the environment of water or oil invasion. 2) If the servo motor is connected to a reduction gear, the oil seal should be filled when using the servo motor to prevent the oil of the reduction gear from entering the servo motor 3) The cable of servo motor should not be immersed in oil or water.

08/30/2020

Current situation and application of compressor rotor materials

With the development of science and technology, the rotor materials of screw compressors and centrifugal compressors have made great progress and changes nowadays. The author has done some research experiments on this, and this article briefly talks about it.

03/04/2021

Advantages of servo motor

Precision: the closed-loop control of position, speed and torque, and the problem of out of step of stepping motor is solved; Speed: high speed performance, general rated speed can reach 2000 ~ 3000 rpm;

06/29/2020

How the compressor works

08/08/2020

Selection and calculation of differential pressure regulating valve for central air-conditioning chilled water system

In order to ensure that the flow of the chiller in the central air-conditioning chilled water system is basically constant; the operating conditions of the chilled water pump are stable,