Hitachi Compressor 403DH-50B1Y

07/24/2020

Classification, principle and use of refrigeration compressors

Classification, principle and use of refrigeration compressors<br></br> The function of refrigeration compressor:<br></br> The refrigeration compressor is the "heart" of the refrigeration system. It absorbs the refrigerant vapor from the evaporator, increases the pressure and discharges it to the condenser, so that the refrigerant circulates in the system. Can be used in refrigeration systems and heat pump systems

08/14/2020

Factors affecting the boiling heat transfer of refrigerant liquid

In the evaporator, the heat of the cooled medium is transferred to the refrigerant through the heat transfer wall, so that the liquid refrigerant absorbs heat and vaporizes.

08/11/2020

8 main points of HVAC field construction experience

1. Equipment installation<br></br> 　　 1. The installation location of the air-conditioning host should be convenient for inspection and repair, and should not affect its use function, especially pay attention to heat dissipation.

12/07/2021

Troubleshooting of Diffusion Silicon Pressure Transmitter

Diffusion silicon pressure transmitter is applied in a wide variety of industries, such as petroleum, chemical industry, steel, power, light industry and environmental protection industry.

07/16/2022

What is a Gear Pump

Gear pump is a rotary pump that transfers liquid or pressurizes it relying on the change and movement of the working volume formed between the pump cylinder and the meshing gear.

09/05/2022

Types of Stepper Motors: Three Methods to Classify

Stepper motor uses electronic circuits to convert direct current into a multi-phase sequence-controlled current, and to supply power to coils at different times.

07/08/2022

Installation and Adjustment of Proportional Valves in Your Car

The proportional valve is mounted between the brake line master cylinder and the rear wheels. It's designed to adjust the pressure between the front and rear brakes, depending on how hard you're stopping.

07/02/2024

Proportional Solenoid Valves: Working Principle, Types, Difference and Application, with Diagrams

A proportional solenoid valve is a device that controls the opening degree of a valve by changing the input current to the electromagnet (solenoid coil).

08/21/2020

Analysis of common causes of cylinder jam caused by heat pump compressor

What are the reasons for the jam of the heat pump compressor? Do you guys know? Let’s take a closer look with the editor of okmarts.com today!

06/29/2020

Suggestions for troubleshooting of compressor with liquid start