Danfoss Compressor HRP058T5LCT

08/02/2020

How does the cooling, heating, and dehumidification mode switch freely

Nowadays, almost every home has air-conditioning, which is cooled in summer, which brings coolness, heat in winter, provides warmth, dehumidification in the rainy season, and creates a refreshing environment.

07/20/2020

Performance index of electronic expansion valve:

Advantages of electronic expansion valve: The energy efficiency ratio is improved during high-frequency and low-frequency operation; the reliability of the compressor is improved, and the conditions of oil return, l

09/04/2020

Have you considered these four questions when using screw air compressors

When using a screw air compressor, have you considered these four issues: the speed of the screw air compressor, the working temperature of the screw air compressor, the lubrication method of the screw air compressor, and the use environment of the screw air compressor.

07/07/2020

Earth Hour: Hitachi Central Air Conditioner works with you to speak for the earth

08/02/2020

Type selection calculation of pressure difference bypass regulating valve for 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, the generally adopted method is:

01/15/2024

Refrigerated Cabinets / Refrigerated Display Cases Not Cooling: Reasons and Solutions

Refrigerated display cabinets are common in supermarkets, convenience stores, etc. They are an important tool for merchants to display goods and can help keep food fresh for a long time.

06/14/2020

Common electronic expansion valve problems for air conditioners

Common electronic expansion valve problems for air conditioners 1. Principle of Electronic Expansion Valve 　　 The angular displacement generated by the stepper motor drives the rotation of the valve needle in the valve body, thereby realizing the auto器2䀀
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07/24/2020

Air conditioning system fault diagnosis guide (part 2)

This article continues from the previous article: A Guide to Fault Diagnosis of Air Conditioning System (Part 1) During the intense heat, air-conditioning maintains the "life" of some people. People are afraid of heat that they can't live without air-conditioning.

02/27/2023

Types and Characteristics of Common Air Cylinders

Types and Characteristics of Common Air Cylinders, Pen Cylinder, Thin Cylinder, Free Mounting Cylinder, Double-Shaft Cylinder, Slide Cylinder, Rodless Cylinder

08/02/2020

Are screw refrigeration compressors and piston refrigeration compressors unclear Just make a distinction like this

Screw refrigeration compressor and piston refrigeration compressor are both positive displacement compressors, and screw refrigeration compressor is a new type of high-speed refrigeration compressor.