ANV Relay SSR-80AA

08/10/2020

Do you know the selection of solenoid valve

The selection of solenoid valve should first follow the four principles of safety, reliability, applicability, and economy in order, based on the four principles, and secondly, according to the six aspects of field working conditions

08/15/2024

Why Does the Air Conditioning Evaporator Frost?

Air conditioning evaporator frosting is a common phenomenon and a technical problem that is highly valued. Today we will take a look at why the air conditioning evaporator frosts and how to solve this problem.

06/29/2020

Compression ratio of American Copeland compressor

08/20/2020

What are the factors that affect the cooling capacity of the chiller

A normal running chiller will always encounter a series of small problems after working for a period of time. The following is a brief description of the problem that affects the cooling capacity of the chiller. The influencing factors are as follows:

09/03/2020

Air technology-the development of the gas industry

Chapter One Introduction <br></br> 　　 1. The main components of air:<br></br> 　　O2: 20.93%<br></br>

09/09/2022

Permanent Magnet DC Motor: Types, Application, Selection Principle (1)

A <strong>permanent magnet DC motor</strong> (PMDC motor) is a type of DC motor that uses permanent magnets to create a magnetic field.

01/03/2025

Rosemount Transmitter Series 1151, 2088, 2051, 3051CA, 3051S and the Differences

Rosemount pressure transmitter is a kind of general pressure transmitter. It is manufactured according to the law of electromagnetic induction and JB/T9248-1999 standard.

07/29/2020

What faults frequently occur after the air conditioner is moved

Refrigeration system failures are common faults in our maintenance. The failure phenomena are also various and strange, but there are still rules to follow and experience can be used for reference.

09/10/2024

Condensers and Evaporators in Refrigeration Equipment: Types, Structures, Principles, Features, and Applications

In this article, we will have a comprehensive understanding of the types, structures, working principles, features and application ranges of condensers and evaporators.

08/11/2020

The design points of capillary refrigeration system

1. On the high-pressure side of the refrigeration system, do not install a liquid reservoir, and try to reduce its effective volume on the premise that the condenser can contain all the refrigerant.