HENGSTLER Encoder RI76TD/1024EH.1A38IF

07/07/2020

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

06/23/2022

How to Test a Transformer?

Transformers are an electrical component that transmit electrical energy between at least two circuits. Transformers regulate the voltage in circuits, but in some cases these can go bad and cause a circuit to not work.

08/24/2020

What to do if the air conditioner protection light is flashing and not cooling

In the entire home repair industry, what can quickly arouse the attention of users is the previous TV repair, and the current air conditioning repair is also one.

08/15/2020

What should I do if the refrigeration performance of industrial refrigerators declines

When many enterprise users use industrial refrigerators, due to the lack of knowledge about the use and maintenance of equipment, industrial refrigerators are prone to various failures

04/06/2022

How to Make an Air Conditioner With a Fan?

The weather in summer is pretty hot . If there is no air conditioner at home, only the electric fan can we use to cool down. If we still feel hot after turning on the fan, in fact, we can make an electric fan as cool as an air conditioner by ourselves.

04/30/2025

Gear Pumps: Working Principle, Types, Pros＆Cons and Applications

The <strong>hydraulic gear pump</strong> (<strong>gear oil pump</strong>) is a kind of positive displacement rotary pump.

09/05/2020

Where are air compressors generally used Demand list of air compressor industry

Where are air compressors generally used? Demand list of air compressor industry: 　　 1. General machinery processing industry: 1. Used in the production of enterprises, including: boiler, pressure vessel manufacturing; oxygen generator, automobile turbine manufacturing; metallurgy, mining machinery manufacturing;

09/07/2020

An article to fully understand the principle, failure and maintenance of nitrogen compressors

Nitrogen compressors are mainly used in various industrial needs. Pipes are used to connect the original air inlet of the nitrogen compressors and the balance gas tank. When the sealing performance of the sealing box is not very good, the pipeline provides a certain pressure ,

09/02/2020

Calculation method of air compressor cooling tower selection

More and more air compressors use water cooling, but when it comes to calculating the size of the cooling tower, people often don't know where to start.

06/25/2020

Basic knowledge of air energy

At present, the most commonly used vapor compression heat pumps, compressors, evaporators, condensers, and throttle valves are the four main components. Other auxiliary components include fans, four-way valves, liquid storage tanks, gas-liquid separators, copper pipes, and Protectors and electronic control parts used to ensure the normal operation of the machine, etc. Direct-heating models also include a water flow regulating valve. Schematic diagram of commercial air source heat pump system