Protechnic Fan MGT8024LB-O25

08/11/2020

How to use semi-hermetic refrigeration compressor to save energy

The increasing population has made the problem of scarcity of resources increasingly serious, especially some non-renewable resources, which have become the focus of the struggle between countries.

08/14/2020

The difference between independent and non-independent refrigeration units

The cold storage is a special place dedicated to refrigeration, and now it is mainly used to keep food fresh. With the increasing requirements for the freshness of food, the use of cold storage is gradually increasing.

08/03/2020

7 practical heat exchanger technical questions

Answer: In the most common partition type heat exchanger, there are mainly two heat transfer methods: conduction and convection.

04/13/2022

How to Unclog Expansion Valve?

In the air conditioning and refrigeration system, the blockage fault of expansion valve often occurs. The general blockage faults mainly include "ice blockage" and "dirty blockage".

08/02/2020

Which type of refrigerant is generally used for household air conditioners

At present, due to global warming, people use air conditioners more and more frequently, but not all users are familiar with the types and use of air conditioner refrigerants.

07/07/2020

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

06/21/2020

Which is better, semiconductor refrigeration and compressor refrigeration

Which is better, semiconductor refrigeration and compressor refrigeration <img src="{{media url=&quot;o4YBAF3LcwuAC1ILAAEzxLDPcHA979.jpg&quot;}}" alt="" />Semiconductor refrigeration 　　Semiconductor refrigerator refers to a device that uses the thermo-electric effect of semiconductor to produce cooling capacity, also known as thermoelectric refrigerator. Connect two different metals with conductors, and connect direct current, then the temperature at one contact will decrease and the temperature at the other contact will increase.

08/18/2020

Poor air-conditioning installation, hidden dangers beyond your imagination

The big guys in the air-conditioning installation think it’s nothing, isn’t it just hanging on the wall, a few workers toss around, this big guy can cool and heat, but in fact, if the air-conditioning installation fails,

08/13/2020

What should be paid attention to in the operation of the refrigeration pipeline

The refrigeration industry is now in a period of rapid development. In order to facilitate the installation and operation of refrigeration equipment, today we mainly talk about the operation precautions of refrigeration pipelines.

08/13/2020

What are the ways to save electricity in the freezer

Nowadays, people's lives are inseparable from electrical appliances. There are various electrical appliances in the home. Of course, the electricity consumption is constantly increasing.