Danfoss Compressor SZ110A3CBZ

06/14/2020

Danfoss cocuses on providing energy efficient, sustainable and smart refrigeration compressors for a varied range of commercial applications such as cold rooms

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".

09/23/2020

Application of DCS system in anti-surge control system of air separation compressor

Keywords: DCS system, air separation compressor, anti-surge control system Preface 　　 The 6000m3/h air separation plant of Xilin Iron and Steel Company was completed in May 2001 by Hangzhou Oxygen Concentrator Group Company. The factory design was designed by Beijing Iron and Steel Design Institute. It was successfully put into operation on September 2, 2001, and it took more than half a year to run. It shows that the unit is operating stably, and all indicators have reached or exceeded the design value. The entire control system uses Honeywell’s TDC3000 and two GUS stations.

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.

07/27/2020

The heat is unbearable, and the car air conditioner is turned on like this to quickly cool down

It is the dog days right now. As the saying goes: "Small summer heat catches the big heat, so there is nowhere to hide." If the outdoor in summer is like a stove, then the car can definitely be regarded as an "alchemy stove".

07/31/2020

Failure Analysis of Air Conditioner Button Circuit

Where is the button circuit in the inverter air conditioner? The first is the function keys on the display board, and the second is the automatic switch on the main board. The main purpose is to transmit user instructions and achieve the purpose of information interaction.

08/24/2022

Functions of the Electric Actuator

An electric actuator is a drive device that provides linear or rotary motion. It uses a certain driving energy to work under the action of a certain control signal.

09/01/2020

Analysis of three states of mechanical lubrication

There are three types of lubrication: full film lubrication, boundary lubrication, and mixed lubrication. They are in three different states, but they all rely on lubricating oil to lubricate and resist wear.

08/04/2020

Pay attention to four look when buying air conditioners in summer

With the arrival of the hot summer, the sales of household air conditioners have entered the peak season. How to choose a satisfactory air conditioner correctly

08/11/2020

Basic knowledge of the operation and use of refrigeration equipment

In the daily use process of the user, no matter which type of refrigeration equipment is selected, comprehensive maintenance and maintenance for the refrigeration equipment are essential.