Danfoss Compressor SH281B9ABS

08/20/2020

Operation method for filling freon in refrigeration system of high and low temperature box

The operation method of filling Freon in the refrigeration system of the high and low temperature box is as follows: 　　1, prepare a scale, weigh the freon cylinder, and record the net weight of the total weight Leon.

03/01/2021

Performance comparison between servo motor and stepping motor

As an open-loop control system, stepping motor has essential connection with modern digital control technology. In the current domestic digital control system, stepping motor is widely used. With the emergence of all digital AC servo system, AC servo motor is more and more used in digital control system. In order to adapt to the development trend of digital control, stepping motor or full digital AC servo motor is mostly used as the executive motor in motion control system. Although they are similar in control mode (pulse train and direction signal), they are quite different in performance and application. This paper compares the performance of the two.

08/31/2023

Ducted Heat Pumps: Everything You Need to Know

Are you considering a new heating and cooling system for your home or office? Have you heard about ducted heat pumps, but aren't sure what they are or how they work? If so, this article is for you.

06/29/2020

What is the cause of compressor pipeline vibration

08/17/2020

Daily maintenance and cleaning methods of screw chillers

Water chillers meet the refrigeration requirements of many companies. Among them, chillers are divided into screw chillers and scroll chillers. Generally, the cooling capacity is greater than 150KW, and screw chillers are used.

07/25/2020

This is the "3 times", "8 steps" and "5 keys" of central air conditioning installation~~

It is not an exaggeration to say that the central air conditioner is installed with 3 points and 7 points for quality. The central air conditioner needs to be properly matched with the interior decoration. In fact, the equipment itself is only a "semi-finished product".

08/03/2020

How to solve the continuous cooling of high-density computer rooms?

Faced with the development trend of high-density computer rooms, the configuration of continuous refrigeration facilities to maintain equipment operation during power outages and chiller restarts and protect equipment safety is an important issue that must be considered by the construction party and design unit. At present, all parties are actively exploring And implementation.

07/14/2020

Danfoss "Lighthouse Factory"-Tianjin "Smart Manufacturing" New Business Card

The World Intelligence Conference is approved by the Chinese government and is approved by the National Development and Reform Commission, the Ministry of Science and Technology, the Ministry of Industry and Information Technology, the

08/19/2020

Experts help you see through the three major lies in choosing air conditioners

Summer is the peak season to buy air conditioners. It can enter autumn. After the temperature becomes more comfortable, the attention of air conditioners begins to plummet.

06/22/2020

What's the matter with air conditioning and cooling without heating

What's the matter with air conditioning and cooling without heating 1.First, it may be because the vents of the indoor unit and outdoor unit are blocked by something, or a lot of dust has accumulated on the filter inside the air conditioner; 2. It may be because the heat blown from the air conditioner is seriously lost; 3 2. It may be because the amount of refrigerant in the air conditioner is too small, which leads to a great reduction in the heat exchange efficiency, so that the air conditioner does not heat. <img src="{{media url=&quot;magefan_blog/What_s_the_matter_with_air_conditioning_and_cooling_without_heating3.jpg&quot;}}" alt="" />