Danfoss Compressor SM161T7RV

08/02/2020

Do you know the key "3, 5, 8" in the installation of central air conditioning fluorine system?

Central air-conditioning creates a high-quality home life for us. Before installing central air-conditioning, we must make preparations for purchase, design and installation in advance, so as to be well aware of and avoid blindness.

07/08/2020

How to solve the problem of poor oil return of screw chiller

1. What is the cause of the poor oil return of the screw chiller? 　　 Generally speaking, the reason for the poor oil return of the screw chiller is mainly due to the phenomenon of the gas mixture of lubricating oil and refrigerant during the operation. Specifically, in the operation of the refrigeration system, encountering the miscibility of the refrigerant and the refrigerator lubricating oil will cause the lubricant in the refrigeration compressor to run and the refrigerant will be discharged into the condenser in the form of gas mist and droplets.

08/24/2020

Will traditional air conditioners be replaced The air conditioner that does not use electricity at all is invented abroad, the minimum cooling is -25℃

Air conditioning has become an indispensable configuration for everyone. Although the air conditioning refrigeration system can achieve the cooling effect, the outdoor heat is still very uncomfortable

09/05/2020

Ten points to judge the pros and cons of inverter products!

The technical grade of the frequency converter is gradually developed and formed. With the improvement of use requirements and the development of technology, the quality of the device, the expansion of functions, and the progress of automation technology, it will gradually advance.

09/10/2020

Summary Essentials of water treatment for central air-conditioning chillers

Looking at the management of central air-conditioning throughout the country, it is found that very few are well managed, and all have problems of one kind or another to varying degrees. The main problems are described as follows: 1. Problems caused by the unreasonable design of the design department

12/05/2022

Materials for Linear Guideways

Linear guideways are widely used in transmission system and have many characteristics such as high hardness, high accuracy, etc. These are largely attributed to the advanced material they use.

08/06/2020

How to distinguish the authenticity of the compressor of the antifreeze chiller

The familiar "pump" is a mechanical device that can increase potential energy. For example, a water pump mainly pumps water from a low position to a high position.

07/24/2020

Analysis┃The function, selection and principle of air conditioning condensate lift pump

Analysis┃The function, selection and principle of air conditioning condensate lift pump At present, there are many brands in the central air-conditioning market. However, as to whether air-conditioning condensate water lift pumps and air-conditioning condensate lift pumps should be installed in air conditioners

08/24/2020

Six questions about air conditioning This is what novices really need!

1. Even though the heat pump air conditioner has automatic defrosting, why the heating effect below -5℃ is not good?

06/29/2020

Compression ratio of American Copeland compressor