Danfoss Compressor SM090A9RZ

07/27/2020

What is the principle of air conditioning refrigeration system? What is the heating principle of the air conditioner?

When we use the air conditioner, the commonly used function should be the cooling function, because the cooling function can bring us a more comfortable and cool environment in summer,

06/29/2020

Several causes of compressor burning

07/17/2020

Difference between original and refurbished Emerson Copeland Scroll compressor

Difference between original and refurbished Emerson Copeland Scroll compressor Now the most important thing for customers to buy compressors is whether they are genuine. Nobody wants to buy a fake machine after spending money. Here, we briefly introduce how to distinguish the authenticity of the Copeland compressor.

09/04/2020

Energy-saving space of screw air compressor itself

When we talk about the energy saving of screw air compressors, we often start from the outside of the air compressor, such as frequency conversion transformation, waste heat recovery, etc.

08/16/2020

Installation method of valve in refrigeration system of industrial chiller

n the refrigeration system of the industrial chiller, the main function of the valve is to control the flow and direction of the refrigerant. In daily use, the valve is often used.

08/07/2020

What does air conditioning vrv mean How to choose an air conditioner

Air conditioners are a concern that every family will choose, and there are more and more types of air conditioners. Many people must pay attention to the above identification problems when buying air conditioners,

09/10/2020

Existing problems in the promotion and application of water source heat pumps in my country

As a new type of cooling and heating method, water source heat pump should be quite mature and no problem from a technical point of view, especially from the point of view of heat pump units. However, considering China's national conditions and the promotion and application of water source heat pump cooling and heating as a whole system, there are still some problems:

08/07/2020

Ten prohibitions on multi-line air conditioning installation

1. On-site material stacking<br></br> 　　 The materials should be stacked neatly and orderly, and both ends must be sealed to ensure cleanliness. The copper pipe should be placed on a shelf that is ventilated and dry and is above the ground 300mm.

08/07/2020

Use and selection of water pumps for HVAC systems

1. Chilled water pump:<br></br> 　　In the chilled water loop, a device that drives water to circulate. The end of the air-conditioned room (such as fan coil, air handling unit, etc.)

07/28/2025

10 Methods for VFD Troubleshooting

It is important to learn the helpful methods for VFD troubleshooting. In order to let everyone be capable of solving VFD problems, we have summarized 10 methods here.