Danfoss Compressor SH105A9AAE

09/22/2020

Discussion on Technology Development of CNG Natural Gas Compressor

1 The rapid development of CNG As of 1999, there were nearly 70 CNG stations in 12 demonstration provinces and cities across the country, and the number of clean vehicles (NGV) was less than 10,000. After four years of rapid development, as of October 2003, there were 16 stations nationwide.

08/21/2025

Summary of the key issues of the servo motor drive

According to the current of the motor, use a driver that is greater than or equal to this current. If low vibration or high precision is required, a subdivision drive can be used. For high-torque motors, use high-voltage drivers as much as possible to obtain good high-speed performance.

08/18/2020

Solution to water leakage of fan coil ceiling

The fan-coil system is supplied with chilled water by the chiller, and the water temperature is usually only about 8°C. Therefore, the chilled water supply and return pipes, condenser pipes and condensate trays are all relatively low in temperature.

08/18/2020

How to prevent freezing in winter heat pump What should I do if the unit is frozen

With the promotion and subsidies of the government, before the 2020 heating season, Detroit installed about 100,000 air-energy heat pumps on a large scale to replace traditional coal-fired heating.

08/17/2020

Problems that need attention in the use, installation and maintenance of air-cooled chillers

Air-cooled chillers have many advantages in terms of performance, which makes it more and more widely used, and its advantages such as small footprint and fully computerized automatic control operation management mode have been favored by more enterprise 碌7館

07/14/2020

Analysis on energy saving and consumption reduction of compressed air system

Analysis on energy saving and consumption reduction of compressed air system Compressed air is widely used in the industrial field due to its safety, environmental protection, good adjustment performance, convenient transmission, convenient centralized management and application, and good working environment applicability.

07/07/2020

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

08/09/2020

Can the air conditioner compressor be repaired if it is broken How much does it cost to repair the air conditioner compressor

Guide: Can the air conditioner compressor be repaired if it is broken? How much does it cost to repair the air conditioner compressor?

08/16/2020

How to correctly remove ammonia refrigerant during refrigeration machine maintenance

In the process of maintenance of the refrigerator, if there is a fault in the system components from the compressor exhaust shut-off valve to the accumulator outlet valve, it needs to be disassembled and repaired.

08/09/2020

Is inverter air conditioner really more power efficient Power consumption measured at home, it depends on the situation!

Regardless of whether it is cold or hot, air conditioning is basically used. When buying air conditioners, inverter air conditioners are a big gimmick promoted by merchants.