Danfoss Compressor SM147A3RF

07/07/2020

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

07/17/2020

Piston compressor use and maintenance technology

Preparation before start-up: Operation, repair and maintenance must be carried out by self-made people. The compressor should be unsealed and cleaned before use, and check whether there is rust on each friction surface. The rust phenomenon should be cleaned with oilstone grinding and clean, and the friction surface should be coated with lubricating oil after unsealing.

08/24/2020

Causes of uneven liquid distribution in refrigeration systems and tragic cases!

If the distribution head is not evenly distributed, it will cause too much refrigerant in some of the branches, which will cause the evaporator to frost.

08/07/2020

Is the cold storage running too power-consuming 7 recommended energy saving methods

With the development of Chinese economy and the increase in the urban population, the consumption level of the people continues to increase.

08/24/2020

In the future, rotary compressors will usher in good opportunities in these fields

Traditionally, rotary compressors are almost exclusively dedicated to household air conditioners, but in recent years, benefiting from economic development and technological upgrades, application scenarios are being further subdivided and diversified.

08/13/2024

16 Common Faults and Troubleshooting Methods of Cold Storage Refrigeration Equipment

[Fault analysis] After the refrigerant leaks in the system, the cooling capacity is insufficient, the suction and discharge pressures are low, and a much larger intermittent "squeaking" airflow sound can be heard at the expansion valve than usual.

07/18/2020

The advantages and disadvantages of screw refrigeration compressor

Power compressor is indispensable when refrigeration equipment is cooling. Such as chillers, chromatography freezers, ice machines, ultra-low temperature refrigerators, etc., their driving force is the refrigeration compressor, the entire refrigerant cycle is the refrigeration compressor

09/11/2025

What is a servo motor?

1.Servo motor refers to the engine that controls the operation of mechanical components in the servo system, and is an auxiliary motor indirect transmission.

08/19/2020

The difference between ammonia refrigeration system and fluorine refrigeration system

In the early stages of the development of the refrigeration and refrigeration industry, ammonia refrigeration systems have been widely used. With the development of the times, the shortcomings of ammonia systems have gradually been exposed,

08/31/2020

Play screw technology to the extreme-re-disc medical vacuum screw technology

The earliest history of mankind's vacuum can be traced back to the 6th century BC. The smelting furnace and alchemy furnace's blast design utilizes negative pressure suction and pressurized exhaust.