Danfoss Compressor SH295A6AKF

08/07/2020

Air source heat pump heating in winter

The air source heat pump is used as the cold and heat source of the central air conditioner. Its advantage is that one machine is used for two purposes. At least one four-way reversing valve is added inside the unit,

07/07/2020

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

08/19/2020

What should I do if the freezer trips

Tripping when the freezer starts is a problem that many users may encounter when using the freezer for the first time. Domestic refrigerators are widely used. Although domestic refrigerators have high performance,

09/07/2020

Not as simple as you think, there are three states of mechanical lubrication

Lubrication is a frequently encountered problem in equipment maintenance, but what exactly is lubrication? Speaking of lubrication, the scene in our minds may just apply oil or grease to the mechanical friction surface to reduce friction.

11/01/2024

Top 11 Solenoid Valve Manufacturers Worldwide

In modern industry, solenoid valves are widely used in industrial control systems to adjust the direction, flow, speed and other parameters of the medium.

08/24/2020

You never know why using air conditioners in summer can easily cause fires

Why summer is the season of high incidence of air conditioning fires? Why is it that the air conditioner is properly used, and it will spontaneously ignite after use? This is actually for a reason.

06/14/2020

Introduction of internal control elements of industrial chillers

Introduction of internal control elements of industrial chillers Chiller is a kind of water cooling equipment, which can provide constant temperature, constant current and constant pressure cooling water equipment. Its working principle is to inject a ceﰸ2

10/20/2025

Basics of Servo Motor You Should Know

Servo control refers to the effective control of the position, speed and acceleration of certain object to meet a certain purpose. It is one of the most important control methods in modern industry.

02/13/2025

Advantages and disadvantages of screw refrigeration compressors

Screw refrigeration compressor is a rotary positive displacement compressor. It uses the change of the cogging volume and position of the screw to complete the process of vapor suction, compression and exhaust. Oil-free screw compressors came out in the 1930s, mainly used to compress air. Later, the oil-injected screw compressor appeared in the cylinder,

08/18/2020

Causes of oil running of chillers and their solutions

During the commissioning of the chiller, I encountered the oil running of the unit many times. Most of the units with this problem used a flooded evaporator. Today, the editor of okmarts.com