DHF Tool for Metal Cutting UVT1606

06/29/2022

4 Common Failure of Piston Pump

There are several common modes of failure for variable displacement piston pumps. Understanding these modes of failure, the causes, warning signs, and the prophylactic means of monitoring will help you to reduce unscheduled downtime.

02/04/2025

What is a Semi-Hermetic Compressor? Everything You Need to Know

If you're in the refrigeration or air conditioning industry, you may have come across the term "semi-hermetic compressor." But what exactly is a semi-hermetic compressor, and how does it differ from other types of compressors?

07/02/2020

Baifuma Compressor How to define the stability of the compressor

Baifuma Compressor How to define the stability of the compressor Baifuma compressors have many characteristics, such as pressure ratio, efficiency, mass flow and additional energy. Another important feature is stability. Many people will ignore the stability of the compressor, which is a very bad thing.

08/05/2020

How to add R410A refrigerant

The pressure of R410A is about 1.6 times higher than that of R22 refrigerant. Therefore, in the process of construction and after-sales service, if there is an incorrect operation, a major accident may occur.

06/14/2020

Refrigeration unit in artificial environment simulation laboratory

The artificial environment simulation laboratory can simulate the temperature and humidity environment, as well as the climatic environment of rainfall, snowfall, sunshine, wind, sand and dust.

08/10/2021

How to Control Speed of Servo Motor & Anti-Interference Measures

A servomotor refers to the actuator to control the operation of mechanical components in the servo system and is a subsidy motor indirect transmission device.

08/26/2020

The scroll refrigeration compressor is a new type of refrigeration compressor that has only been put into practical use in the past ten years.

The scroll refrigeration compressor is a new type of refrigeration compressor that has only been put into practical use in the past ten years. It is the most advanced compressor at present, with a refrigeration capacity ranging from 4000W to 40KW.

09/12/2022

Choose the Right Circuit Breaker?

Circuit breakers are widely used in electromechanical equipment and circuits. However, as different protected objects have different abilities of overload current bearing

06/24/2020

What's wrong with the freezer not cooling

There are four main reasons: the first is the lack of refrigerant and the compressor has problems; the second is the problem of the power cord of the freezer; the third is the frost in the evaporator of the freezer; the fourth is that the storage in the freezer is too full. Of course, no matter what the reason is, you should find a professional to help repair the loophole or add refrigerant.

07/07/2020

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