ABB Servo Drive BVC1HRD010502P

09/04/2020

Scientific selection of air compressor oil

Scientific selection of air compressor oil 　　 1. How is air compressor oil classified? 　　Answer: Air compressor oil is divided into reciprocating air compressor oil and rotary air compressor oil according to the structure of the compressor, each of which has three levels of light, medium and heavy load.

07/14/2020

What's wrong with the freezer not cooling

1. Test the power cord with an electric pen. The broken power cord of the freezer is also a cause of non-refrigeration. For this situation, we need to check whether it is a power problem. The general approach is to open the door and observe whether the lighting lamp in the box Light up. Look for signs of damage to the wires, such as being bitten by a mouse.

09/11/2020

Noise analysis and treatment of air compressor

Noise analysis and treatment of air compressor A compressor manufacturer's statement: The noise level guarantee is +3dBA, which means that its noise level will be twice or one half of the declared noise level.

02/13/2023

What is the Gearbox?

The gearbox, also called transmission that can changes the speed of a motor, is a power transmission device.

06/25/2020

Briefly explain the principle, advantages and disadvantages of screw compressors

Briefly explain the principle, advantages and disadvantages of screw compressors The screw compressor has the characteristics of small size, light weight, easy maintenance, etc. It is a model that develops faster in refrigeration compressors. On the one hand, the screw profile and structural design have made great progress. On the other hand, the introduction of special milling machines for screw rotors, especially grinding machines, has improved the machining accuracy and processing efficiency of

07/22/2020

The ranking of compressor industry companies has changed so much

Due to the high technical threshold and high capital investment of the compressor industry, the concentration of the top five brands of the five major compressors in the industry has exceeded 63%, but the five major products also reflect different differentiation and evolution trends.<br></br>

09/09/2020

Lubrication method of compressor

According to the characteristics of the compressor structure, different ways can be used for lubrication, there are the following situations:

06/14/2020

Types and selection criteria of control valves for refrigeration equipment

The first thing to know is what is a control valve? A control valve, also known as a control valve, is mainly used in the field of industrial automation process control. Its function is to change the flow, pressure, temperature, etc. of the medium. The apﰸ2䀀
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06/29/2020

Several causes of compressor burning

07/16/2020

Three factors determine the quality of cold storage

The size of the cold storage should be designed according to the highest amount of agricultural products to be stored throughout the year. This capacity is calculated based on the volume that the stored products must occupy in the cold storage, plus the aisles between the rows, the space between the stack and the wall and ceiling, and the gap between the packaging.