Neuma Solenoid Valve NVS-3542-D6-5G

02/15/2022

Factors Affecting Service Life of the Air Compressor Oil

Maintaining the air compressor oil is critical to the compressor’s performance.

06/03/2025

Reasons and necessity of overhaul of oil-injected twin-screw air compressor

The structure of the main engine (also known as the head) of an oil-injected twin-screw air compressor is usually composed of a pair of mutually meshing screws, main engine casing, high-pressure end and end cover, and low-pressure end and end cover.

08/24/2020

The principle of dehumidification is very different from dehumidifiers and air conditioners

Spring and summer are always humid and humid seasons in the south, especially in the rainy season. The whole house feels moldy. In the north, house-type problems can easily cause some rooms to be humid.

08/04/2020

The advantages and disadvantages of the fluorine system and the water system are compared!

The advantages and disadvantages of the fluorine system and the water system are compared! Central air-conditioning is mainly divided into two categories: fluorine system and water system, both of which are connected to multiple indoor units by one outdoor unit,

07/04/2020

Talking about several common types of Copeland compressors

Talking about several common types of Copeland compressors Copeland compressors, which consist of casings, motors, cylinders, pistons, control equipment (starters and thermal protectors), and cooling systems, are used very often in air conditioning and cold storage.

08/18/2020

How to replace the lubricating oil and filter drier of the chiller

After the chiller is used for a long time, the lubricating oil will inevitably be contaminated or acidified. Therefore, we must pay attention to the change of oil quality during the operation of the unit.

06/29/2020

Several causes of compressor burning

09/07/2020

Year-end overhaul of compressor equipment in tire service industry

Partial maintenance of oil-water separator 　　The main function of the oil-water separator is to adjust the system pressure and ensure system lubrication. Insufficient system pressure will cause the tire changer to work weakly, and lubrication failure will cause damage to the tire changer cylinder or wasted oil injection.

03/03/2021

The key detection items of servo motor and common problems in servo motor detection

1).Servo motor detection -- cogging torque: Cogging torque is an inherent phenomenon of permanent magnet motor, which can make the motor torque fluctuate and produce vibration and noise. We measure the change of motor torque in a rotation cycle on a special test bench and analyze the distribution of cogging torque.

08/26/2020

Features of scroll refrigeration compressor：

Advantages of scroll refrigeration compressors:<br></br> 　　1. There is no reciprocating mechanism, so the structure is simple, small in size, light in weight, few parts (especially few wearing parts), and high reliability;<br></br>