NKK Switch G-19AH

07/07/2020

How much do you know about the diameter of the refrigeration system and the return of the upstream pipe

How much do you know about the diameter of the refrigeration system and the return of the upstream pipe When the refrigeration equipment is under low load, if it is found that the oil return cannot be normal, it can be calculated according to the minimum return oil flow rate.

08/19/2020

Dry goods sharing There are so many applications of chillers, did you make them

Water chiller is an energy-saving machine that achieves cooling effect through vapor compression or absorption cycle. Billion times chiller is called cooling water cycle machine, also called chiller,

06/29/2020

Suggestions for troubleshooting of compressor with liquid start

08/20/2020

Don't miss the most common Gree air conditioner fault code analysis

Gree air conditioners have an unparalleled market share. Naturally, there are many small partners who use Gree air conditioners, but after a period of time, the air conditioners will have some unfamiliar and unknown fault codes.

08/15/2020

How high is the ceiling of the central air conditioner

The height of the central air-conditioning ceiling is a problem that many users worry about before installing the central air-conditioning. What are the factors related to the size of the central air-conditioning ceiling?

08/13/2022

Advantages, disadvantages and applications of linear motors

Before the advent of practical and affordable <strong>linear motor</strong>, all linear motion had to be converted from rotating machinery through the use of ball or roller screws

08/11/2020

7 tips for identifying the quality of central air conditioners, absolutely practical!

1. Appearance comparison<br></br> 　　 Everyone shouldn't be surprised. "Take a machine by appearance" is very practical under certain circumstances. First of all, the surface of the electroplated parts should be smooth and flat, without scratches, peeling, and bottoming.

06/14/2020

The Package of Compressor and H series Gas Turbine

The Mitsubishi Hitachi Power Systems H-100 100 MW Class twin shaft gas turbine is ideally suited as a main refrigeration compressor driver for 4 to 6 mtpa LNG plant

08/09/2020

How to debug the small cold storage during installation

1. Installation technology of expansion valve for small cold storage 　　 1. Check whether the temperature sensor is in good condition before installation; 　　2. The installation position of the expansion valve must be close to the evaporator, and the valve body should be installed vertically, not inclined or upside down;

06/27/2020

The sign of the normal operation of the refrigeration unit

The sign of the normal operation of the refrigeration unit 1. There is no knocking sound in the piston refrigeration compressor, the compressor is operating normally, the expansion valve opening is adjusted properly, and there is only compressor suction and exhaust sound during operation, and no knocking or other abnormal sounds are produced.