Danfoss Compressor SH380B3AAJ

09/07/2020

How to distinguish whether air compressor oil has impurities

Everyone knows that screw air compressors have high requirements for oil. However, air compressors are easily mixed with others during use, which will not only affect the work of the air compressor, but also easily cause damage to the air compressor.

08/04/2020

Several important issues that should be paid attention to when installing and debugging the inverter on site

nverter is an electric energy control device that uses the on-off action of power semiconductor devices to transform industrial frequency power into another frequency.

08/16/2020

How to effectively heat the roof of cold storage

In order to reduce the influence of outdoor air temperature on the interior, the cold storage roof must be insulated. Currently, there are usually the following two approaches.

08/14/2020

Air conditioner repair-come here

I learned from a senior air conditioner repairer that we can judge the general failure of the air conditioner by observing the characteristics and operation of the air conditioner.

09/09/2020

Permanent magnet variable frequency air compressor speaks with energy saving

The permanent magnet variable frequency air compressor has been highly recognized by customers since its production. It is the leading brand of energy saving in the equipment industry. The core energy saving advantages of the equipment are as follows:

06/29/2020

Several causes of compressor burning

08/19/2020

How to operate cold storage to save electricity

How can the cost of cold storage operation be reduced is a point of concern for many people. The operation cost of cold storage is mainly composed of electricity, maintenance, management fees and other miscellaneous items. Today, let's talk about how cold storage can save electricity.

12/13/2021

How to Add Encoder to Stepper Motor

When the current flows through the stator winding, the stator winding produces a vector magnetic field. The magnetic field will drive the rotor to rotate an angle, so that the direction of magnetic fields of the rotor is consistent with that of the stator.

08/14/2020

Maintenance method of ultra-low temperature chiller refrigeration system

An ultra-low temperature chiller refers to a refrigeration unit whose chilled water temperature reaches below minus 35°C. The unit adopts two-stage compression refrigeration.

08/19/2020

What are the characteristics of lithium bromide absorption refrigeration units in air conditioning projects

In air-conditioning engineering, most commonly used refrigeration units are vapor compression refrigeration methods, and the refrigerant used in compression refrigeration is halogenated hydrocarbons (ie Freon).