Copeland Compressor ZF11K4-TFZ-550

09/03/2020

What is the maximum flow condition of a centrifugal compressor

The working condition when the flow reaches the maximum is the maximum flow working condition. There are two possibilities for this working condition:

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.

09/06/2020

The air compressor lubricant is not up to standard

Air compressor lubricating oil is of great significance to the normal operation of screw air compressors, and it has a great impact on the reliability, economy and service life of the air compressor.

08/29/2020

Compressor industry review after the mask ventilators are snapped up globally, relevant technical information has been made public

The ventilator is a vital medical device that can prevent and treat respiratory failure, reduce complications, and save and prolong the lives of patients. Facing the increasing number of patients with new coronary pneumonia, many countries are facing a shortage of ventilators.

08/25/2020

How to correctly take out ammonia refrigerant when repairing refrigeration parts

First, prepare all tools and emergency supplies before operation. Such as ammonia tanks or a certain number of ammonia bottles, scales, connecting pipes, fitter tools, gas masks, rubber gloves and first aid medicines.

06/14/2020

An explosion in a building in Haikou caused 1 death and 10 injuries. The initial judgment was that the central air conditioner was leaking

An explosion in a building in Haikou caused 1 death and 10 injuries. The initial judgment was that the central air conditioner was leaking According to the news released by Haikou, after an on-site investigation by experts, it was preliminarily judged th器2䀀
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06/14/2020

Danfoss cocuses on providing energy efficient, sustainable and smart refrigeration compressors for a varied range of commercial applications such as cold rooms

03/01/2022

Introduction to the Principle, Types and Advantages of Gas Sensors

The gas sensor is used to detect specific gases in a certain area and continuously measure the concentration of gases as well.

08/14/2020

Effective means to reduce the resistance of condenser heat transfer system

To ensure that the condenser has a higher heat transfer coefficient, it is necessary to reduce the resistance in the system. There are three ways to achieve this goal.

08/16/2020

The old method of repair and maintenance of screw chiller

With the development of economy and the improvement of production process requirements, screw chillers have become an important aspect of most enterprises’ production cooling needs.