Danfoss Compressor SH590A3ABE

09/04/2020

The focus of Chinese manufacturing transformation and upgrading

Chinese manufacturing industry has achieved world-renowned achievements in the thirty years of reform and opening up. With the development of Internet technology, disruptive innovation in the manufacturing sector is not only difficult to predict,

08/05/2020

Central air conditioning chiller water system and ventilation system cleaning method

The central air-conditioning ventilation system mainly includes air ducts, fresh air ducts, central air-conditioning wind cabinets, air supply outlets, air-sealing outlets, air handling units, and fan coils.

05/21/2024

How to Test Variable Valve Timing Solenoid: A Comprehensive Guide

Variable Valve Timing (VVT) solenoids play a crucial role in modern automotive engines, optimizing performance, fuel efficiency, and emissions.

09/30/2025

The difference between fixed speed, frequency conversion, DC frequency conversion, AC frequency conversion, digital scroll air conditioner

The difference between fixed speed, frequency conversion, DC frequency conversion, AC frequency conversion, digital scroll air conditioner The fixed speed air conditioner means that the speed of the internal compressor motor is constant and the temperaturŒﰨ2䀀湠疌VǜV
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07/08/2025

What is an Actuator?

From electronic access control systems, vibrators on cell phones and home appliances to vehicles, industrial equipment and robots, actuators are present in almost every machine around us.

02/14/2025

How to Add Oil to Semi-Hermetic Compressor: A Step-by-Step Guide

If you work in the refrigeration or air conditioning industry, you know how important it is to keep your compressors properly lubricated.

06/29/2020

What is the cause of compressor pipeline vibration

08/15/2020

Several methods to detect the quality of refrigerator compressor

The compressor is the heart of the refrigerator refrigeration system, and its quality directly affects the performance of the refrigerator. Therefore, in the process of detecting the quality of the refrigerator

09/11/2020

Bearing and shaft fit tolerance standard

Bearing and shaft fit tolerance standard ①When the bearing inner diameter tolerance zone and the shaft tolerance zone form a fit, the tolerance code originally belonging to the transition fit in the general basic hole system will become an over-win fit, such as k5, k6, m5, m6, n6, etc., but the over-win amount is not Large; when the bearing inner diameter tolerance is matched with h5, h6, g5, g6, etc., it is not a clearance but an over-win fit.

08/12/2020

Four steps in the use of parallel compressors in cold storage

The use of parallel compressors focuses on four issues, as follows: 　　①Keep the oil level 　　② Countermeasures for liquid flood back 　　③Protection device and accessory parts device 　　④Confirmation of piping stress