NSK Bearing NJ 2216 EM

07/30/2020

Precautions for cold storage installation

Library refers to the use of artificial means to create an environment different from outdoor temperature or humidity. Pay attention to the following points when installing cold storage:

06/14/2020

Top 10 common faults in maintenance and debugging of refrigeration systems

What is the effect of pressure and temperature on the refrigeration system Refrigeration system performance testing involves many aspects, of which pressure and temperature are two points that cannot be bypassed. Today we will take a look at the pressure器2䀀
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07/05/2020

Hitachi 6HP Inverter Compressor-Compressor

Hitachi 6HP Inverter Compressor-Compressor Why is frost formed between the electronic expansion valve and the compressor? A customer asked: The compressor is suddenly not cooling, and the electronic expansion valve is frosted to the compressor. Is there any relationship between the two before?

06/14/2020

Technical characteristics of solar air conditioning

Technical characteristics of solar air conditioning Technical characteristics: The current implementation of solar air conditioners mainly relies on the sun's thermal energy for cooling and heating

07/18/2020

The core heart of the chiller-compressor

Power compressor is indispensable when refrigeration equipment is cooling. Such as chillers, chromatography freezers, ice machines, ultra-low temperature refrigerators, etc., their driving force is the refrigeration compressor, the entire refrigerant cycle is the refrigeration compressor

06/29/2020

Suggestions for troubleshooting of compressor with liquid start

06/29/2020

What are the causes treatment and prevention methods of compressor liquid blow

What are the causes, treatment and prevention methods of compressor liquid blow Liquid blow means that the refrigerant liquid or wet steam is sucked into the compressor by the compressor due to failure or insufficient absorption of heat, which is called liquid blow. First, the main reasons are as follows:

03/17/2025

Why Heat Pump Compressor Starts Then Stops: Common Causes and Solutions

A heat pump compressor that starts and then stops can be a frustrating and potentially costly issue. A malfunctioning compressor can cause inefficient operation, poor heating or cooling performance, and even complete system failure.

01/14/2022

Rotational Inertia of Servo Motor

Servo motor refers to the motor that controls the operation of mechanical components in a servo system. Its rotor speed controlled by the input signal can respond quickly.

08/08/2020

What should I do if the central air conditioner leaks for no reason

What should I do if the central air conditioner leaks for no reason Why does the central air conditioner leak? Is it a flaw in the central air conditioner design, a loophole in the installation process, or improper use? Let’s break it down in detail below–