NTN Bearing NF322

02/05/2025

The Difference between Hermetic and Semi-Hermetic Compressors

The compressor is the primary equipment in the refrigeration system. It converts electrical energy into mechanical energy, compresses low-temperature and low-pressure refrigerant gas into high-temperature and high-pressure gas, and ensures the cycle of refrigeration.

06/14/2020

The structure of the central air conditioner is relatively complicated

The structure of the central air conditioner is relatively complicated. During use, the compressor noise is often accompanied by vibration. The vibration will increase the decibel of the noise, and the two affect each other. However, if the sound of vibra器2䀀
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07/20/2020

Air conditioning sensor principle and application

The temperature sensor used in air conditioning mainly uses a negative temperature coefficient thermistor (also known as NTC thermistor). The temperature sensor is made of manganese, cobalt, nickel, copper and other metal oxides as the main materials,

09/26/2023

Types of Water Chillers (Chiller Basics, Condenser Type and Compressor Type)

Water chillers are machines that are used to cool water and maintain a specific temperature for various industrial processes.

06/14/2020

The principle of air heat pump heating

In our lives, we often say "warm and warm to the house" to our guests. Compared with the cold and wet climate in the southern region, the cold in the northern region is dry and cold. The outdoor working temperature is minus ten or twenty degrees, which is器2䀀
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04/14/2025

How to Add Refrigerant to an Air Conditioner: A Step-by-Step Guide

Maintaining the proper refrigerant levels in your air conditioner is crucial to ensure efficient cooling and optimal performance.

08/19/2020

The correct installation method of air-cooled chiller

I believe everyone is familiar with air-cooled chillers. According to different compressors, air-cooled chillers are divided into screw-type air-cooled chillers and scroll-type air-cooled chillers.

08/03/2020

What are the classifications of air conditioning refrigerants

The refrigerants widely used in compression refrigerants are ammonia, freons and hydrocarbons.

06/29/2020

Compression ratio of American Copeland compressor

08/05/2020

What are the common faults of the cut-off foot of the chiller and the adjustment cabinet

1. The valve body of the valve of the chiller is mostly steel castings. Casting blisters may be formed during the production process, causing the valve to leak refrigerant during use.