Danfoss Compressor SM120A4RE

08/11/2020

Which three points should refrigerating machine manufacturers pay attention to when doing air tightness test

After the assembly of each refrigeration unit is completed, a series of tests are required to ensure the safe and stable operation of the unit, and there is an air tightness test. So, what should the refrigerator manufacturer pay attention to when doing the air tightness test?

08/20/2020

Debugging method of central air conditioning system

Before the central air conditioner is put into use, the entire system must be debugged. The commissioning of the central air-conditioning system can be divided into: cold water system, cooling system, terminal equipment and air-conditioning host.

08/10/2023

Heat Pump Not Working in Cold Weather: Causes and Solutions

A heat pump is a popular heating and cooling system that works by transferring heat from one place to another. It can heat your home in the winter and cool it in the summer, making it a versatile and cost-effective option for many homeowners.

09/21/2020

Development Trend of Domestic Screw Refrigeration Compressor

Since the advent of screw compressors in 1934, after decades of technological improvement, screw compressors have been widely used, especially in refrigeration.

06/14/2020

Popularly speaking, what is the difference between heating 24℃ and cooling 24℃

Popularly speaking, what is the difference between heating 24℃ and cooling 24℃ Everyday use of air conditioners must have this experience: in the summer, the air conditioner is used for cooling. Setting the temperature to 24°C makes the room very cool, a器2䀀
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11/28/2022

How to Install a Flame Detector?

After purchasing a flame detector, we may need to install it by ourselves. To install it correctly, here are some points you need to pay attention to.

06/14/2020

Common air conditioning host

Common air conditioning host 1. Water-cooled chiller The water-cooled chiller belongs to the refrigeration unit part in the central air-conditioning system. Its refrigerant is water, which is called the chiller, and the cooling of the condenser is r器2䀀
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07/07/2020

Earth Hour: Hitachi Central Air Conditioner works with you to speak for the earth

06/14/2020

Is there any problem with compressor oil return

Is there any problem with compressor oil return 1. Mechanism analysis of compressor oil shortage During the operation of the system, the lubricating oil is discharged from the compressor along with the refrigerant, and then returned to the compressor 器2䀀
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12/04/2024

Scroll Vs. Rotary Compressor for AC

The scroll compressor was invented in 1905 by a Frenchman, Copeland. He set up Copeland company in the United States