Danfoss Compressor SM160W9PT

07/07/2020

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

07/16/2022

Common Faults of Gear Pump

Cause: A. the rotation direction is opposite; B. the suction or discharge valve is closed

01/16/2021

Refrigerator compressor maintenance case

Refrigerator compressor maintenance case Case description: The repair is a Refrigerator 220 direct-cooled refrigerator, which starts after the contact is stuck, causing the refrigerator compressor to start normally and sometimes abnormally.

09/08/2020

Interpret the advantages and disadvantages of oil-free screw air compressors

Oil-free air compressors are very popular. There is no doubt that oil-free air compressors do not contain any oil at all. The ones that are really oil-free are all oil-free air compressors. It is a real oil-free air compressor, and the general oil-free air compressor only contains very, very little oil.

08/21/2020

Is the refrigerant gas or liquid

Regarding whether the refrigerant is charged with gas or liquid, many masters must have known it for a long time. I often see people asking about this refrigerant when charging, whether it is gas or liquid? Here is a summary. For your reference.

09/02/2020

Do you know Q345 and 16Mn steel for pressure vessels‘

In the air compressor industry, the most common pressure vessels are the gas storage tanks and the oil and gas barrels in the air compressor. So, do you know the material of these pressure vessels?

08/03/2020

What is the cooling system of the computer room refrigeration facility, adsorption refrigeration, and assembly cold storage

Many people have little understanding of the cooling system of the computer room refrigeration facility, adsorption refrigeration, and prefabricated cold storage.

09/10/2020

How does the factory manage the air compressor room

As an important form of energy generation, air compressors are widely used in various industries, and there are many details in their maintenance. The service life of the air compressor can be prolonged after maintenance. Therefore, how to manage the air compressor room also plays a certain role in the maintenance of the air compressor.

08/24/2020

Normal operating conditions of the refrigeration system in operation

1. The suction temperature of the compressor should be 5-15℃ higher than the evaporation temperature and 5-10℃ higher than the brine temperature;

06/14/2020

Judgment and common sense of fluoride deficiency in central air conditioning

The amount of fluoride added to large central air conditioners is generally more, and there are more types of refrigerants. The specific amount can be added according to the label on the nameplate. It is necessary to grasp the amount.