Nidec Fan A34452-57

08/17/2020

Why does industrial chiller have serious odor during use

After long-term operation of industrial chillers, if cleaning and maintenance are not carried out for a long time, the operational stability of industrial chillers will be greatly affected, and peculiar smells will appear.

08/20/2020

Operation procedure of chilled water system

In order to better ensure the normal refrigeration of the chiller, the general chilled water system operation should be carried out when the outdoor temperature is higher than about 30℃,

06/14/2020

Ways to reduce inverter harmonics

Insulation, shielding and grounding of the inverter: the power supply of the inverter system is independent of the power supply of other equipment. Or install an isolation transformer on the input side of the inverter and other electrical equipment. Or pu器2䀀
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08/13/2020

Cold storage refrigeration equipment cleaning sequence

In every well-designed and well-installed refrigeration installation, it is rare that the built-in electromechanical insulation layer is damaged and the electromechanical destruction is caused.

09/11/2020

Electric valves have the advantages of easy assembly and low failure rate, becoming the mainstream of the market

In terms of operating efficiency and saving energy consumption, the use of automatic control valves is an indispensable part. The manual valves and pneumatic valves commonly used in traditional industries are not as good as electric valves in terms of installation cost and efficiency.

06/14/2020

The weather turns hot Avoid the risk of epidemic spread due to the use of air conditioning

The weather turns hot: Avoid the risk of epidemic spread due to the use of air conditioning According to the press conference of the 108th New Coronary Pneumonia Epidemic Prevention and Control in Beijing on May 18, 2020, 33 patients with concentrated feﰸ2䀀
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06/29/2020

How the compressor works

07/08/2020

Metalex Thailand 2019 held in Bangkok, Thailand (20th – 23rd November 2019) by Hitachi Asia (Thailand) Co., Ltd/ICE

For more than 30 years, "METALEX" has been one of the important drivers of the progress and growth of the country's and the region's metalworking and manufacturing sector, where industrial machinery and technologies play an important catalytic role. The showcasing in Thailand of technologies from around the world, new knowledge and business opportunities is good for the country and industry. This year's focus on nano metalworking underscores the importance of new technologies and innovation to business success.

09/16/2020

Transformation project of frequency converter to air compressor

1. Brief description of working principle of air compressor: 　　 The working principle is that a pair of male and female rotors (or screws) that are toothed parallel to each other rotate in the cylinder, so that the air between the rotor teeth continuously produces periodic volume changes, and the air is transported from the suction side along the rotor axis.

06/14/2020

Details of the use of freezer that you don't know! ! Commercial refrigerators usually have very low temperatures. Therefore, many consumers who use refrigerators will develop the concept of keeping fresh at low temperatures. However, if they are not clean

How to add refrigerant in the freezer People who open restaurants in their own homes will notice that the freezer that they just bought from the mall is really a highlight in the store. It is immediately higher than ordinary small restaurants, so many smﰸ2䀀
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