Danfoss Compressor SH780B9ALV

08/20/2020

Evaporator fouling is harmful. Several common evaporator fouling measures must be

Evaporator and preheater fouling means that the concentrated salt wastewater contains a large amount of impurity salts, which form crystal nuclei after continuous evaporation and concentration.

09/08/2020

Application of Frequency Converter in Air Compressor Air Supply Control System

Air compressors are widely used in industrial production; for example, in our metal packaging industry, it is responsible for providing air source for all pneumatic components (including various pneumatic valves) in the production line;

06/14/2020

Danfoss cocuses on providing energy efficient, sustainable and smart refrigeration compressors for a varied range of commercial applications such as cold rooms

07/17/2020

Cold storage installation and cold storage installation selection

First, the cold storage installation should pay attention to the following: the type of cold storage 1, according to temperature: A, high temperature cold storage (plus or minus 5 degrees Celsius): suitable for fruit and vegetable preservation; B, medium temperature cold storage (minus 10 degrees-minus 5 degrees):

08/04/2020

HVAC people, have you made these mistakes?

As a HVAC person, constantly summing up experience and accumulating knowledge in the work can be said to be a necessary quality, but as the saying goes, failure is the mother of success.

08/24/2020

What kind of equipment is suitable for high and low pressure refrigerant charging method

There are generally two types of refrigerant charging methods: low-pressure charging and high-pressure charging. The advantage of the low pressure charging method is that it is easier to control the amount of refrigerant charged,

06/14/2020

Compressor common fault handling

Compressor common fault handling Foam when starting with liquid When the air-cooled compressor is started, the phenomenon that the lubricating oil in the crankcase blisters violently is called liquid start. The basic reason for starting with liquid is 器2䀀
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08/05/2020

Why does the refrigeration compressor produce overheat protection What matters should be paid attention to in the use of overload protector

The working principle and classification of the overload protector. The overload protector of the compressor for air conditioning generally adopts a snap-type bimetallic protector, which consists of a heating wire,

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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06/14/2020

Duct and ceiling machine maintenance and troubleshooting

Duct and ceiling machine maintenance and troubleshooting The air duct machine is the simplest central air conditioning unit. It is divided into small air ducts and large air ducts according to the cooling and heat limits of the unit. Below 10P is called 器2䀀
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