Danfoss Compressor SH212B9ALJ

07/07/2020

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

09/10/2020

The specific application of air compressors in various industries

1. Power industry Main uses: compressed air systems for instruments, compressed air systems for ash removal, and miscellaneous compressed air systems for factories. Water treatment includes boiler feed water treatment and industrial wastewater treatment systems. There will also be compressed air systems for equipment power in hydropower stations.

07/16/2020

Compressor overheating

The compressor is overheated, causing it to stop shortly after start-up (protector action). Please check whether it is:; Insufficient or excessive refrigerant, please fill the leak and evacuate, add enough refrigerant or release excess refrigerant. The capillary assembly (including the filter) is clogged and the suction temperature rises. Please replace the capillary assembly.

08/09/2020

Regulations for the adoption of heat recovery chillers in refrigeration stations

1. For buildings that require both cooling and heating, heat recovery chillers can be selected when the technical and economic analysis is reasonable. By recovering the heat lost by the cooling water, the unit is used for air conditioning hot water or hot air preheating,

07/23/2020

Trouble and overhaul of piston refrigeration compressor

1. The refrigeration compressor cannot start normally Maintenance ideas 　　 1. First, check whether it is caused by low power supply voltage or poor connection of the motor circuit. If it is indeed that the grid voltage is too low, restart after the grid voltage returns to normal: If the line is in poor contact, the connection between the line and the motor should be detected and repaired.

08/14/2020

How did the sediment in the chiller come from

Water chiller is a kind of water cooling equipment that can provide constant temperature, constant flow and constant pressure cooling water equipment.

06/14/2020

Types and selection criteria of control valves for refrigeration equipment

The first thing to know is what is a control valve? A control valve, also known as a control valve, is mainly used in the field of industrial automation process control. Its function is to change the flow, pressure, temperature, etc. of the medium. The apﰸ2䀀
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03/14/2023

Working Principles and Characteristics of Common Water Pumps

Water pump is a machine that transports or pressurizes liquids, which is mainly composed of impeller, pump case, pump shaft, bearing, filling seal device, and other parts.

08/25/2020

How to calculate the power consumption of central air conditioning

In summer, every household will turn on the air conditioner, so how is the power consumption of the central air conditioner calculated? This is also related to the air conditioner's horsepower, cooling capacity, compressor power, and temperature difference between indoor and outdoor.

02/25/2020

What is the problem with the poor cooling effect of the air conditioner

In the hot summer, I believe that many people can not do without air conditioning, air conditioning can allow us to spend this summer in a cool environment. However, in the process of using air conditioners, I believe that many people have encountered a situation where the cooling effect of the air conditioner is not good, so why is the cooling effect of the air conditioner not good? What needs to be solved.