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What should be done if the compression ratio of the water cooling chiller is too high?

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  What should be done if the compression ratio of the water cooling chiller is too high?

  The downside of high compression ratio:

  The compression ratio of any type of chiller should not be too high. The compression ratio is easy to understand, which is the ratio of the degree to which a gas is compressed. For example, if the previous gas was 10 and the compressed gas was 1, the compression ratio would be very high. Therefore, it can be concluded that if the compression ratio is high and the value is large, it is certain that the working load of the compressor will be greater. There is no doubt about this.

  The compression ratio is too high, as mentioned above, which is most likely to cause the load of the compressor to increase. When the load is high, the work efficiency will decrease and the consumption of electrical resources will increase.

  Due to the increase in compression ratio of the compressor, the internal temperature will be higher, which not only affects the properties of the refrigerant, but also may lead to a decrease in the viscosity of the lubricating oil and a decrease in lubrication effect. Lubricating oil that cannot play its due role in the compressor will increase the probability of compressor wear.

  In addition, high pressure, also known as exhaust pressure, will increase due to an increase in compression ratio, bringing greater heat dissipation burden to the condenser. If the fan or water cooling system cannot correspondingly improve the heat dissipation capacity, the heat dissipation effect of the condenser will inevitably be poor, and the water cooling cooler system will not be able to bear the heat dissipation work of the equipment.

  The solution is as follows:

  1. Consideration should be given to selecting appropriate refrigerant to control the compression ratio of the compressor.

  2. It is recommended to check for copper pipe blockage and replace the filter regularly. Replacing the filter can improve the ability of the filter to filter impurities that may be generated in the water cooling cooler system and in the frozen lubricating oil, thereby preventing pipeline and valve blockage.

  It is also necessary to consider whether insufficient refrigerant has caused the suction pressure, and high suction pressure can lead to problems such as high compression ratio and exhaust temperature. That is to say, the compression ratio, exhaust pressure, and exhaust temperature can be reduced by increasing the suction pressure.

  3. It is also possible to perform separate additional cooling on the compressor, which can solve the problems of high exhaust pressure and temperature caused by high compression ratio.

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