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  • Do not force chiller running once it has alarm!

    Do not force chiller running once it has alarm!

    The chiller control system has kinds of protetion and relevant alarm to remind user or techician STOP CHILLER & CHECK THE PROBLEM. But mostly they ignore the alarm, only reset the alarm and continuously run the chiller, but that will lead big damage sometimes. 1. Flow rate alarm: if alarm sho...
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  • Don’t let fear prevent kindness

    The sudden rise of the new coronavirus has shocked China. Although China has beeen doing everything possilbe to stop the virus, it has spread outside of its borders and into other regions. There are now confirmed cases COVID-19 in countries including the European coutries, Iran, Japan and Korea, ...
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  • How to deal with chiller’s high pressure fault ?

    High pressure fault of chiller The chiller consists of four main components: compressor, evaporator, condenser and expansion valve, thus achieving the cooling and heating effect of the unit. High pressure fault of chiller refers to the high exhaust pressure of compressor, which causes the high vo...
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  • Symptom of lack of refrigerant in industrial chiller

    1.Compressor load increases Although there are many reasons for the increase of compressor load, However, if chiller lack of refrigerant, compressor load is bound to increase. Most of the time if the air cooling or water cooling system heat dissipation is good, it can be determined that the compr...
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  • Noise generation and processing methods of air cooled chiller

    Noise annoys people. Continuous noise pollutes the environment. The reasons for the noise produced by the chiller fan can be described as follows: 1.Blade rotation will cause friction with air, or impact. The frequency of the noise is composed of a number of frequencies which are related to the s...
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  • What are the reasons for the serious shortage of heat transfer in chiller evaporator?

    There are two reasons for insufficient heat exchange of evaporator: Insufficient water flow of evaporator The main reason for this phenomenon is that the water pump is broken or there is foreign matter in the impeller of the pump, or there is air leakage in the water inlet pipe of the pump (diffi...
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  • Advantages of shell and tube evaporators

    The heat transfer coefficient of shell and tube evaporator is larger in liquid than in gas, and larger in flowing state than in static state. Shell and tube evaporator of chiller has good heat transfer effect, compact structure, small area and convenient installation, so it is widely used. The re...
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  • Advantages and disadvantages of water-cooled screw chiller.

    Water-cooled screw chiller is a kind of chiller. Because it uses screw compressor, it is called screw chiller.Then what are the advantages and disadvantages of water-cooled screw chiller? The main analysis is as follows:   Advantages of water-cooled screw chiller : 1. Simple structure, few w...
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  • What are the adverse effects of using a water chiller for too long？

    The operation of the chiller will be affected after we use it for too long, so we should pay attention to whether there is any fault in the daily work. So what are the problems that can occur when a chiller is used for too long? 1.Frequent failure: after more than 2 to 3 years of use of air-coole...
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  • The important role of industrial chillers in plastics processing industry.

    In the plastic processing industry, whether it is extrusion, injection molding, calendaring , hollow molding, blowing film, spinning, etc., in addition to some host can meet the requirements, there is often a large number of auxiliary equipment to complete the processing process. The perfection, ...
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  • How do you determine the evaporation and condensation temperature?

    1. condensation temperature: The condensation temperature of the refrigeration system refers to the temperature when the refrigerant condenses in the condenser, and the corresponding refrigerant vapor pressure is the condensation pressure. For the water-cooled condenser, the condensing temperatur...
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  • Regular maintenance to avoid dirt deposition damage to chiller.

        There will be different degrees of failure if there without any maintenance in the specified time, even though the chiller is of high quality. If the precipitation of scale of evaporator and condenser cannot be effectively cleaned, after a long period of accumulation, the scope of scale pollu...
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