Copeland Compressor ZR38K5E-PFV-7M3

08/29/2020

Six reasons and solutions for oily exhaust of screw air compressors

Failure factors of screw engine exhaust with oil 　　 Among the failures of screw compressors, the faults with oil in the exhaust are the most common. The main factors that cause the faults with oil in the exhaust are:

08/16/2020

Solutions to the problem of abnormal pressure in industrial chillers

In the actual use of industrial chillers, it is inevitable that some failures will occur. Enterprises need to solve them in time when they face the occurrence of failures. In order to avoid the occurrence of failures, they also need to check the equipment regularly.

06/29/2020

What is the cause of compressor pipeline vibration

06/21/2020

Common system failures of refrigeration equipment

Common system failures of refrigeration equipment 1. Liquid return: For refrigeration systems using expansion valves, liquid return is closely related to the selection and use of expansion valves. Expansion valve selection is too large, the superheat setting is too small, the installation method of the temperature sensor is incorrect, the insulation bandage is damaged, and the expansion valve failure may cause liquid return.<img src="{{media url=&quot;Common_system_failures_of_refrigeration_equipment2.png&quot;}}" alt="" />

07/31/2020

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,

07/04/2020

The compressor lacks oil, so the harm is so great!

The compressor lacks oil, so the harm is so great! Compressors are complex machines that operate at high speeds. Ensuring adequate lubrication of moving parts such as compressor crankshafts, bearings, connecting rods, and pistons is the basic requirement for maintaining normal operation of the machine.

01/07/2021

Why does the air conditioner frost

Why does the air conditioner frost Q: Why does frost occur when the air conditioner is running? Answer: When the air conditioner is performing heat pump heating operation, the surface temperature of the heat exchanger of the outdoor unit will be very 器2䀀
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10/18/2024

Automobile Knowledge: What Are VVT, CVVT, DVVT, VVT-i, and VVT-iW?

VVT, CVVT, DVVT, VVT-i, and VVT-iW are often seen on many automobile engines. What do these logos mean? These logos reflect some of the unique technologies of automobile engines.

08/20/2020

Taboos for installing air conditioning and refrigeration pipes

Air-conditioning refrigeration pipes are used as auxiliary equipment in air-conditioning installation, but their importance cannot be ignored. If all relevant components have been

09/05/2020

What is the composition of the often said air compressor station

For air compressors, especially screw air compressors, they cannot be used directly. It is also necessary to establish an air compressor station with corresponding post-processing equipment.