PARKER Filter G04095

08/11/2020

How to use central air-conditioning air-cooled water unit

One of the more prominent problems in the central air-conditioning water system is hydraulic imbalance. For some large-scale and more complex systems, there are usually many control loops.

06/14/2020

Refrigeration compressor technology development trend

The refrigeration compressor is the "heart" of the refrigeration system, and its thermal performance and reliability largely determine the thermal performance and reliability of the refrigeration system. In order to meet the needs of users and fierce markﰸ2䀀
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03/03/2021

Voltage of servo motor: relationship between voltage and speed of servo motor

1)At high speed, the speed is proportional to the voltage 2) At low speed, the voltage is lower than the decrease of speed;

07/18/2020

Process and cause of liquid shock in piston refrigeration compressor

Piston refrigeration compressor liquid hammer process and reasons for liquid hammer 1. Introduction The phenomenon that liquid refrigerant and/or lubricating oil is sucked into the compressor cylinder with the gas and damaged the suction valve plate

07/07/2020

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

07/29/2020

Failure analysis Is the air conditioner buzzing about to explode

Summer is the peak season for air-conditioning, and the frequency of air-conditioning in the home has increased significantly. After frequent use, some friends said that the air-conditioning in the home is always buzzing.

06/14/2020

Air Conditioning Preventive Maintenance [Checklist]

Perhaps the most important piece of equipment in your Phoenix home is your air conditioner. Your air conditioning system helps to keep your home at the perfect temperature so your family has the level of comfort that they deserve. Because you rely on your器2䀀
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07/09/2024

9 Famous Water Solenoid Valve Manufacturers Worldwide

water solenoid valve is a valve that is directly opened and closed by electromagnetic actuation. The following introduces 9 common water solenoid valve brands / manufactures / suppliers, including ASCO, Parker, SPORLAN, Burkert, VENN, Miller, Siemens, SMC, and Rain Bird. We hope it can help you select a water solenoid valve.

06/14/2020

How to prevent reversing of refrigeration compressor

How to prevent reversing of refrigeration compressor Reverse rotation is strictly prohibited after the refrigeration compressor is stopped. When the compressor rotor is stationary, a large volume of process gas remains in the pipeline at this time, and h器2䀀
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06/30/2020

How to prevent fire and explosion of compressors with lubricant

How to prevent fire and explosion of compressors with lubricant Cars driving at high speeds on the roads are extremely dangerous in the event of an accident. In severe cases, they will cause the car to explode. Why? It is precisely because the car contains gasoline. After violent collision and friction, the gasoline will ignite and detonate.