Dwyer Switch DPT-V07

06/29/2020

What is the cause of compressor pipeline vibration

03/04/2023

Test and Diagnosis of Cylinder Sealing

Cylinder sealing is guaranteed by engine piston group, valve and valve seat, cylinder head, cylinder block, cylinder gasket and other parts.

08/11/2020

What are the parts of the electrical installation of cold storage engineering installation

The electrical installation of cold storage engineering can include overhead lines, lighting, cables, machine room wiring, workshop or factory area power transformation and distribution.

08/21/2020

HVAC people collect these data, better than ten years of work experience!

HVAC people, we know that HVAC engineering includes many systems, the situation is complicated, and most of the pipes are hidden in tube wells, walls, ceilings, so the design process is very complicated, but don’t worry, we can step on the predecessors’ Go on your shoulders!

08/24/2020

What are the specific operation methods for cold storage screw compressor maintenance

1. Disassembly method of screw compressor in cold storage 　　 Before the screw compressor of the cold storage must be overhauled, if possible, unload the slide valve to the "0" position, stop normally, and cut off the power supply.

06/14/2020

Does air conditioning and refrigeration rely on compressors or refrigerants, or both?

Does air conditioning and refrigeration rely on compressors or refrigerants, or both? This question seems to be asking whether to boil water in a kettle, whether it needs boiling water or a kettle. The compressor is a kettle, and the refrigerant is water器2䀀
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08/06/2020

Heat pump people you should know the principle of air energy heat pump

Heat pump people you should know the principle of air energy heat pump<br></br> The familiar "pump" is a mechanical device that can increase potential energy. For example, a water pump mainly pumps water from a low position to a high position.

08/24/2020

The new standard of hygiene in the air-conditioning industry is here! Daikin Air Conditioning takes the lead in participating in the formulation

With the development of the new crown pneumonia epidemic, consumers are paying more and more attention to air-conditioning products with one or more functions such as fresh air, antibacterial, sterilization, purification, and disinfection.

07/27/2020

What's the matter with the air conditioner cooling and not heating? How to buy refrigeration and air conditioning?

This way, whether it is in winter or summer, it can be used in the past, but many people have found that the cooling effect of the current air conditioner is better, but the heating effect is indeed poor, so what about the air conditioner cooling without heating? People should master this, and they should also know how to choose refrigeration and air conditioning.

08/12/2020

Analysis of refrigeration equipment system operation and introduction of energy-saving measures

1. Economic analysis of refrigeration equipment system operation<br></br> The amount of cold produced by the refrigeration equipment is directly related to the operating conditions of the system.