DELIXI Solenoid Valve DM-4V430C

08/02/2020

Correctly distinguish between two-in-one supply and three-in-one supply for central air conditioning

To put it simply, the so-called "dual supply" is to use an air energy heat pump system to provide two combined functions of "hot water + heating" or "heating + refrigeration"; "triple supply" is to provide "air conditioning + floor heating + Three combined functions of "hot water".

08/05/2020

Central air conditioning chiller water system and ventilation system cleaning method

The central air-conditioning ventilation system mainly includes air ducts, fresh air ducts, central air-conditioning wind cabinets, air supply outlets, air-sealing outlets, air handling units, and fan coils.

06/29/2020

How the compressor works

08/19/2020

Maintenance solutions for refrigeration system of constant temperature and humidity test chamber

In the maintenance practice of the constant temperature and humidity test chamber, once the capillary tube is blocked in the refrigeration system, the evaporator and the condenser tube and the connecting pipe are broken or welded

09/10/2020

Air compressor lubricant performance requirements

1. High quality base oil 　　 The base oil of compressor oil can be divided into two categories: mineral oil type and synthetic oil type. The production of mineral oil-type compressor oil is generally obtained by solvent refining, solvent dewaxing, hydrogenation or clay supplement refining to obtain the base oil, and then add a variety of additives to blend.

07/16/2020

Use vacuum pump

When choosing a vacuum pump, you need to pay attention to the following items: 1. The working pressure of the vacuum pump should meet the ultimate vacuum and working pressure requirements of the vacuum equipment.

08/08/2024

Everything You Need to Know about Car AC Compressor Control Valve

The car AC compressor control valve is a critical component in an automotive air conditioning system that plays a crucial role in regulating the operation of the AC compressor.

06/14/2020

Characteristics of fin heat exchanger

Characteristics of fin heat exchanger The heat transfer efficiency is high. The disturbance of the fins to the fluid causes the boundary layer to continuously rupture, which has a large heat transfer coefficient. At the same time, because the separator a器2䀀
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07/31/2020

Multi-online display FC, FL, FE fault processing method

Outside machine LED3 double 8 indicator light is on and displays: FC, FL, FE. When the indicator light of the external mainboard and the line controller fail, the following figure will be displayed:

09/03/2020

Preventive maintenance of compressor equipment

Compressor as a mechanical equipment, after a period of operation, due to wear, deformation, corrosion, blockage and other reasons to produce failures or failure precursors, so it is normal and necessary to repair.