The basic principle of heat pump water heater

The basic principle of heat pump water heater: it is mainly composed of compressor, heat exchanger, axial fan, heat preservation water tank, water pump, liquid storage tank, filter, electronic expansion valve and electronic automatic controller. After the power is turned on, the axial fan starts to run, and the outdoor air exchanges heat through the evaporator. The air with the reduced temperature is discharged by the fan from the system. At the same time, the working fluid inside the evaporator absorbs heat and vaporizes and is drawn into the compressor. The low-pressure working medium gas is compressed into high-temperature and high-pressure gas and sent to the condenser. The water forcedly circulated by the water pump also passes through the condenser, heated by the working medium, and then sent to the user for use, and the working medium is cooled into a liquid, which is expanded After throttling and cooling, the valve flows into the evaporator again. After repeated cycles, the heat energy in the air is continuously “pumped” into the water, which gradually raises the temperature of the water in the insulated tank and finally reaches about 55°C. It is just suitable for people to take a bath. This is the basic working principle of the air source heat pump water heater.

Compressor gas is high-temperature and high-p

The basic principle of heat pump water heater

The basic principle of heat pump water heater

ressure gas, which is converted into high-pressure and low-temperature vapor-liquid mixture through the heat exchange of the condenser. The lost heat is taken away by hot water to provide heat for users, and becomes low-pressure and low-temperature gas through the liquid storage tank and expansion valve to enter the evaporator for evaporation Absorbs heat, absorbs low-grade heat energy from the outside world (can be rivers, lakes, groundwater, underground soil layers, air, etc. what we call water sources, ground sources, and air source heat pumps), and finally the low-pressure gas from the evaporator enters the compressor to complete cycle.

Geson chiller product range covers Industrial Refrigeration and Commercial Central air-conditioning, including Water-cooled chillers, Air-cooled chillers, Screw chillers, Scroll chillers, Centrifugal chillers, Water(ground) source heat pumps, Air source heat pumps and etc., Capacity from 2tons~4000tons, and temperature from -160℃~30℃, complete full product series for customers.

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