Dalian air source heat pump unit: exquisite integration of principle and energy saving

Dalian air source heat pump unit: exquisite integration of principle and energy saving

As an efficient and energy-saving device, the working principle of Dalian air source heat pump unit contains exquisite heat transfer and energy conversion mechanisms.

Its core components include evaporator, compressor, condenser, and expansion valve. During operation, the liquid refrigerant first exchanges heat with the outside air in the evaporator. Due to the extremely low boiling point of the refrigerant inside the evaporator, ambient temperature air can quickly evaporate it. During this process, the refrigerant absorbs a large amount of heat from the air, transforming from liquid to gas. At this time, the temperature of the outside air decreases, achieving the cooling effect.

The gaseous refrigerant is then sucked into the compressor, which compresses it. The temperature and pressure of the refrigerant rise sharply, becoming a high-temperature and high-pressure gas. Next, this high-temperature and high-pressure gaseous refrigerant enters the condenser. In the condenser, the refrigerant exchanges heat with the medium that needs to be heated, such as water or air, releasing a large amount of heat and raising the temperature of the medium to achieve heating, while the refrigerant itself condenses back into a liquid state.

The liquid refrigerant is throttled and depressurized through an expansion valve, returning to its initial low-pressure liquid state before entering the evaporator again and starting a new cycle. This cycle repeats itself, continuously absorbing heat in the evaporator and releasing heat in the condenser, achieving the transfer and enhancement of heat from the air to the target medium.

It is precisely this clever use of refrigerant phase change to transport heat that enables air source heat pump units to consume only a small amount of electrical energy to drive components such as compressors, and can transport several times more heat than electrical energy, thereby achieving high efficiency and energy conservation. Compared with traditional electric heating equipment, it greatly reduces the direct consumption of electrical energy; Compared to fuel and gas heating equipment, it is not only energy-saving but also more environmentally friendly. This unique working principle has enabled Dalian air source heat pump units to demonstrate excellent performance in the fields of refrigeration and heating, and are widely used in many scenarios such as homes, businesses, and industries. While providing people with comfortable heating and cooling environments, they also contribute significantly to energy conservation and emission reduction.