Refrigerant supercooling heat reusing and recovering air processing unit
A technology for air handling units and refrigerants, which is applied in the direction of refrigerators, refrigeration components, heat recovery systems, etc. It can solve problems such as complex operation and management, lower dew point, and low operating efficiency of the unit, and achieve high efficiency and improve work efficiency. Effect
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[0026] The present invention will be further described in detail below in conjunction with the drawings and specific embodiments.
[0027] The invention provides a refrigerant subcooled heat reuse heat recovery air processing unit, which includes a fresh air box, an exhaust air box and a heat pump unit. The fresh air box is arranged adjacent to the exhaust box, and the heat pump unit is arranged Inside the fresh air box and exhaust air box;
[0028] The heat pump unit includes a compressor 1, a four-way reversing valve 2, an exhaust air heat recovery section heat exchanger 3, a fresh air preheating section heat exchanger 10, a mixed air treatment section heat exchanger 11, and a mixed air reheat section The heat exchanger 6, the electronic expansion valve 7, wherein the first port 11a of the heat exchanger of the mixed air treatment section, the first port 3a of the heat recovery section of the exhaust air and the two ports of the compressor 1 are respectively connected to four por...
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