Heat pump air-conditioning system and vehicle
AssigneeBeijing CHJ Information Technology Co., LTD.
InventorJunqi DONG
Life of this patent
Estimating the term…
Abstract
A heat pump air-conditioning system includes a refrigerant subsystem, which includes a compressor, a reversing valve assembly, a front air conditioning unit, a first throttling component, and an external heat exchanger connected through refrigerant pipelines. The front air conditioning unit includes a first heat exchanger. The reversing valve assembly includes first to fourth connection ports, a first connection port is connected to a discharge port of the compressor, a second connection port is connected to the first heat exchanger, a third connection port is connected to the external heat exchanger, and a fourth connection port is connected to a suction port of the compressor.
Claims20
A heat pump air conditioning system, comprising a refrigerant subsystem;
- the refrigerant subsystem comprising a compressor, a reversing valve assembly, a front air conditioning unit, a first throttling component, and an external heat exchanger connected through refrigerant pipelines, the front air conditioning unit comprising a first heat exchanger;
- the reversing valve assembly comprising first to fourth connection ports, wherein a first connection port is connected to a discharge port of the compressor, a second connection port is connected to the first heat exchanger, a third connection port is connected to the external heat exchanger, and a fourth connection port is connected to a suction port of the compressor;
- wherein, in a heating mode, the first connection port is in communication with the second connection port, the third connection port is in communication with the fourth connection port, and the compressor, the first heat exchanger, the first throttling component, and the external heat exchanger are sequentially connected to form a refrigerant circulation circuit;
- and
- in a cooling mode, the first connection port is in communication with the third connection port, the second connection port is in communication with the fourth connection port, and the compressor, the external heat exchanger, the first throttling component, and the first heat exchanger are sequentially connected to form another refrigerant circulation circuit.
A vehicle, comprising a heat pump air conditioning system, and the heat pump air conditioning system comprising a refrigerant subsystem;
- the refrigerant subsystem comprising a compressor, a reversing valve assembly, a front air conditioning unit, a first throttling component, and an external heat exchanger connected through refrigerant pipelines, the front air conditioning unit comprising a first heat exchanger;
- the reversing valve assembly comprising first to fourth connection ports, wherein a first connection port is connected to a discharge port of the compressor, a second connection port is connected to the first heat exchanger, a third connection port is connected to the external heat exchanger, and a fourth connection port is connected to a suction port of the compressor;
- wherein, in a heating mode, the first connection port is in communication with the second connection port, the third connection port is in communication with the fourth connection port, and the compressor, the first heat exchanger, the first throttling component, and the external heat exchanger are sequentially connected to form a refrigerant circulation circuit;
- and
- in a cooling mode, the first connection port is in communication with the third connection port, the second connection port is in communication with the fourth connection port, and the compressor, the external heat exchanger, the first throttling component, and the first heat exchanger are sequentially connected to form another refrigerant circulation circuit.
Dependencies are inferred from the claim text.