Vehicle air conditioner
A vehicle air conditioner and vehicle technology, which is applied to vehicle components, air handling equipment, heating/cooling equipment, etc., can solve problems such as abnormal noise, and achieve the effect of suppressing abnormal noise
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[0041] First, refer to figure 1 A heat pump system for a vehicle air conditioner according to an embodiment of the present invention will be described.
[0042] The vehicle air conditioner 1 has a heat pump system 1 . The heat pump system 1 is equipped with an electric compressor (compression device) 11, a vehicle interior condenser (heat exchanger) 12, a vehicle exterior condenser (heat exchanger) 13, an evaporator (heat exchanger) 14, a storage 15, a an expansion valve (pressure reducing device) 21, and a second expansion valve (pressure reducing device) 22. These components are connected by pipes 16 constituting flow channels for the heating medium. The heat pump system 1 is provided with a flow path having a cooling path and a heating path whose details will be described later. The cooling path is a path through which a heating medium flows during cooling, and the cooling path passes through the electric compressor 11 , the vehicle interior condenser 12 , the vehicle ex...
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