| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a refrigerant circuit of an automobile including a refrigerant system circuit and a heat pump circuit for air conditioning and heating of the automobile. <P>SOLUTION: A heat pump condenser (4) of a cooling agent circuit, a cooling system evaporator and a heat pump evaporator (3), and a cooling device (10) are serially connected as an additional heat pump evaporator in the heat pump circuit. An expansion member (17) is included in the cooling side of the cooling device (10), and a means for heating a cooling agent is provided in the cooling agent circuit. <P>COPYRIGHT: (C)2013,JPO&INPIT |
