A heat pump system for a vehicle, which includes a dehumidification line R4 for supplying some of refrigerant circulating a refrigerant circulation line R to an evaporator 160 before the refrigerant is introduced into an exterior heat exchanger 130 after p...

A block fitting (100) for an air conditioning system includes a male block portion (106) and a female block portion (108). The male block portion has a first annular pilot (126). The female block portion has a first annular collar (155) that receives the f...

Disclosed therein is a rear air conditioner (100) for a vehicle, which includes: a discharge module (120) mounted at an air outflow port (116) of an air-conditioning case (110) and having a discharge case (121) and a rotary mode door (125); two face vents ...

The present invention relates to an air conditioner for a vehicle, which includes: a scroll case (120); a centrifugal fan (145) rotatably mounted inside the scroll case; an intake duct (150) aligned on one side of the scroll case (120) in an axial directio...

Disclosed therein are a heat pump system for a vehicle, which determines that frosting begins on an exterior heat exchanger 130 and carries out a defrosting control if a difference value between outdoor temperature and refrigerant temperature of an outlet ...

Disclosed therein are a heat pump system for a vehicle and a method of controlling the heat pump system, which variably controls only a compressor 100 if the number of revolutions of the compressor is less than the upper limit of the number of the maximum ...