Abstract: A heat-exchanger including a device for separating oil from a coolant-oil mixture and cooling the oil and cooling and/or liquefying the coolant. The heat exchanger features a first area cooling and/or liquefying the coolant, and a second area cooling the oil. The heat exchanger further features at least two manifolds. The first area of the heat exchanger features flow channels guiding the coolant, and the second area of the heat exchanger features flow channels guiding the oil. The flow channels extend between the manifolds. Each of the flow channels has a respective outside flooded by a heat-absorbing fluid.

Abstract: The invention concerns an air conditioning system for the conditioning of the air of a passenger compartment of a motor vehicle. The air conditioning system has a refrigerant circuit with a compressor, a refrigerant-coolant heat exchanger for desuperheating the refrigerant after the compression, a first refrigerant-air heat exchanger and a second refrigerant-air heat exchanger, and at least one coolant circuit. The coolant circuit has a heating heat exchanger for heating an air mass flow being supplied to the passenger compartment. The refrigerant-coolant heat exchanger is designed as a component of the coolant circuit having the heating heat exchanger. The air conditioning system is designed for an operation in refrigerator mode, in heat pump mode, and in afterheating mode for the heating, cooling, and dehumidification of the air being supplied to the passenger compartment. A valve arrangement switches the air conditioning system between the different operating modes.

Abstract: An air conditioning system for conditioning air of a passenger compartment of a motor vehicle. The air conditioning system operable in a cooling mode, a heat pump mode, and a reheating mode, the system includes an enclosure with a first flow channel and a second flow channel conducting air, and a refrigerant circulation system with a heat exchanger operable as an evaporator independent of the operating mode and a heat exchanger operable as a condenser independent of the operating mode. Both heat exchangers are located inside the enclosure. The refrigerant circulation system also includes a heat exchanger outside of the enclosure and inside the refrigerant path, an expansion element upstream from the evaporator in the flow direction of the refrigerant, and a bypass parallel to the refrigerant path to channel the refrigerant around the heat exchanger as needed.

Abstract: The invention relates to an air conditioning system for a motor vehicle, with at least two coolant circuits as well as a refrigerant circuit. The refrigerant circuit comprises a compressor for the compression of the refrigerant, a heat exchanger for the cooling and liquefying of the compressed refrigerant, an expansion device, and a heat exchanger for the evaporation of the two-phase refrigerant. The heat exchangers are designed as coolant-refrigerant heat exchangers in each case for the heat transfer between the refrigerant circuit and at least one of the coolant circuits. The refrigerant circuit is moreover constructed with a heat exchanger for the heat exchange between the refrigerant and an air mass flow to be supplied to the passenger compartment of the motor vehicle as well as with an element, arranged downstream of the heat exchanger in the flow direction of the refrigerant, for changing the throughflow cross section.

Abstract: The invention concerns an air conditioning system for conditioning the air of a passenger compartment of a motor vehicle including a housing with a first flow channel and a second flow channel for conducting air and a refrigerant circuit with an evaporator and a condenser. The evaporator is arranged in the first flow channel and the condenser in the second flow channel. The air conditioning system is designed for cooling and heating the passenger compartment and for a reheat operation. The setting of the operating mode is done only via the controlling of air guidance mechanisms. One of the heat exchangers evaporator or condenser is arranged with a part of the heat transfer surface in both the first and the second flow channel.

Abstract: The invention relates to an air conditioning system for conditioning the air of a passenger compartment of a motor vehicle, including an outlet section for diverting at least a portion of an air-mass flow circulating in the air conditioning system into the environment of the motor vehicle, a housing for directing the air-mass flow, wherein at least one fan for conveying the air-mass flow is designed within the housing, as well as a coolant circuit for tempering components of the motor vehicle, in particular, components of a power train, having a coolant-air-heat exchanger for transferring heat from the coolant to an air-mass flow.

Abstract: An air conditioning system for conditioning the air of a passenger compartment of a motor vehicle comprises a housing with a first and a second flow conduit for conducting air and a coolant circuit with at least two heat exchangers, wherein a first heat exchanger is arranged in the first flow conduit and a second heat exchanger is arranged in the second flow conduit. The first heat exchanger can be operated independently of the operating mode as an evaporator and the second heat exchanger can be operated independently of the operating mode as a condenser. The housing comprises at least one air conduction device with which an air mass flow conditioned in the air conditioning system can be discharged into the environment. The coolant circuit is constructed with a heat exchanger which is arranged outside of the housing and can be operated as an evaporator or as a condenser.

Abstract: A heat exchanger assembly for cooling of air includes a blower, an air duct and a heat exchanger integrated in a coolant circuit designed to allow coolant to flow therethrough and air to be applied to it. Heat from the air is transferred to the vaporizing coolant. The blower is arranged upstream of the heat exchanger in the airflow direction so that waste from the blower heats the air before reaching the heat exchanger. The heat exchanger is designed as tubular heat exchanger with tubes arranged in rows having a double-row design. A method for operating a climate control system for a combined refrigeration system and heat pump operation for cooling and for heating, and a method for identifying and prevention of icing of the evaporator of the climate control system are also disclosed.

Abstract: A device for separating oil from a coolant-oil mixture and cooling the oil and cooling and/or liquefying the coolant in a cooling circuit. The circuit features a compressor and a heat exchanger positioned downstream from the compressor in the direction of flow of the coolant and a device for separating the oil. The heat exchanger features a first area cooling and/or liquefying the coolant, and a second area as a heat exchanger cooling the oil, the second area is a heat exchanger cooling the oil as an integral part of the heat exchanger. The heat exchanger further features at least two manifolds. The first area of the heat exchanger features flow channels guiding the coolant, and the second area of the heat exchanger features flow channels guiding the oil. The flow channels extend between the manifolds. Each of the flow channels has a respective outside flooded by a heat-absorbing fluid.

Abstract: An air conditioning system for conditioning air of a passenger compartment of a motor vehicle. The air conditioning system operable in a cooling mode, a heat pump mode, and a reheating mode, the system includes an enclosure with a first flow channel and a second flow channel conducting air, and a refrigerant circulation system with a heat exchanger operable as an evaporator independent of the operating mode and a heat exchanger operable as a condenser independent of the operating mode. Both heat exchangers are located inside the enclosure. The refrigerant circulation system also includes a heat exchanger outside of the enclosure and inside the refrigerant path, an expansion element upstream from the evaporator in the flow direction of the refrigerant, and a bypass parallel to the refrigerant path to channel the refrigerant around the heat exchanger as needed.

Abstract: The invention concerns an air conditioning system for the conditioning of the air of a passenger compartment of a motor vehicle. The air conditioning system has a refrigerant circuit with a compressor, a refrigerant-coolant heat exchanger for desuperheating the refrigerant after the compression, a first refrigerant-air heat exchanger and a second refrigerant-air heat exchanger, and at least one coolant circuit. The coolant circuit has a heating heat exchanger for heating an air mass flow being supplied to the passenger compartment. The refrigerant-coolant heat exchanger is designed as a component of the coolant circuit having the heating heat exchanger. The air conditioning system is designed for an operation in refrigerator mode, in heat pump mode, and in afterheating mode for the heating, cooling, and dehumidification of the air being supplied to the passenger compartment. A valve arrangement switches the air conditioning system between the different operating modes.

Abstract: An air conditioning system for conditioning the air of a passenger compartment of a motor vehicle comprises a housing with a first and a second flow conduit for conducting air and a coolant circuit with at least two heat exchangers, wherein a first heat exchanger is arranged in the first flow conduit and a second heat exchanger is arranged in the second flow conduit. The first heat exchanger can be operated independently of the operating mode as an evaporator and the second heat exchanger can be operated independently of the operating mode as a condenser. The housing comprises at least one air conduction device with which an air mass flow conditioned in the air conditioning system can be discharged into the environment. The coolant circuit is constructed with a heat exchanger which is arranged outside of the housing and can be operated as an evaporator or as a condenser.

Abstract: The invention relates to an air conditioning system for a motor vehicle, with at least two coolant circuits as well as a refrigerant circuit. The refrigerant circuit comprises a compressor for the compression of the refrigerant, a heat exchanger for the cooling and liquefying of the compressed refrigerant, an expansion device, and a heat exchanger for the evaporation of the two-phase refrigerant. The heat exchangers are designed as coolant-refrigerant heat exchangers in each case for the heat transfer between the refrigerant circuit and at least one of the coolant circuits. The refrigerant circuit is moreover constructed with a heat exchanger for the heat exchange between the refrigerant and an air mass flow to be supplied to the passenger compartment of the motor vehicle as well as with an element, arranged downstream of the heat exchanger in the flow direction of the refrigerant, for changing the throughflow cross section.

Abstract: The invention relates to a heat exchanger arrangement for heating of air, with a heat exchanger (8) which is integrated into a refrigerant circuit (60), configured to be able to have refrigerant flow through it and able to be impinged on by air. The heat is transferred from the refrigerant to the air. The heat exchanger (8) exhibits two components (8a, 8b) configured to be segregated from each other. The first component (8a) is configured with a condensation surface and a heat-removal surface. The second component (8b) exhibits a supercooling surface. Between the components (8a, 8b) on the refrigerant side, a refrigerant phase separation element is placed. The heat exchanger is configured as a tubular heat exchanger with tubes situated in rows, wherein the first component (8a) is configured with at least two rows and the second component (8b) with at least one row.

Abstract: The invention relates to an air conditioning system for conditioning the air of a passenger compartment of a motor vehicle, including an outlet section for diverting at least a portion of an air-mass flow circulating in the air conditioning system into the environment of the motor vehicle, a housing for directing the air-mass flow, wherein at least one fan for conveying the air-mass flow is designed within the housing, as well as a coolant circuit for tempering components of the motor vehicle, in particular, components of a power train, having a coolant-air-heat exchanger for transferring heat from the coolant to an air-mass flow.

Abstract: A heat exchanger assembly for cooling of air includes a blower, an air duct and a heat exchanger integrated in a coolant circuit designed to allow coolant to flow therethrough and air to be applied to it. Heat from the air is transferred to the vaporizing coolant. The blower is arranged upstream of the heat exchanger in the airflow direction so that waste from the blower heats the air before reaching the heat exchanger. The heat exchanger is designed as tubular heat exchanger with tubes arranged in rows having a double-row design. A method for operating a climate control system for a combined refrigeration system and heat pump operation for cooling and for heating, and a method for identifying and prevention of icing of the evaporator of the climate control system are also disclosed.

Abstract: The invention concerns an air conditioning system for conditioning the air of a passenger compartment of a motor vehicle including a housing with a first flow channel and a second flow channel for conducting air and a refrigerant circuit with an evaporator and a condenser. The evaporator is arranged in the first flow channel and the condenser in the second flow channel. The air conditioning system is designed for cooling and heating the passenger compartment and for a reheat operation. The setting of the operating mode is done only via the controlling of air guidance mechanisms. One of the heat exchangers evaporator or condenser is arranged with a part of the heat transfer surface in both the first and the second flow channel.

Abstract: The invention relates to a heat exchanger arrangement for heating of air, with a heat exchanger (8) which is integrated into a refrigerant circuit (60), configured to be able to have refrigerant flow through it and able to be impinged on by air. The heat is transferred from the refrigerant to the air. The heat exchanger (8) exhibits two components (8a, 8b) configured to be segregated from each other. The first component (8a) is configured with a condensation surface and a heat-removal surface. The second component (8b) exhibits a supercooling surface. Between the components (8a, 8b) on the refrigerant side, a refrigerant phase separation element is placed. The heat exchanger is configured as a tubular heat exchanger with tubes situated in rows, wherein the first component (8a) is configured with at least two rows and the second component (8b) with at least one row.