Hanon Systems

Magna Steyr Fährzeugtechnik Ag & Co. Kg

Navid Durrani

Martin Hötzel

Marc Graaf

Tobias Haas

Roberto Della Rovere

Christoph Bara

Toni Spies

Matthias Höfler

Peter Heyl

Gerald Richter

Daniel Zens

Philipp Kozalla

Jörn Fröhling

Charles Wainwright

Herr René Junker

Martina Paduch

Martin Möhlenkamp

A heat pump assembly with a chiller for battery-powered vehicles, having a refrigerant circuit with a compressor, a heating condenser, a refrigerant valve with an expansion function, an ambient heat exchanger, at least one evaporator with an associated refrigerant valve with an expansion function, as well as a 3/2-way refrigerant valve with an expansion function disposed in parallel to the evaporator with a refrigerant path via a chiller bypass and a refrigerant path via a chiller.

Heat pump assembly with a chiller for battery-powered vehicles and methods of operating the heat pump assembly

A heat pump arrangement and a method of operating a heat pump arrangement. The heat pump arrangement has a refrigerant circuit and a coolant circuit, wherein the coolant circuit is configured for indirect battery heating. The refrigerant circuit includes a compressor, a heating condenser, a 3/2-way expansion valve, an external heat exchanger, at least one evaporator with an associated expansion element as well as a 3/2-way expansion valve arranged in parallel to the evaporator, and a battery chiller. The coolant circuit includes a coolant cooler and a battery heat exchanger with an associated coolant pump and at least one drive train cooler with an associated coolant pump arranged in parallel to the battery heat exchanger.

Heat pump arrangement with indirect battery heating for battery-operated motor vehicles and method of operating a heat pump arrangement

A thermal system for conditioning the supply air for a passenger compartment and for cooling components of a drive train of a motor vehicle, in particular a thermal management system. The system has a refrigerant circuit with a compressor, a first refrigerant-to-air heat exchanger for transferring heat via ambient air, which is formed to be operable as a condenser/gas cooler and evaporator, a second refrigerant-to-air heat exchanger operated as a first evaporator with an upstream first flow control device as well as a heat exchanger operated as a second evaporator with an upstream second flow control device.

Thermal system of a motor vehicle and method of operating the thermal system

A system for air-conditioning the air in a passenger compartment and for heat transfer by way of components of a power train, in particular an electric powertrain of a motor vehicle. The system exhibits one coolant circuit with two refrigerant-coolant heat exchangers and one coolant-air heat exchanger for heat transfer to the ambient air, as well as one refrigerant circuit with one first refrigerant-air heat exchanger for heating the supply air for the passenger compartment, one second refrigerant-air heat exchanger for heat transfer by way of the ambient air, with one upstream first expansion element, one first flow path with one third refrigerant-air heat exchanger for conditioning the supply air for the passenger compartment, with one upstream second expansion element and one second flow path with one first refrigerant-coolant heat exchanger with one upstream third expansion element.

System for air-conditioning the air of a passenger compartment and for heat transfer by way of components of a powertrain of a motor vehicle, as well as method for operating the system

A system for air-conditioning air of a passenger compartment and for heat transfer with drive components of a motor vehicle. The system has a refrigerant circuit and a coolant circuit. The refrigerant circuit is formed with a compressor, a first refrigerant-coolant heat exchanger operated as a condenser/gas cooler, a refrigerant-air heat exchanger operated as an evaporator for conditioning supply air of the passenger compartment with an upstream expansion element, and a second refrigerant-coolant heat exchanger operated as an evaporator for heat transfer between a coolant for tempering the drive components of the motor vehicle and the refrigerant with an upstream expansion element, and with a bypass flow path around the heat exchangers operated as the evaporators on the low-pressure side. In addition to the first refrigerant-coolant heat exchanger, the coolant circuit has a coolant-air heat exchanger operated as a thermal heat exchanger for heating supply air of the passenger compartment.

System for air-conditioning the air of a passenger compartment and for heat transfer with drive components of a motor vehicle and method for operating the system

An air conditioning and battery cooling assembly with an A/C coolant circuit and an E-drivetrain coolant circuit as well as a refrigerant circuit, wherein the A/C coolant circuit and the E-drivetrain coolant circuit are coupled together across a 4/2-way coolant valve in such a way that the A/C coolant circuit and the E-drivetrain coolant circuit can be operated separately or can receive a flow in serial manner.

Thermal energy management system with high cooling capacity in idle and high performance passive battery cooling

Heat flow management device for motor vehicles has a refrigerant circulation, a power train coolant circulation and a heating line heat carrier circulation. The refrigerant circulation includes a compressor, an indirect condenser, an expansion element, an ambient heat exchanger, an evaporator and a chiller. The power train coolant circulation includes a coolant pump, the chiller, an electric motor heat exchanger and a power train coolant radiator, wherein the heating line heat carrier circulation comprises a coolant pump, the indirect condenser and a heating heat exchanger, wherein the refrigerant circulation and the power train coolant circulation are directly thermally coupled with one another across the chiller. Refrigerant circulation and heating line heat carrier circulation are directly thermally coupled with one another across the indirect condenser. Power train coolant circulation and the heating line heat carrier circulation are only indirectly thermally coupled with one another across the refrigerant circulation.

Heat flow management device and method for operating a heat flow management device

Device for a climate control system of a motor vehicle. The device includes a refrigeration circuit with a compressor for the two-stage compression of the refrigerant and injection of refrigerant at an intermediate pressure level, at least one heat exchanger operated as a condenser/gas cooler, a first internal heat exchanger, at least a first heat exchanger operated as an evaporator, which is situated upstream from a first expansion element in the flow direction of the refrigerant, as well as a first flow path and a second flow path, each of which extends from a branching point to the compressor. The refrigeration circuit is designed with a second internal heat exchanger. The first internal heat exchanger is arranged at least with a low-pressure side inside the first flow path and the second internal heat exchanger is arranged at least with an intermediate pressure side inside the second flow path.

Device for an air conditioning system of a motor vehicle and method for operating the device

An air conditioning and battery cooling arrangement is provided having an A/C coolant circuit and an electric drive train coolant circuit as well as a refrigeration circuit, wherein the A/C coolant circuit and the electric drive train coolant circuit are coupled to each other via a 4/2-way coolant valve in such a manner that the A/C coolant circuit and the electric drive train coolant circuit are configured to be operated separately or for serial through-flow.

Thermal system layout designed for high cooling capacity at idle condition

A heat pump system for a motor vehicle comprises at least two heat exchangers, through which, for heating and/or cooling the motor vehicle interior, a flow is conducted, and at least two coolant circulationsseparable from one another, of which at least one is connectable, independently of the other coolant circulation, with one, two or more heat exchangerssuch that through these, in the presence of a connection with two or more heat exchangers, a flow is successively conducted and the other coolant circulation is connectable with at least one heat exchanger

Device for distributing the coolant in an air-conditioning system of a motor vehicle

An air-conditioning system of a motor vehicle having refrigerant circulation and coolant circulation. Refrigerant circulation comprises a compressor, a refrigerant-coolant heat exchanger operable as condenser/gas cooler for heat transfer between the refrigerant and the coolant, a first expansion element and a first refrigerant-air heat exchanger for conditioning the inflowing air for the passenger compartment. Coolant circulation is developed with a conveying device, a first coolant-air heat exchanger for heating the inflowing air for the passenger compartment, a second coolant-air heat exchanger and the refrigerant-coolant heat exchanger. Refrigerant circulation also includes a second refrigerant-air heat exchanger, operable exclusively as evaporator. Upstream of the second refrigerant-air heat exchanger in the direction of flow of the refrigerant, a second expansion element is disposed. The second expansion element and the second refrigerant-air heat exchanger are disposed within a first flow path. A method for operating the air-conditioning system.

Air conditioning system of a motor vehicle and method for operating the air conditioning system

A climate control system of a motor vehicle having a refrigeration circuit and a coolant circuit. The refrigeration circuit includes a compressor, a refrigerant-coolant heat exchanger operable as a condenser/gas cooler for heat exchange between the refrigerant and the coolant of the coolant circuit, and at least one first refrigerant-air heat exchanger for conditioning intake air for the passenger compartment having a first expansion element upstream in a flow direction of the refrigerant. The coolant circuit includes a conveyor device, a first coolant-air heat exchanger heating the intake air for the passenger compartment, and the refrigerant-coolant heat exchanger. A refrigerant-air heat exchanger for exchanging heat between the refrigerant and ambient air is provided. The refrigerant-air heat exchanger is arranged downstream of the first refrigerant-coolant heat exchanger in the flow direction of the refrigerant. An expansion element is upstream of the refrigerant-air heat exchanger in the flow direction of the refrigerant.

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.

Oil management in a refrigeration system&#x2014;compressor oil cooler integrated into gascooler

An air conditioning system of a motor vehicle with a refrigeration circuit and with a coolant circuit. The refrigeration circuit includes a compressor, a refrigerant-coolant heat exchanger operable as a condenser/gas cooler for the heat exchange between the refrigerant and the coolant of the coolant circuit, a first expansion device, and a first refrigerant-air heat exchanger for conditioning the intake air for the passenger compartment. The coolant circuit includes a conveying device, a first coolant-air heat exchanger for heating the intake air for the passenger compartment and the refrigerant-coolant heat exchanger. The refrigeration circuit further includes a second refrigerant-air heat exchanger for conditioning the intake air for the passenger compartment with a second expansion device located upstream in flow direction of the refrigerant. The coolant circuit is formed with a second coolant-air heat exchanger for heating the intake air for the passenger compartment.

Air-conditioning system of a motor vehicle and method for operating the air-conditioning system

A climate control system for conditioning air of a motor vehicle passenger compartment and a method for operating same includes a climate control unit with a housing with a first flow channel and a second flow channel for conducting air, a refrigerant circulation and first and second coolant circulation. Refrigerant circulation is implemented with refrigerant-air heat exchanger operable as evaporator independently of operating mode Refrigerant-air heat exchanger is disposed within housing of the climate control unit. First refrigerant-coolant heat exchanger operates as condenser/gas cooler independently of operating mode. Second refrigerant-coolant heat exchanger operates as evaporator independently of the operating mode are disposed outside of housing of climate control unit. First coolant circulation comprises second refrigerant-coolant heat exchanger and heat exchangers for conditioning components of power train and a battery heat exchanger. Second coolant circulation is implemented with first refrigerant-coolant heat exchanger and with heating heat exchanger disposed within the housing of the climate control unit.

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Kerpen, Germany

Navid Durrani