Abstract: A heat exchanger is provided that includes plate pairs stacked one above the other. A first flow chamber is formed between the two plates of a plate pair by conducting a first fluid therethrough, a second flow chamber for conducting a second fluid therethrough, wherein the second flow chamber is formed between two adjacent plate pairs, an inlet opening for introducing the first fluid, and an outlet opening for discharging the first fluid. The plates have at least one expansion opening, in particular at least one expansion slit, for reducing stress in the plates. The heat exchanger can withstand high thermal and mechanical loads even over a long time period, such as 10 years.

Abstract: A heat exchanger arrangement for charge air cooling having a first heat exchanger and a second heat exchanger, through which a first fluid requiring cooling flows in such a way that the first heat exchanger is located ahead of the second heat exchanger in the flow direction of the first fluid. A first coolant flows through the first heat exchanger and a second coolant flows through the second heat exchanger in such a manner that the first heat exchanger cools the first fluid to a first temperature and the second heat exchanger cools the first fluid from the first temperature to a second temperature that is lower than the first temperature, wherein the first heat exchanger and the second heat exchanger can be formed as one structural unit.

Abstract: A housing is provided for a motor vehicle HVAC system, which is formed from interconnectable housing parts and has a groove, delimited by a first and a second groove leg, on a first housing part and a tongue on a second housing part and in which to connect the housing parts the tongue is disposed in the groove. In this regard, the first and second groove legs are formed in such a way that in the inserted state of the tongue in the groove at least one groove leg at its free end is spaced apart from a corresponding tongue-side bearing shoulder of the second housing part.

Abstract: A system for utilizing waste heat of an internal combustion engine via the Clausius-Rankine cycle process is provided that includes a circuit with lines containing a working medium, an evaporator heat exchanger which serves for evaporating the liquid working medium using waste heat of the internal combustion engine and which has an inlet opening for conducting the working medium into a flow duct and an outlet opening for conducting the working medium out of the flow duct, and the flow duct is divided into a plurality of flow duct parts connected hydraulically in parallel, an expansion machine, a condenser for liquefying the vaporous working medium, a collecting and compensating vessel for the liquid working medium, it is sought to be able to change the working medium substantially completely from a liquid state of aggregation to a gaseous state of aggregation at an evaporator heat exchanger.

Abstract: A cooling circuit, in particular of a motor is provided that includes a drive unit with a cooling circuit, through which coolant heated in the drive unit flows, a first heat exchanger which emits heat from the coolant to the environment and a device for energy recovery with a second heat exchanger, which is switched into the cooling circuit. A line section of the cooling circuit is connectable in parallel to the second heat exchanger that includes a hydraulic element, which guides a defined coolant flow to the second heat exchanger.

Abstract: A temperature control device for a vehicle is provided that includes a first air duct for guiding a first portion of an air flow and a second air duct for guiding a second portion of an air flow. A cooling device is disposed in the first air duct, in order to cool the first portion of the air flow. A mixer device is provided for mixing the first air flow from the first air duct with the second portion of the air flow from the second air duct in order to generate a temperature controlled air flow.

Abstract: A cooling device for a vehicle is provided that includes a first air cooler that has a first element of a sliding seat tenon-and-mortise joint and a first element of a latching joint. The cooling device has a second air cooler connected to the first air cooler that has a second element of the sliding seat tenon-and-mortise joint and a second element of the latching joint, the elements of the latching joint and the elements of the sliding seat tenon-and mortise joint being designed in such a way that a form-locked connection between the two air coolers may be produced by the latching joint and the sliding seat tenon-and-mortise joint.

Abstract: A heat exchanger for cooling of charge air for an internal combustion engine of a motor vehicle is provided. The heat exchanger has a preliminary stage, a main stage, and a compensating component. The preliminary stage has at least one preliminary stage fixed bearing base and a preliminary stage floating bearing base. The main stage has at least one main stage fixed bearing base and a main stage floating bearing base. In a heat transfer region of the main stage, at least one main stage channel for a main stage coolant is disposed. The compensating component is configured to compensate a position difference between corresponding components of the preliminary stage and the main stage, whereby the position difference is based on a thermally induced elongation difference between the at least one preliminary stage channel and the at least one main stage channel.

Abstract: A temperature control element for a vehicle is provided that includes a first Peltier element layer, a second Peltier element layer, a first electrically conductive heat conductor layer for conducting a first heat transfer fluid and a second electrically conductive heat conductor layer for conducting a second heat transfer fluid, wherein the first Peltier element layer, the second Peltier element layer, the first heat conductor layer, and the second heat conductor layer are disposed in the form of a stack, so that the first heat conductor layer and/or the second heat conductor layer is disposed between the first Peltier element layer and the second Peltier element layer, and wherein an electrical current conducted through the stack brings about a temperature control of the first heat conductor layer and the second heat conductor layer due to a Peltier effect.