A vehicle air conditioner includes an air-conditioning case having a drain hole through which an air passage communicates with an outside of a vehicle compartment, a heat exchanger disposed inside the air passage, and a seal member. The seal member is held between a dash panel and a seal wall of the air-conditioning case. The seal member has a through hole, and closes a through hole of the dash panel. The vehicle air conditioner includes a refrigerant pipe and a pressure reducing valve. The first case part and the second case part are fitted with each other in a fitting part below which, in the vertical direction, the air-conditioning case has a communication hole through which an outside of the air-conditioning case communicates with the air passage.

Thermal regulation circuit for a vehicle, said circuit comprising first (2) and second (4) heat exchangers that are situated in series along a direction of circulation of an air flow intended to pass through them in this order, said circuit comprising a third heat exchanger (6) intended to be passed through by an ambient air flow, said circuit being configured to allow a refrigerant to circulate in series in the first (2) and third (6) heat exchangers and a heat-transfer fluid to circulate in the second heat exchanger (4).

A double-tube internal heat exchanger has an outer tube, an inner tube, and a turbulator. The inner tube is inserted into the outer tube and defines an inner flow channel therein through which a first fluid flows. The inner tube and the outer tube define an outer flow channel therebetween through which a second fluid flows. The turbulator is disposed inside the inner flow channel. The inner tube includes an inner surface defining an inner groove that helically extends on the inner tube along an axial direction of the inner tube. The turbulator includes a flexible core portion extending along the axial direction and loops protruding from the flexible core portion in a radial direction of the inner tube. Each of the inner tube and the outer tube includes a bent portion that is formed by bending both the inner tube and the outer tube together with the turbulator.

An air conditioner for a vehicle includes a pump that draws and discharges a heat medium, a cooler core that exchanges sensible heat between the heat medium and ventilation air into a vehicle interior to cool and dehumidify the ventilation air, a heat-medium and outside-air heat exchanger that exchanges sensible heat between the heat medium and outside air, a compressor adapted to draw and discharge a refrigerant in a refrigeration cycle, a heat-medium cooling heat exchanger that cools the heat medium by exchanging heat between a low-pressure side refrigerant in the refrigeration cycle and the heat medium, and first and second switching valves that switch between a first dehumidification mode for circulation of the heat medium between the cooler core and the heat-medium cooling heat exchanger and a second dehumidification mode for circulation of the heat medium between the cooler core and the heat-medium and outside-air heat exchanger.

A hybrid transport refrigeration unit includes a high voltage battery, at least one high voltage component, a generator, a combustion engine, and a low voltage starter. The high voltage battery includes a plurality of cells connected to the high voltage component. The generator is configured to provide electric power to at least one of the at least one high voltage component. The combustion engine is constructed and arranged to drive the generator. The low voltage starter is electrically connected to at least one of the plurality of cells, and is constructed and arranged to start the combustion engine.

A thermal management system, a vehicle, and a thermal management method. The thermal management system includes a tank assembly and a valve unit, the tank assembly includes a shell body and a cover plate, the shell body covers the cover plate and forms an accommodation chamber together with the cover plate, and the valve unit is installed on the shell body; the accommodation chamber is internally provided with a plurality of pipelines for liquid circulation, the shell body has a plurality of connection ports communicating with the accommodation chamber, a first end of the pipeline is correspondingly in communication with the connection port, and a second end of the pipeline and a portion of the pipeline are located outside of the accommodation chamber; and the valve unit has a plurality of valve ports correspondingly in communication with the connection ports.

A thermal management system includes a compressor, a first throttling device, a flow rate adjustment portion, a first heat exchanger, a second heat exchanger, a third heat exchanger and an intermediate heat exchanger. The flow rate adjustment portion includes a throttling unit and a valve unit, the intermediate heat exchanger includes a first heat exchange portion and a second heat exchange portion, and the second heat exchange portion includes a first port, a second port and a third port. The first port of the second heat exchange portion is in communication with a refrigerant outlet of the first heat exchanger or a refrigerant inlet of the second heat exchanger by the first throttling device.

A gas injection-type heat management system includes a first refrigerant line along which a compressor, an inner condenser, a first expansion valve, and a flash tank are sequentially provided and through which a refrigerant flows, a second refrigerant line along which a second expansion valve and an evaporator are sequentially provided and the refrigerant flows from the flash tank and circulates to the compressor via the second expansion valve and the evaporator, a third refrigerant line configured such that the refrigerant discharged from the flash tank flows directly to the compressor and a heat absorber for performing heat exchange between the refrigerant discharged from the inner condenser and the refrigerant discharged from the flash tank, and a controller for controlling whether to operate the compressor, whether to allow the refrigerant to flow and whether to expand the refrigerant.

A heating, ventilation, and air conditioning system includes an evaporator configured to provide a working fluid in a gaseous state at a first temperature range and a first pressure, and a compressor downstream from the evaporator. The compressor is configured to provide the working fluid in the gaseous state at a second temperature range and a second pressure, and the second temperature range is greater than the first temperature range and the second pressure greater than the first pressure. The system includes a first thermoelectric generator arranged between the evaporator and the compressor. A first end of the first thermoelectric generator is configured to receive the working fluid from the evaporator, and a second end is configured to receive the working fluid from the compressor. The first thermoelectric generator is configured to generate electrical energy based on a temperature difference between the first end and the second end.

A vehicle temperature regulation system includes: a power unit including a motor driven by a supply of electrical power from a battery to cause wheels to rotate; a first cooling unit including a first heat exchanger disposed at a vehicle front side of the power unit, and a first circulation path that allows refrigerant to circulate between the power unit and the first heat exchanger to perform heat exchange; a second cooling unit including a second heat exchanger disposed at a vehicle rear side of the power unit, an air conditioning unit, a compressor, and a second circulation path that allows refrigerant to circulate between the second heat exchanger, the air conditioning unit, and the compressor to perform heat exchange; and a duct that interconnects the air conditioning unit and the battery and through which cool air or warm air is supplied from the air conditioning unit to the battery.