A heat pump system for a vehicle includes a valve, an electrical component cooling device, a battery cooling device, an indoor heating device, an indoor cooling device, a centralized energy device, and a chiller to improve heating efficiency by regulating a temperature of a battery module by use of one chiller in which a cooler and a refrigerant exchange heat, recovers various heat sources in a heating mode of the vehicle and utilizes the recovered heat sources for indoor heating.

A vehicle arrangement (20) for thawing thermal energy from and/or rejecting thermal energy to a plurality of components in a vehicle, the arrangement comprising a heat-pump assembly (12) comprising a first heat-pump section (18) at a first temperature and a second heat-pump section (22) at a second temperature different from the first temperature, and a first thermal energy distribution path (26) for transporting a first carrier fluid and extending through at least a portion of the first heat-pump section (18), and a second thermal energy distribution path (28) for transporting a second carrier fluid and extending through at least a portion of the second heat-pump section (22). The arrangement further comprises a first circulation pump (32) associated with the first thermal energy distribution path (26) for pumping the first carrier fluid around the first thermal energy distribution path and a second circulation pump (34) associated with the second thermal energy distribution path (28) for pumping the second carrier fluid around the second thermal energy distribution path. In addition the system comprises means (78-100) for selectively connecting at least one of the plurality of vehicle components to at least one of the thermal energy distribution paths so as to draw thermal energy from and/or reject thermal energy to said vehicle component or components.

A heat pump system for a vehicle controls a temperature of a battery module by use of one chiller in which a coolant and a refrigerant are heat-exchanged and that improves heating efficiency by recovering heat from various heat sources in a heating mode of a vehicle to use them for indoor heating, including: a valve, an electrical component cooling device, a battery cooling device, an indoor heating device, an indoor cooling device, a centralized energy device, and a chiller, wherein a condenser included in the centralized energy device is connected to the second line through the second valve to condense the refrigerant supplied through the refrigerant line through heat-exchange with the coolant and is provided in a sixth line through which the coolant flows; and a first end portion of the third line is connected to a third valve provided in the sixth line.

An air conditioner system for an electric motor mobility is provided. The air conditioner system is configured so that an external condenser is spaced from a radiator at a front portion of the mobility, the external condenser performs heat exchange with air introduced from a location other than the front portion of the mobility, so that an active air flap is controlled to be closed in an indoor heating condition. Therefore, as the air resistance is reduced while the mobility drives under the indoor heating condition, the air resistance is reduced and the aerodynamic performance of the mobility is improved.

An embodiment vehicle thermal management system includes a first refrigeration cycle including a first refrigerant loop in which a first refrigerant is circulated, a battery cooling subsystem including a battery coolant loop in which a battery-side coolant is circulated, wherein the battery coolant loop is fluidly connected to a battery, a second refrigeration cycle including a second refrigerant loop in which a second refrigerant is circulated, the second refrigeration cycle comprising a condenser thermally connected to the battery cooling subsystem, a refrigerant chiller thermally connecting the first refrigeration cycle and the second refrigeration cycle, and a battery chiller thermally connecting the second refrigeration cycle and the battery cooling subsystem, wherein the condenser is located on a downstream side of the battery chiller in the second refrigerant loop.

The invention relates to a circuit (1) for coolant (47) comprising a main duct (3), a first branch (4), a second branch (5) and a third branch (25), the main duct (3) comprising a compression device (2) and a main heat exchanger (8) arranged to be traversed by an external air flow (EF), the first branch (4) comprising a first heat exchanger (13) thermally coupled to a loop (14) for heat transfer liquid (48) and an accumulation device (15), the second branch (5) comprising a second heat exchanger (17), the third branch (25) comprising a third heat exchanger (26), characterised in that the first branch (4) and the second branch (5) are parallel and meet at a convergence point (6), the first branch (4) and the third branch (25) meet at a first junction point (19). Application to motor vehicles.

A heat pump system for a vehicle may include a cooling apparatus of circulating a coolant in a coolant line to cool at least one electrical component provided in the coolant line; a battery cooling apparatus of circulating the coolant to the battery module; a chiller for heat exchanging the coolant with a refrigerant to control a temperature of the coolant; a heating apparatus that heats an interior of the vehicle using the coolant; and first, second, and third connection line.

A thermal management system for a vehicle includes a cooling apparatus for circulating a coolant in a coolant line to cool at least one electrical component provided in the coolant line, a battery cooling apparatus for circulating the coolant to the battery module, a chiller for heat exchanging the coolant with a refrigerant to control a temperature of the coolant, a heater that heats an interior of the vehicle using the coolant, and a branch line. A condenser included in the air conditioner is connected to the coolant line so as to pass the coolant circulating through the cooling apparatus.

A heat medium circulation equipment, a first pump, and a second pump are connected to a first switching valve and a second switching valve. A heater core is connected to at least one of the first switching valve and the second switching valve, and connected to a heat medium circuit. A state, in which the heat medium discharged by a third pump flows into the heater core, is selected by switching of a switching device.

The present invention relates to a vehicle thermal management system which comprises multiple means of thermal management for electronic components (electronic units) for an autonomous vehicle and allows for efficient interworking between the multiple means. The vehicle thermal management system, which is a system for cooling electronic components required for the autonomous driving of a vehicle, is configured to cool electronic components by applying at least two systems among a first system for cooling the electronic components through the cooling structure thereof, a second system for cooling the electronic components by using a refrigerant cycle for air-conditioning a vehicle interior, and a third system for cooling the electronic components by using a separate refrigerant or a coolant cycle.