Abstract: A heat pump system for a vehicle is configured to selectively exchange heat between coolant and the thermal energy generated from refrigerant at the time of condensation and evaporation of the refrigerant. The heat pump system heats the vehicle interior using the heat-exchanged high-temperature coolant and improves the heating efficiency of the vehicle by selectively using the ambient air heat, the waste heat of electrical components, and the waste heat of the battery module, at the time of heating the vehicle interior, thereby increasing the overall travel distance of the vehicle by efficiently adjusting the temperature of a battery module for an optimal performance of the battery module.

Abstract: A heat pump system for a vehicle may be configured to adjust a temperature of a vehicle interior by selectively exchanging heat between coolant and thermal energy generated from refrigerant at the time of condensation and evaporation. The system may use the heat-exchanged low-temperature or high-temperature coolant to improve the heating efficiency of the vehicle by selectively using ambient air heat, waste heat of electrical components, and waste heat of a battery module, at the time of heating the vehicle interior. The system may increase the overall travel distance of the vehicle by efficiently adjusting the temperature of the battery module for optimal performance of the battery module.

Abstract: A heat pump system for a vehicle may be configured to adjust a temperature of a vehicle interior by selectively exchanging heat between coolant and thermal energy generated from refrigerant at the time of condensation and evaporation. The system may use the heat-exchanged low-temperature or high-temperature coolant to improve the heating efficiency of the vehicle. The system may selectively use ambient air heat, waste heat of electrical components, and waste heat of a battery module, at the time of heating the vehicle interior. The system may increase the overall travel distance of the vehicle by efficiently adjusting the temperature of a battery module for optimal performance of the battery module.

Abstract: A heat pump system for a vehicle may efficiently adjust the temperature of heating elements by using a chiller where a refrigerant and a coolant exchange heat. At the same time, the heat pump system may efficiently perform cooling and heating of a rear seat by using a rear heating, ventilation, and air conditioning (HVAC) module provided with a heat-exchanger.

Abstract: A heat pump system for a vehicle may efficiently adjust the temperature of heating elements by using one chiller where a refrigerant and a coolant exchange heat. At the same time, the heat pump system may efficiently perform cooling and heating of a rear seat by using a rear heating, ventilation, and air conditioning (HVAC) module provided with one heat-exchanger.

Abstract: A heat pump system for a vehicle may be capable of improving the overall efficiency of the system as well as simplifying the system. This may be achieved by adjusting the temperature of a battery module using a single chiller where the refrigerant and the coolant exchange heat, and by recollecting waste heat of the electrical components and the battery module and using it for heating the vehicle. Additionally, the overall efficiency of the system may be achieved by forming a plurality of coolant flowing lines by a single valve according to a selected mode of the vehicle.

Abstract: A thermal management system for a vehicle may adjust the temperature of a battery module by using one chiller where the refrigerant and the coolant heat-exchange with each other and a battery heater for selectively heating the coolant, perform heating of the vehicle interior by using the coolant heated by the battery heater, simplify a layout of the system, and reduce manufacturing costs by forming a plurality of coolant flowing lines by two valves according to a selected mode of the vehicle.

Abstract: A reservoir tank assembly and a heat pump system including the same are disclosed. The reservoir tank assembly may include a reservoir tank configured to remove air contained in a coolant and an adapter fluidly connecting the reservoir tank and a coolant line along which the coolant flows. A part of the coolant flowing along the coolant line is introduced into any one degassing chamber among a plurality of degassing chambers through the adapter. The coolant passing through the plurality of degassing chambers is discharged to the coolant line through the adapter.

Abstract: In order to efficiently perform heating of a vehicle interior in a state in which the external temperature is low and heat generated by a heating element is not sufficient in an early stage of driving the vehicle, a heat pump system for a vehicle is provided. The heat pump system utilizes various heat sources in a general heating mode of the vehicle interior, and at the same time, maximizes the system performance by increasing flow of the refrigerant. The heat pump system may include: a compressor, a heating, ventilating, and air conditioning (HVAC) module; a heat-exchanger; a first expansion valve; a first connection line; a chiller; a second expansion valve; a second connection line; a third connection line; and a fourth connection line.

Abstract: A heat pump system for a vehicle is provided to improve cooling and heating performance by applying a gas injection device selectively operating during air conditioning of a vehicle interior by increasing a flow rate of the refrigerant circulating in a refrigerant line of the heat pump system. The heat pump system for a vehicle may include: a compressor, a first condenser, a receiver dryer, a second condenser, an evaporator, a gas injection device, a refrigerant connection line, and a chiller. The flow of the refrigerant is controlled according to at least one mode for adjusting a temperature of a vehicle interior or adjusting a temperature of a battery module.

Abstract: A structure for increasing durability of an ion filter, which includes a reservoir configured to store cooling water discharged from a fuel cell stack, an ion filter configured to remove ions from the cooling water discharged from the fuel cell stack, a flow rate adjustment valve disposed between the ion filter and the fuel cell stack, a first pipe which flows the cooling water from the ion filter to the reservoir, and a second pipe that is a passage through which air or the cooling water is moved between the reservoir and the ion filter according to a change in level of the cooling water inside the ion filter.

Abstract: A heat pump system for a vehicle is provided to efficiently perform heating of a vehicle interior in a state in which the external temperature is low and heat generated by a heating element is not sufficient in an early stage of driving the vehicle. The heat pump system may include: a compressor; a heat, ventilation, and air condition (HVAC) module; a heat-exchanger; a first expansion valve; an accumulator; a first connection line; a chiller; and a second expansion valve.

Abstract: A reservoir tank assembly may include a housing in which a degassing chamber configured to store coolant is formed, an inlet piping formed in the housing and into which coolant flows, an outlet piping formed in the housing and through which coolant is discharged, and a connection duct fluidly connecting the inlet piping and the outlet piping. The connection duct is disposed through the degassing chamber. Some coolant flowing through the inlet piping flows into the connection duct after passing through the degassing chamber, and remaining coolant is discharged outside of the housing without passing through the degassing chamber.

Abstract: A heat pump system for a vehicle may include: a compressor configured to compress a refrigerant; and a heat, ventilation, and air condition (HVAC) module including an internal condenser, an evaporator connected to the compressor via a refrigerant line, and an opening/closing door configured to adjust air having passed through the evaporator to be selectively introduced into the internal condenser depending on a cooling mode or a heating mode of the vehicle. The heat pump system may also include: a heat-exchanger connected to the internal condenser via the refrigerant line; a first expansion valve provided in the refrigerant line between the heat-exchanger and the evaporator; a first connection line; a chiller provided in the first connection line so as to adjust the temperature of a coolant by exchanging heat between the refrigerant and the coolant introduced selectively; and a sub-heat-exchanger provided in the refrigerant line.

Abstract: An accumulator includes a body having an upper body and a lower body. The upper body and lower body are coupled with each other to have a chamber in the body. The accumulator includes: a refrigerant inlet port disposed on the upper body and allowing a mixed refrigerant of a liquid refrigerant and a gaseous refrigerant to flow into the chamber; a refrigerant outlet port disposed on the upper body and allowing the gaseous refrigerant separated from the liquid refrigerant to flow out; and a baffle assembly having a vertical baffle being vertically disposed in the chamber to impede a horizontal flow of the liquid refrigerant, a suction pipe guiding the gaseous refrigerant separated from the liquid refrigerant to the refrigerant outlet port, and a horizontal baffle being horizontally disposed in the chamber to impede a vertical flow of the liquid refrigerant.

Abstract: A vehicular thermal management module includes a low-temperature-side manifold having a low-temperature refrigerant passage, a high-temperature-side manifold having a high-temperature refrigerant passage, and facing the low-temperature-side manifold, a compressor disposed between the low-temperature-side manifold and the high-temperature-side manifold, and an accumulator connected to an inlet of the compressor through a refrigerant line.

Abstract: A cooling apparatus may include an electric water pump to pump coolant, a coolant channel in fluid communication with a cooling target and the electric water pump, and a thermoelectric device including a higher-temperature part and a lower-temperature part. The thermoelectric device may cool the coolant flowing into the coolant channel. The cooling apparatus may include a first heat sink disposed adjacent to the higher-temperature part, a second heat sink disposed adjacent to the coolant channel, and a cooling fan provided adjacent to the first heat sink. The cooling apparatus may include an air duct forming a first fluid line where air passes through only the first heat sink and is then discharged by operation of the cooling fan and forming a second fluid line where air passes through the first heat sink and the second heat sink and is then discharged by the operation of the cooling fan.

Abstract: A refrigerant module for a vehicle includes: a heat exchanger for exchanging heat between a refrigerant introduced therein and a working fluid; a valve manifold connected to the heat exchanger and having a refrigerant flow path formed inside to supply the refrigerant to the heat exchanger or to bypass the refrigerant; and a plurality of valve assemblies mounted on the valve manifold to control a flow of the refrigerant flowing in the refrigerant flow path.

Abstract: An embodiment heat pump system includes a valve module for controlling a flow of a coolant, a first line connected to the valve module, an electrical component on the first line, a second line connected to the first line and the valve module, a radiator on the second line, a third line connected to the valve module, wherein the battery module is on the third line, a fourth line connected to the valve module and the third line, a fifth line connected to the valve module, a chiller on the fifth line, a sixth line connected to the first line, and a seventh line connected to the third line, wherein an end of the sixth line and an end of the seventh line are respectively connected to the chiller such that the sixth line and the seventh line may be connected to the fifth line through the chiller.

Abstract: A heat pump system for a vehicle is configured by including a valve, a first cooling apparatus, a second cooling apparatus, and a flow control line, to be configured for adjusting a temperature of a battery module by use of a single chiller where a refrigerant and a coolant are heat-exchanged, selectively recollecting waste heat of the electrical component and the battery module and using the same for heating of the vehicle interior, and forming a plurality of coolant flowing lines by a single valve according to selected mode of the vehicle.