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 heat pump system for a vehicle can improve cooling and heating performance by increasing a flow amount of the refrigerant by employing a gas injection device selectively operated in at least one mode selected for air conditioning of a vehicle interior, and the heat pump system can include a compressor, a condenser, a first heat-exchanger, a second heat-exchanger, a first expansion valve, an evaporator, a first refrigerant connection line, a chiller, a second expansion valve, and a gas injection device, where flowing movement of the refrigerant can be controlled according to at least one mode for temperature adjustment of a vehicle interior and/or temperature adjustment 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 heat pump system for a vehicle may be capable of performing cooling or heating of a vehicle interior by using natural refrigerant, and efficiently adjusting the temperature of a battery module by using a single chiller where refrigerant and coolant heat-exchanges to respond to environmental regulations.

Abstract: A heat pump system for a vehicle is configured to perform cooling or heating of the vehicle interior by using a natural refrigerant, and efficiently adjust the temperature of the battery module by using a single chiller that heat-exchanges refrigerant and coolant.

Abstract: A heat pump system for a vehicle cools or heats the vehicle interior by using a natural refrigerant, and efficiently adjusts the temperature of a battery module by using a single chiller that exchanges heat between refrigerant and coolant.

Abstract: A heat pump system for a vehicle cools or heats the vehicle interior by using a natural refrigerant, and efficiently adjusts the temperature of a battery module by using a single chiller that exchanges heat between refrigerant and coolant.

Abstract: An embodiment is a heat pump system for a vehicle, including a first cooling device including a first radiator, a first water pump, and a first valve connected by a first coolant line, a second cooling device including a second radiator and a second water pump connected by a second coolant line, a third cooling device including a third coolant line connected to the second cooling device through a first valve, a third water pump provided on the third coolant line, and a battery module and, a chiller provided on the third coolant line, and a gas injection device configured to selectively expand a refrigerant supplied from an internal condenser included in an air conditioner and supply the expanded refrigerant to a heat exchanger of the air conditioner, and selectively supply a portion of the refrigerant to a compressor.

Abstract: An embodiment heat pump system for a vehicle includes a compressor for compressing a refrigerant, a condenser connected to the compressor, a heat exchanger connected to the condenser, a first expansion valve connected to the heat exchanger, an evaporator connected to the first expansion valve, a first refrigerant connection line having ends connected between the compressor and the evaporator and between the heat exchanger and the first expansion valve, a chiller and a second expansion valve on the first refrigerant connection line, and a gas injection device for selectively expanding and flowing the refrigerant supplied from the condenser or the heat exchanger and for selectively supplying a portion of the refrigerant to the compressor to increase a flow rate of the refrigerant, wherein the flow of the refrigerant is controlled according to a mode for controlling a temperature of a vehicle interior or a battery module.

Abstract: A mobile apparatus includes a mobile portion, a cabin housing that is mounted to the mobile portion and defines a first space and a second space, and an air-conditioning apparatus installed in the second space and configured to cool or heat the first space, where a compressor, a condenser, an expansion device, and an evaporator are modularized in the air-conditioning apparatus.

Abstract: A heat pump system for the vehicle includes a valve, an electrical component cooling apparatus, a battery cooling apparatus, an internal heating apparatus, an internal cooling device, a centralized energy device, and a chiller for controlling a temperature of a battery module by use of a chiller in which a coolant and a refrigerant are heat-exchanged, and for recovering and using heat from various heat sources in a heating mode of a vehicle for indoor heating to improve heating efficiency.

Abstract: A refrigerant circulating apparatus of a vehicle includes a compressor configured to compress a refrigerant, at least one heat-exchanger configured to exchange with the refrigerant, at least one valve configured to selectively provide the refrigerant to the at least one heat-exchanger, a bracket that supports the compressor, and a fluid line plate that is coupled to the bracket and disposed adjacent to the at least one heat-exchanger and the at least one valve. The fluid line plate includes a plurality of fluid lines defined inside the fluid line plate and configured to provide the refrigerant to the at least one heat-exchanger based on operation of the at least one valve.

Abstract: A refrigerant circulating apparatus of a vehicle includes a compressor configured to compress a refrigerant, at least one heat-exchanger configured to heat-exchange the refrigerant, at least one valve configured to selectively flow the refrigerant to the at least one heat-exchanger, and a refrigerant fluid line unit mounted with the compressor, the at least one heat-exchanger, and the at least one valve, and interiorly formed with a plurality of fluid lines to flow the refrigerant to the compressor and the at least one heat-exchanger by a selective operation of the at least one valve, where the refrigerant fluid line unit includes a first fluid line mounting plate and a second fluid line mounting plate coupled to each other.

Abstract: In order to improve cooling and heating performance by applying a gas injection device selectively operating in an air conditioning mode of vehicle interior to increase the flow rate of the refrigerant, a heat pump system for a vehicle may include a compressor, a HVAC module, a heat-exchanger, a first expansion valve, a gas injection device, a first refrigerant connection line, and a chiller.

Abstract: An embodiment heat pump system for a vehicle includes a cooling apparatus including a radiator and a multi-way valve connected by a first coolant line and configured to circulate a coolant in the first coolant line, a second coolant line including first and second ends connected to the multi-way valve and equipped with a first water pump and an electrical component, a third coolant line including first and second ends connected to the multi-way valve and equipped with a second water pump and a battery module, a chiller provided on the third coolant line, connected to a refrigerant line of an air conditioner device through a refrigerant connection line, and configured to adjust a temperature of the coolant circulated in the third coolant line, and a gas injection device configured to selectively expand a refrigerant and to selectively supply some of the refrigerant to a compressor.

Abstract: An embodiment heat pump system for a vehicle includes an air conditioner unit and a chiller. The air conditioner unit includes a compressor, first through third heat-exchangers, a first expansion valve, and an evaporator interconnected by a refrigerant line for circulating a refrigerant through the refrigerant line, and the chiller is connected to the refrigerant line through a first connection line for adjusting a temperature of a coolant by heat-exchanging the refrigerant with the coolant. The air conditioner unit further includes a second expansion valve on the first connection line upstream of the chiller, a first valve on the refrigerant line between the first and second heat-exchangers, a third expansion valve on the refrigerant line between the first valve and the second heat-exchanger, a second valve on the refrigerant line between the evaporator and the compressor, and a fourth expansion valve on a second connection line.

Abstract: An embodiment heat pump system for a vehicle includes a compressor that compresses a refrigerant, a condenser connected to the compressor through a refrigerant line that condenses the refrigerant by heat-exchanging the refrigerant with a coolant, an evaporator connected to the condenser through the refrigerant line that evaporates the refrigerant, a gas injection device that selectively expands and flows the refrigerant and selectively supplies a portion of the supplied refrigerant to the compressor, a first refrigerant connection line having a first end connected to the refrigerant line and a second end connected to the gas injection device, a chiller that adjusts a temperature of the coolant by heat-exchanging the refrigerant introduced through the first refrigerant connection line with the coolant, and a second refrigerant connection line having a first end connected to the refrigerant line and a second end connected to the gas injection device.

Abstract: 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.

Abstract: A refrigerant circulating apparatus for a vehicle, includes at least one heat exchanger configured to heat-exchange a refrigerant; at least one valve provided to selectively flow the refrigerant to the at least one heat exchanger; and a refrigerant distribution unit having a first surface on which the at least one heat exchanger and the at least one valve are provided and a second surface on which at least one flow path through which the refrigerant circulates through the at least one heat exchanger and the at least one valve is provided.