Hyundai Motor Company

Kia Corporation

Kia Motors Corporation

Hanon Systems

Doowon Climate Control Co., Ltd.

Dong Seok Oh

Jae Yeon Kim

Wan Je Cho

Seong-Bin Jeong

Man Hee Park

Namho Park

Kilwoo Lee

Jeawan Kim

Yeonho Kim

Yeon Ho Kim

Yong Woong Cha

Ji Wan Son

Hyunjae Lee

Seung Hyun Won

Seung Ho Lee

Tae Hyun Kim

Chul Min Kim

Jong Il Park

Gun Goo Lee

Tae Hee Kim

Su Whan Kim

Yong Hyun Choi

Sangyong Rhee

Jungha Park

Jae-Eun Jeong

Hyun Keun Shin

Won Suk Lee

Boram Yang

Soon-Jong Lee

ByeongGu Kang

JInsung Park

ChangMin Park

Chui Min Kim

Hyo Bin Kim

A heat pump system of a vehicle includes a first cooling device including a battery module and a first line for circulating a coolant, an air conditioner unit including a compressor, an internal condenser, a main heat exchanger, a first expansion valve, and an evaporator that are interconnected through a refrigerant line for circulating a refrigerant, and a chiller connected to the first cooling device through the first line, connected to the refrigerant line through a first connection line, and configured to adjust a coolant temperature through heat-exchanging a selectively introduced coolant with the refrigerant. The air conditioner unit further includes a second expansion valve, a first valve, a second valve, a second connection line, a third connection line, and a fourth connection line.

Heat pump system of vehicle

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.

Heat pump system for vehicle

An embodiment compression module for a vehicle includes a compression unit configured to compress a refrigerant introduced into the compression unit, a control unit having a first surface separably assembled to the compression unit to control the compression unit, and an accumulator unit separably mounted on a second surface of the control unit in a direction opposite to the compression unit, the accumulator unit being configured to supply the refrigerant to the compression unit in a gaseous state.

Compression module for vehicle

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, wherein the second line is selectively fluidically-connectable to the first line connected to the radiator through the second valve; a condenser included in the centralized energy device is selectively fluidically-connectable to the first line or the second line through a third valve to condense the refrigerant supplied through the refrigerant line through heat-exchange with a coolant provided in a sixth line through which a coolant flows; and a first end portion of the third line is selectively fluidically-connectable to the sixth line through a fourth valve provided in the sixth line.

A heat pump system for a 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, wherein the battery coolant line is selectively connectable to the first connection line through a battery coolant connection line connecting the battery coolant line and the first connection line.

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.

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 control method of an air conditioning system for compressor protection includes, when an air conditioner turn-on request is present, determining, by a controller, whether a compressor operating condition is satisfied from a refrigerant state of an air conditioner, when the compressor operating condition is determined as being satisfied, determining, by the controller, whether the vehicle is in a state of being unattended for a long period of time using information collected from a vehicle, when the vehicle is determined as being in a state of being unattended for a long period of time, performing, by the controller, pre-run control for operating the compressor in a predetermined minimum load condition; and when a pre-run operating time for which the compressor is operated in a minimum load condition reaches a predetermined pre-run holding time, interrupting, by the controller, the pre-run control with respect to the compressor.

Control method of air conditioning system for compressor protection

A multi-way coolant valve and a heat pump system having the same include an external housing in which first, second and third external inlets and first, second and third external outlets are formed; and an internal housing provided rotatably inside the external housing to selectively fluidically-connect the first, second and third external inlets, and the first, second and third external outlets, and divided into two stages through which a coolant flows respectively, wherein as the internal housing rotates at a predetermined interval in a selected mode of the vehicle, the first external inlet selectively fluidically-communicates with the first external outlet, the second external outlet, or the third external outlet, the second external inlet selectively fluidically-communicates with the first external outlet or the second external outlet, and the third external inlet selectively fluidically-communicates with the first external outlet, the second external outlet, or the third external outlet.

Multi-way coolant valve and heat pump system having the same

A thermal management system for a vehicle adjusts a temperature of a battery module by using one chiller that performs heat exchange between a refrigerant and a coolant. The thermal management system includes: a cooling apparatus for circulating a coolant in a coolant line to cool an electrical component and an oil cooler provided in the coolant line; a battery cooling apparatus for circulating the coolant to the battery module; a chiller to cause heat exchange between the coolant and a refrigerant to control a temperature of the coolant; a heater that heats an interior of the vehicle using the coolant; and a first branch line connected to the coolant line between the oil cooler and a radiator through a first valve. In particular, a condenser included in the air conditioner is connected to the coolant line so as to pass the coolant circulating through the cooling apparatus.

Thermal management system for vehicle

A heat pump system for a vehicle includes an integrated control valve, an external condenser connected to the integrated control valve through first and second connection lines, an expansion valve connected to the integrated control valve through a third connection line, an evaporator connected to the expansion valve, an accumulator connected to the evaporator, a compressor connected to the accumulator, an internal condenser connected to the compressor and connected to the integrated control valve through a fourth connection line, a first chiller disposed on a fifth connection line connecting the integrated control valve and the accumulator, a sixth connection line connecting the fifth connection line and the integrated control valve between the first chiller and the accumulator, and a second chiller provided on a seventh connection line connecting a refrigerant line and the integrated control valve between the evaporator and the accumulator.

A vehicle heat pump system is provided. The system includes a battery coolant line connected to a battery module and into which a coolant flows. A cooling device includes a radiator and a first water pump connected to a coolant line, to circulate a coolant in the coolant line to cool electrical equipment, and to be selectively connected to the battery coolant line via a first valve. A chiller is disposed in the battery coolant line, to be connected to a refrigerant line of an air conditioner via a connecting line, and to adjust a temperature of a coolant or a refrigerant by selectively exchanging heat between the coolant and refrigerant flowing into the chiller. An integrated control valve is connected to the refrigerant line and the connecting line to adjust a refrigerant flow direction and to selectively expand a refrigerant passing through the inside of the integrated control valve.

A heat pump system for a vehicle has a first cooling device including a first radiator and a first water pump connected through a first coolant line and circulating a coolant to cool an electrical component and a motor through the first coolant line, a second cooling device including a second radiator and a second water pump connected through a second coolant line, a battery module provided on a battery coolant line selectively connectable to the second coolant line through a first valve, a first chiller provided on the battery coolant line and connected to an air-conditioning device and making the coolant exchange heat with a refrigerant supplied from the air-conditioning device, a second chiller selectively connectable to the first coolant line through a second valve, and a heat exchanger provided in the air-conditioning device and connected to the first and second coolant lines and the refrigerant line.

Heat pump system for heating or cooling a battery module by using a chiller for a vehicle

A heat pump system for a vehicle is provided. The system includes a battery coolant line connected to a battery module. A cooling device selectively connected to the battery coolant line includes a radiator and a first water pump, to circulate a coolant therein. A first chiller is disposed in the battery coolant line and connected to a refrigerant line of an air conditioner to adjust a temperature of a coolant. A second chiller is selectively connected to the coolant line and selectively connected to the refrigerant line to increase a temperature of a coolant by selectively exchanging heat between the coolant and a refrigerant flowing into the second chiller. An integrated control valve is connected to the refrigerant line, the first connecting line, and the second connecting line to adjust a refrigerant flow direction and to selectively expand a refrigerant passing through the integrated control valve.

Heat pump system for vehicle with battery and electronic component cooling

A battery cooling system may include a first cooling device including a first radiator and a first water pump connected through a first coolant line and circulating a coolant in the first coolant line to cool at least one electrical component and at least one motor; a second cooling device including a second radiator and a second water pump connected through a second coolant line and circulating the coolant in the second coolant line; a battery module mounted on a battery coolant line selectively connectable to the second coolant line through a valve; and a chiller mounted on the battery coolant line and through which the coolant passes, connected to a refrigerant line of an air conditioning device through a refrigerant connection line, and making the coolant which selectively flows exchange heat with a refrigerant supplied from the air conditioning device to control a temperature of the coolant.

Growing community of inventors

Hwaseong-si, South Korea

Dong Seok Oh