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公开(公告)号：US20250128574A1
公开(公告)日：2025-04-24
申请号：US18607709
申请日：2024-03-18
Applicant: Hyundai Motor Company , Kia Corporation , Doowon Climate Control Co., Ltd.
Inventor： Jeawan Kim , Jae Yeon Kim , Man Hee Park , Chul Min Kim
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.
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公开(公告)号：US11858309B2
公开(公告)日：2024-01-02
申请号：US17719152
申请日：2022-04-12
Applicant: Hyundai Motor Company , Kia Corporation , DOOWON CLIMATE CONTROL CO., LTD
Inventor： Jae Hyun Song , Tae Han Kim , Hong Rok Shim , Chul Min Kim , Gang Jong Lee
IPC: B60H1/00 , B60K11/02 , H01M10/6568 , B60H1/32 , H01M10/625
CPC classification number: B60H1/00278 , B60H1/00328 , B60H1/3204 , B60K11/02 , H01M10/625 , H01M10/6568
Abstract: A vehicle thermal management system, may include an HVAC subsystem including a first compressor and a first refrigeration cycle including a first refrigerant loop fluidly connected to the first compressor; a battery cooling subsystem including a battery coolant loop fluidly connected to a battery pack; a powertrain cooling subsystem including a powertrain coolant loop fluidly connected to a powertrain component; a second refrigeration cycle including a second compressor, a condenser located on the downstream side of the second compressor, and a second refrigerant loop fluidly connected to the condenser; a refrigerant chiller mounted between the first refrigeration cycle and the second refrigeration cycle and configured to transfer heat between the first refrigeration cycle and the second refrigeration cycle; and a battery chiller mounted between the second refrigeration cycle and the battery coolant loop and configured to transfer heat between the second refrigeration cycle and the battery coolant loop. The condenser of the second refrigeration cycle is thermally connected to at least one of the battery coolant loop and the powertrain coolant loop.
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公开(公告)号：US20210146753A1
公开(公告)日：2021-05-20
申请号：US16890321
申请日：2020-06-02
Inventor： Kilwoo Lee , Dong Seok Oh , Yong Hyun Choi , Won Suk Lee , Soon-Jong Lee , Chul Min Kim
Abstract: 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.
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公开(公告)号：US10882377B2
公开(公告)日：2021-01-05
申请号：US16364211
申请日：2019-03-26
Applicant: DOOWON CLIMATE CONTROL Co., Ltd.
Inventor： Won Suk Lee , Chul Min Kim , Youn Han Kim
Abstract: Provided is a cooling and heating system for a vehicle, in which a compressor, an indoor condenser, an outdoor condenser, and an evaporator are connected to a refrigerant circulation line in which a refrigerant is circulating, the cooling and heating system including: a waste heat chiller connected to the compressor through a first bypass line in the refrigerant circulation line; a battery chiller connected to the compressor through a second bypass line in the refrigerant circulation line; a first coolant line circulating a coolant by connecting the waste heat chiller to an electric radiator and an electric unit arranged adjacent to the outdoor condenser; a second coolant line spaced apart from the first coolant line and circulating the coolant by connecting the battery chiller to a battery of the vehicle; and a coolant control unit connecting the first coolant line and the second coolant line.
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公开(公告)号：US12275292B2
公开(公告)日：2025-04-15
申请号：US17943391
申请日：2022-09-13
Applicant: HYUNDAI MOTOR COMPANY , KIA CORPORATION , DOOWON CLIMATE CONTROL CO., LTD
Inventor： Jae Hyun Song , Jong Moon Won , Tae Han Kim , Chul Min Kim , Gang Jong Lee
Abstract: A thermal management system for a vehicle includes a first refrigeration cycle thermally connected to a passenger compartment and including a first refrigerant loop, a battery cooling sub-system thermally connected to a battery and including a battery coolant loop, and a second refrigeration cycle thermally connected to the first refrigeration cycle and the battery cooling sub-system and including a second refrigerant loop. The second refrigeration cycle may include an upstream-side heat exchanger configured to selectively transfer heat between the first refrigerant loop and the second refrigerant loop, and a downstream-side heat exchanger configured to transfer heat between the battery coolant loop and the second refrigerant loop.
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Patent Agency Ranking
公开(公告)号：US20250058603A1
公开(公告)日：2025-02-20
申请号：US18408290
申请日：2024-01-09
Applicant: HYUNDAI MOTOR COMPANY , KIA CORPORATION , DOOWON CLIMATE CONTROL CO., LTD.
Inventor： Hoyoung Jeong , Hochan An , Yeonho Kim , Jeawan Kim , Gwi Taek Kim , Yeong Jun Kim , Jae Yeon Kim , Man Hee Park , Chul Min Kim , Daehui Lee , Seong Wan Jeong , Mingyu Lee
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.
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公开(公告)号：US20230331067A1
公开(公告)日：2023-10-19
申请号：US17943391
申请日：2022-09-13
Applicant: HYUNDAI MOTOR COMPANY , KIA CORPORATION , DOOWON CLIMATE CONTROL CO.,LTD
Inventor： Jae Hyun Song , Jong Moon Won , Tae Han Kim , Chul Min Kim , Gang Jong Lee
CPC classification number: B60H1/32284 , B60H1/00278
Abstract: A thermal management system for a vehicle includes a first refrigeration cycle thermally connected to a passenger compartment and including a first refrigerant loop, a battery cooling sub-system thermally connected to a battery and including a battery coolant loop, and a second refrigeration cycle thermally connected to the first refrigeration cycle and the battery cooling sub-system and including a second refrigerant loop. The second refrigeration cycle may include an upstream-side heat exchanger configured to selectively transfer heat between the first refrigerant loop and the second refrigerant loop, and a downstream-side heat exchanger configured to transfer heat between the battery coolant loop and the second refrigerant loop.
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公开(公告)号：US11383577B2
公开(公告)日：2022-07-12
申请号：US16676889
申请日：2019-11-07
Inventor： Sang Shin Lee , Jae Woong Kim , So La Chung , Man Ju Oh , Chul Min Kim , Du Youl Choi
Abstract: A thermal management system may include a battery line connected to a high-voltage battery core and having a first radiator, and through which cooling water flows by a first pump; an introduction line having an end connected to an upstream side of the first radiator and the other end connected to the internal air-conditioning heating core, and through which cooling water flows by a second pump; a discharge line having an end connected to an upstream side of the high-voltage battery core in the battery line and the other end connected to the internal air-conditioning heating core, and through which the cooling water introduced through the introduction line flows; a refrigerant line having an expansion valve, an internal air-conditioning cooling core, a compressor, and an air-cooling condenser and through which a refrigerant flows; and a water-cooling condenser connecting the refrigerant line and the introduction line.
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公开(公告)号：US20250074157A1
公开(公告)日：2025-03-06
申请号：US18408227
申请日：2024-01-09
Applicant: HYUNDAI MOTOR COMPANY , KIA CORPORATION , HANON SYSTEMS , DOOWON CLIMATE CONTROL CO., LTD.
Inventor： Hoyoung Jeong , Man Hee Park , Gwi Taek Kim , Jeawan Kim , Yeonho Kim , Hochan An , Jae Yeon Kim , Yeong Jun Kim , Mingyu Lee , Seong Wan Jeong , Daehui Lee , Beom Seok Joo , Hae Jun Lee , Yun Jin Kim , Chul Min Kim
IPC: B60H1/32 , B60H1/00 , H01M10/613 , H01M10/625 , H01M10/63 , H01M10/6568 , H01M10/663
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.
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公开(公告)号：US20250042222A1
公开(公告)日：2025-02-06
申请号：US18508576
申请日：2023-11-14
Applicant: Hyundai Motor Company , Kia Corporation , Doowon Climate Control Co., Ltd.
Inventor： Jeawan Kim , Jae Yeon Kim , Man Hee Park , Chul Min Kim
IPC: B60H1/00
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.
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