Patents Assigned to Doowon Climate Control Co., Ltd.
  • Patent number: 12291077
    Abstract: The present disclosure provides an air-conditioning device and an air-conditioning system of an integrated heat exchanger, wherein an integrated heat exchanger for generating heating air or cooling air is used to generate air-conditioning air by utilizing cooling water, thereby securing cooling/heating efficiency. A decreased number of doors are used to adjust the temperature of air-conditioning air with regard to each mode, thus reducing the entire package. In addition, front and rear indoor spaces can be temperature-controlled individually, and comfort can be provided for each passenger seat.
    Type: Grant
    Filed: November 16, 2022
    Date of Patent: May 6, 2025
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, DOOWON CLIMATE CONTROL CO., LTD
    Inventors: Kwang Ok Han, Gee Young Shin, Su Yeon Kang, Dong Ho Kwon, Myung Hoe Kim, Dae Hee Lee, Jae Won Cha, Won Jun Joung, Byung Guk An
  • Patent number: 12275292
    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.
    Type: Grant
    Filed: September 13, 2022
    Date of Patent: April 15, 2025
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, DOOWON CLIMATE CONTROL CO., LTD
    Inventors: Jae Hyun Song, Jong Moon Won, Tae Han Kim, Chul Min Kim, Gang Jong Lee
  • Publication number: 20250074157
    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.
    Type: Application
    Filed: January 9, 2024
    Publication date: March 6, 2025
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, HANON SYSTEMS, DOOWON CLIMATE CONTROL CO., LTD.
    Inventors: 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
  • Publication number: 20250058603
    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.
    Type: Application
    Filed: January 9, 2024
    Publication date: February 20, 2025
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, DOOWON CLIMATE CONTROL CO., LTD.
    Inventors: 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
  • Publication number: 20250035350
    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.
    Type: Application
    Filed: November 7, 2023
    Publication date: January 30, 2025
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, DOOWON CLIMATE CONTROL CO., LTD.
    Inventors: Seong-Bin Jeong, Dong Seok Oh, Wan Je Cho, Woojin Lee, Jae-Eun Jeong, Yong Woong Cha, DongJu Ko, Shin Ryu, Kyoung Tai Park
  • Publication number: 20240375479
    Abstract: An air-conditioning system for mobility vehicles is capable of introducing outside air into a front portion and a rear portion of a housing in which a heat exchanger is mounted and capable of selectively changing the introduction direction of the outside air, adjusting the amount of heat exchange between the heat exchanger and the outside air depending on the travel direction of a mobility vehicle or whether or not a heat pump is used, thus improving the operational efficiency of the heat exchanger.
    Type: Application
    Filed: October 26, 2023
    Publication date: November 14, 2024
    Applicants: Hyundai Motor Company, Kia Corporation, DOOWON CLIMATE CONTROL CO., LTD.
    Inventors: Kwang Ok HAN, Myung Hoe Kim, Su Yeon Kang, Yeong Jun Kim, Kwang Woon Cho, Hyo Geun Oh, Won Jun Joung, Byung Guk An
  • Publication number: 20240286461
    Abstract: A roof-type air conditioner is provided in which condensate water generated during interior cooling by an air conditioning unit is collected in a collecting unit to prevent the condensate water from flowing into an interior space of a vehicle. Due to accumulation of the condensate water, the condensate water collected by the collecting unit is discharged to the outside of the vehicle to prevent overflow and contamination of condensate water.
    Type: Application
    Filed: August 1, 2023
    Publication date: August 29, 2024
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, DOOWON CLIMATE CONTROL CO., LTD.
    Inventors: Kwang Ok Han, Myung Hoe Kim, Nam Seok Yun, Su Yeon Kang, Kwang Woon Cho, Yeong Jun Kim, Jae Won Cha, Won Jun Joung, Byung Guk An
  • Publication number: 20240092141
    Abstract: An air conditioning device for a vehicle includes: a housing having an inside divided into an inflow space, a heat exchange space, and an outflow space, which are straightly arranged, and having a plurality of discharge ports, which communicates with an interior, at the inflow space; a blowing unit disposed at the inflow space of the housing and configured to blow air; a heat exchange unit disposed at the heat exchange space of the housing and configured to adjust a temperature of conditioned air by exchanging heat with air; and an opening-closing door disposed at the outflow space of the housing and configured to open and close the plurality of discharge ports such that conditioned air at an adjusted temperature selectively flows to the plurality of discharge ports. The air conditioning device adjusts the temperature of conditioned air for respective modes and reduces a flow resistance of air.
    Type: Application
    Filed: March 8, 2023
    Publication date: March 21, 2024
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, DOOWON CLIMATE CONTROL CO., LTD.
    Inventors: Kwang Ok Han, Young Tae Song, Yong Chul Kim, Gee Young Shin, Su Yeon Kang, Jae Sik Choi, Dae Hee Lee, Byeong Moo Jang, Ung Hwi Kim, Jae Won Cha, Won Jun Joung, Byung Guk An
  • Patent number: 11858309
    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.
    Type: Grant
    Filed: April 12, 2022
    Date of Patent: January 2, 2024
    Assignees: Hyundai Motor Company, Kia Corporation, DOOWON CLIMATE CONTROL CO., LTD
    Inventors: Jae Hyun Song, Tae Han Kim, Hong Rok Shim, Chul Min Kim, Gang Jong Lee
  • Publication number: 20230398829
    Abstract: The present disclosure provides an air-conditioning device and an air-conditioning system of an integrated heat exchanger, wherein an integrated heat exchanger for generating heating air or cooling air is used to generate air-conditioning air by utilizing cooling water, thereby securing cooling/heating efficiency. A decreased number of doors are used to adjust the temperature of air-conditioning air with regard to each mode, thus reducing the entire package. In addition, front and rear indoor spaces can be temperature-controlled individually, and comfort can be provided for each passenger seat.
    Type: Application
    Filed: November 16, 2022
    Publication date: December 14, 2023
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, DOOWON CLIMATE CONTROL CO., LTD
    Inventors: Kwang Ok Han, Gee Young Shin, Su Yeon Kang, Dong Ho Kwon, Myung Hoe Kim, Dae Hee Lee, Jae Won Cha, Won Jun Joung, Byung Guk An
  • Patent number: 11707963
    Abstract: An air conditioner for a vehicle includes: a casing to accommodate a cooler and a heater; a front temp door disposed in the casing to control a temperature of air supplied to a front seat zone; a rear temp door disposed under the front temp door to control a temperature of air supplied to a rear seat zone; and a rear vent disposed at a lower portion of the casing to discharge air to the rear seat zone. The air conditioner can secure the flow rate of the air that is supplied to the rear seat zone of the interior of a vehicle by improving the route for flow of the air that is supplied to the rear seat zone.
    Type: Grant
    Filed: August 28, 2020
    Date of Patent: July 25, 2023
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION, DOOWON CLIMATE CONTROL CO., LTD.
    Inventors: Jung Mo Kwak, Myung Jun Kim, Dong Won Yeon, Chul Min Jang
  • Publication number: 20230040535
    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.
    Type: Application
    Filed: April 12, 2022
    Publication date: February 9, 2023
    Applicants: Hyundai Motor Company, Kia Corporation, DOOWON CLIMATE CONTROL CO., LTD
    Inventors: Jae Hyun SONG, Tae Han KIM, Hong Rok SHIM, Chul Min KIM, Gang Jong LEE
  • Patent number: 11491850
    Abstract: An air conditioner for a vehicle is provided and includes a dryer which is connected to an indoor air conditioner that adjusts the temperature and humidity within a vehicle. The air conditioner simultaneously dries a dry subject such as clothes, shoes or the like.
    Type: Grant
    Filed: November 6, 2019
    Date of Patent: November 8, 2022
    Assignees: Hyundai Motor Company, Kia Motors Corporation, Hanon Systems, Doowon Climate Control Co., Ltd.
    Inventors: Hae Ryong Park, Yong Chul Kim, Kyeong Hyeon Lee, Hong Hee Jeong, Yong Heung Lee, Jung Hyun Kim, Byung Guk An, Woo Man Hwang
  • Patent number: 11383577
    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.
    Type: Grant
    Filed: November 7, 2019
    Date of Patent: July 12, 2022
    Assignees: Hyundai Motor Company, Kia Motors Corporation, DOOWON CLIMATE CONTROL CO., LTD.
    Inventors: Sang Shin Lee, Jae Woong Kim, So La Chung, Man Ju Oh, Chul Min Kim, Du Youl Choi
  • Patent number: 11383582
    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.
    Type: Grant
    Filed: June 2, 2020
    Date of Patent: July 12, 2022
    Assignees: Hyundai Motor Company, Kia Motors Corporation, Doowon Climate Control Co., Ltd.
    Inventors: Kilwoo Lee, Dong Seok Oh, Yong Hyun Choi, Won Suk Lee, Soon-Jong Lee, Chui Min Kim
  • Patent number: 11378000
    Abstract: A coolant heater for a vehicle includes: a housing unit having an inlet part through which a coolant is introduced and an outlet part through which the coolant is discharged; a baffle assembly provided in an internal space of the housing unit and having a first flow path through which the coolant flows in a first direction and a second flow path through which the coolant, passing through the first flow path, flows in a second direction different from the first direction; a first heater part provided in the first flow path; and a second heater part provided in the second flow path. The coolant heater makes it possible to obtain an advantageous effect of improving a fast-acting heating performance and heating efficiency.
    Type: Grant
    Filed: July 2, 2020
    Date of Patent: July 5, 2022
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION, DOOWON CLIMATE CONTROL CO., LTD
    Inventors: Wang Hyun Joe, Jong Chul Kim, Ki Seung Bae
  • Patent number: 11162721
    Abstract: A gas-liquid separation device for a vehicle includes: a housing of which an upper surface is opened and a lower surface is closed; a cover disposed on the upper surface of the housing, and the cover having an outlet disposed at a center region of the cover and an inlet disposed at a portion spaced apart from the center region; an exhaust pipe of which an upper end is connected to the outlet; a guide pipe having a cylinder shape with an upper surface opened and having a gas refrigerant flow space; a mounting cap disposed on the lower surface of the housing; and a refrigerant guider disposed on the cover inside the housing to prevent a liquid refrigerant from flowing into the gas refrigerant flow space among a refrigerant flowing into the inlet.
    Type: Grant
    Filed: August 23, 2019
    Date of Patent: November 2, 2021
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION, DOOWON CLIMATE CONTROL CO., LTD., HANON SYSTEMS
    Inventors: Wan Je Cho, Namho Park, Jae Yeon Kim, Yeon Ho Kim, Seoyoung Oh, Chul Min Kim, Young Chul Kim, Jae Min Lee
  • Patent number: 11105253
    Abstract: A coolant heating apparatus for an electric vehicle includes a sheath heater formed in a coil form at a center side of the coolant heating apparatus; one or more inner tubes, one of which has an inlet formed at one side thereof for introduction of coolant, the one or more inner tubes being arranged to surround the sheath heater or to be surrounded by the sheath heater, and the one or more inner tubes having a plurality of through-holes formed on respective outer peripheral surfaces thereof so that the coolant introduced into the inlet is discharged through the through-holes; and an outer tube surrounding the sheath heater and the one or more inner tubes and having an outlet formed at one side thereof so that the coolant heated by the sheath heater is introduced through the through-holes of the one or more inner tubes and is discharged through the outlet.
    Type: Grant
    Filed: November 29, 2017
    Date of Patent: August 31, 2021
    Assignees: Hyundai Motor Company, Kia Motors Corporation, Doowon Climate Control Co., Ltd.
    Inventors: Sang Shin Lee, So La Chung, Jae Woong Kim, So Yoon Park, Man Ju Oh, Jae Woo Park, Won Suk Lee
  • Publication number: 20210178852
    Abstract: An air conditioner for a vehicle includes: a casing to accommodate a cooler and a heater; a front temp door disposed in the casing to control a temperature of air supplied to a front seat zone; a rear temp door disposed under the front temp door to control a temperature of air supplied to a rear seat zone; and a rear vent disposed at a lower portion of the casing to discharge air to the rear seat zone. The air conditioner can secure the flow rate of the air that is supplied to the rear seat zone of the interior of a vehicle by improving the route for flow of the air that is supplied to the rear seat zone.
    Type: Application
    Filed: August 28, 2020
    Publication date: June 17, 2021
    Applicants: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION, DOOWON CLIMATE CONTROL CO., LTD.
    Inventors: Jung Mo KWAK, Myung Jun KIM, Dong Won YEON, Chul Min JANG
  • Publication number: 20210071565
    Abstract: A coolant heater for a vehicle includes: a housing unit having an inlet part through which a coolant is introduced and an outlet part through which the coolant is discharged; a baffle assembly provided in an internal space of the housing unit and having a first flow path through which the coolant flows in a first direction and a second flow path through which the coolant, passing through the first flow path, flows in a second direction different from the first direction; a first heater part provided in the first flow path; and a second heater part provided in the second flow path. The coolant heater makes it possible to obtain an advantageous effect of improving a fast-acting heating performance and heating efficiency.
    Type: Application
    Filed: July 2, 2020
    Publication date: March 11, 2021
    Applicants: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION, DOOWON CLIMATE CONTROL CO., LTD
    Inventors: Wang Hyun Joe, Jong Chul Kim, Ki Seung Bae