Patents Assigned to Doowon Climate Control Co., Ltd.
  • 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: 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: 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: 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
  • Patent number: 10882377
    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.
    Type: Grant
    Filed: March 26, 2019
    Date of Patent: January 5, 2021
    Assignee: DOOWON CLIMATE CONTROL Co., Ltd.
    Inventors: Won Suk Lee, Chul Min Kim, Youn Han Kim
  • Publication number: 20200391570
    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: Application
    Filed: November 7, 2019
    Publication date: December 17, 2020
    Applicants: 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: 10787058
    Abstract: An air conditioner for a vehicle including a case body having a floor outlet, a roof outlet, an evaporator, and a heater core; a mode door adjusting an opening amount of each of the vents; and a temp door adjusting an opening amount of a cold-air passage and a hot-air passage, includes: an actuator lever connected to an actuator provided in the case body, and a main lever connected to the actuator lever to simultaneously control the mode door and the temp door.
    Type: Grant
    Filed: January 3, 2018
    Date of Patent: September 29, 2020
    Assignees: Hyundai Motor Company, Kia Motors Corporation, DOOWON CLIMATE CONTROL CO., LTD.
    Inventors: Kyeong-Hyeon Lee, Yong-Chul Kim, Jun-Sic Jung
  • Patent number: 10753686
    Abstract: A condenser for a vehicle includes an integrally formed receiver-drier and a plurality of stacked plates. The condenser may be used in an air conditioning having an expansion valve expanding liquid refrigerant, an evaporator evaporating the refrigerant expanded at the expansion valve through heat-exchange with air, and a compressor receiving from the evaporator and compressing gaseous refrigerant, may be provided between the compressor and the expansion valve, and may circulate coolant supplied from a radiator so as to condense the refrigerant supplied from the compressor through heat-exchange with the coolant and the refrigerant.
    Type: Grant
    Filed: November 20, 2017
    Date of Patent: August 25, 2020
    Assignees: Hyundai Motor Company, Doowon Climate Control Co., Ltd., Kia Motors Corporation
    Inventors: Jae Yeon Kim, Wan Je Cho, Man Hee Park, Seok Jin Park
  • Patent number: 10625562
    Abstract: A cooling water heating apparatus includes: a housing having an inlet through which cooling water flows in at a first side and an outlet through which cooling water flows out at a second side; a sheath heater housed in the housing and electrically connected to an outside through an electric circuit to heat the cooling water in the housing; and an overheat preventing device housed in the housing to be submerged under the cooling water in an upper side of the housing in a gravity direction, the overheat preventing device having a positive temperature coefficient (PTC) device connected in series to the electric circuit of the sheath heater to allow the PTC device to control energization of the sheath heater.
    Type: Grant
    Filed: November 28, 2017
    Date of Patent: April 21, 2020
    Assignees: Hyundai Motor Company, Kia Motors Corporation, Doowon Climate Control Co., Ltd.
    Inventors: Man Ju Oh, Sang Shin Lee, So La Chung, Jae Woong Kim, So Yoon Park, Jae Woo Park, Du Youl Choi
  • Patent number: 10525788
    Abstract: Provided is an intake system of an air conditioning system for a vehicle, which is configured for simultaneously satisfying two conflict conditions of improving heating performance by increasing the inflow of inside air and of reducing the generation of moisture on a window glass, wherein a scroll case, in which a blower is mounted, is provided with a second partition member for dividing a passage, which is formed at an outlet port and includes a blower chamber around a blower fan, into an upper passage and a lower passage, and a flow guide for guiding air, which is separated by a first partition member and is introduced into the scroll case from an inlet case, to the respective upper and lower passages.
    Type: Grant
    Filed: December 12, 2016
    Date of Patent: January 7, 2020
    Assignees: Hyundai Motor Company, Kia Motors Corporation, DOOWON CLIMATE CONTROL CO., LTD.
    Inventors: Yoon Hyung Lee, Byeong Moo Jang, Myung Hun Kang, Jong Sik Bae, Chul Min Jang
  • Publication number: 20190344636
    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.
    Type: Application
    Filed: March 26, 2019
    Publication date: November 14, 2019
    Applicant: DOOWON CLIMATE CONTROL Co., Ltd.
    Inventors: Won Suk LEE, Chul Min KIM, Youn Han KIM