US20120079836A1 - Cooling and heating device for electric vehicle - Google Patents

Cooling and heating device for electric vehicle Download PDF

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Publication number
US20120079836A1
US20120079836A1 US13/197,401 US201113197401A US2012079836A1 US 20120079836 A1 US20120079836 A1 US 20120079836A1 US 201113197401 A US201113197401 A US 201113197401A US 2012079836 A1 US2012079836 A1 US 2012079836A1
Authority
US
United States
Prior art keywords
cooling
heat
heat exchanger
heating device
dissipation fins
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
US13/197,401
Other languages
English (en)
Inventor
Man Ju Oh
Duck Chae Jun
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hyundai Motor Co
Kbautotech Co Ltd
Kia Corp
Original Assignee
Hyundai Motor Co
Kia Motors Corp
Kbautotech Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hyundai Motor Co, Kia Motors Corp, Kbautotech Co Ltd filed Critical Hyundai Motor Co
Assigned to KBAUTOTECH. CO., LTD., HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION reassignment KBAUTOTECH. CO., LTD. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: JUN, DUCK CHAE, OH, MAN JU
Publication of US20120079836A1 publication Critical patent/US20120079836A1/en
Abandoned legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B60H1/00478—Air-conditioning devices using the Peltier effect
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B60H1/00421—Driving arrangements for parts of a vehicle air-conditioning
    • B60H1/00428—Driving arrangements for parts of a vehicle air-conditioning electric
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
    • Y02T10/88—Optimized components or subsystems, e.g. lighting, actively controlled glasses

Definitions

  • the present invention relates to a cooling and heating device for an electric vehicle, and more particularly, to a cooling and heating device for an electric vehicle, in which a heat exchanger core that is composed of thermoelectric elements is disposed in order to cool and heat the electric vehicle.
  • an air conditioner also known as a Heating, Ventilation, and Air Conditioning (HVAC) system
  • HVAC Heating, Ventilation, and Air Conditioning
  • a vehicle in order to provide a pleasant environment to a driver and passengers by performing a variety of air-conditioning functions, such as ventilation, cooling, and heating, in a cabin in response to operation by a driver.
  • HVAC system can be operated by the driver or the passenger using controls provided to the lower right of a steering wheel.
  • the HVAC system can also be operated by adjusting a ventilation passage or running an air conditioner compressor by operating an automatic temperature control unit.
  • FIG. 1 is a status view schematically showing an air conditioner for a vehicle of the related art.
  • An air inlet door 100 determines whether inside air or outside air is the source of air to be blown.
  • a blower 101 is configured to forcibly blow the air into a cabin of the vehicle through the air inlet door 100 .
  • the air conditioner evaporator 106 is provided such that the air that s introduced from the blower 101 passes through it.
  • An air mix door 103 is configured such that it regulates the amount of the air that is blown toward a heater core 102 .
  • Air ducts 104 and air vents 105 are configured to supply the air that has passed through the air conditioner evaporator 106 and the heater core 102 to individual areas of the cabin of the vehicle.
  • the blower 101 takes in the air from the source of air, which is selected using the air inlet door 100 , and forcibly blows the air, so that the blown air is cooled while passing through the evaporator 106 of the air conditioner before being introduced into the cabin of the vehicle.
  • the air After having passed through the evaporator 106 of the air conditioner, the air is introduced into the cabin of the vehicle through the air ducts 104 and the air vents 105 , after selectively having passed through the heater core 102 depending on the state of the air mix door 103 .
  • the air that has passed through the heater core 102 and the air that has not passed through the heater core 102 are mixed in a mix zone 107 so that the mixed air is converted to a predetermined temperature.
  • the resultant air is introduced into the cabin of the vehicle through the air ducts 104 and the air vents 105 .
  • the air mix door 103 substantially serves to control the temperature of the air that is introduced into the cabin of the vehicle.
  • the air vents 105 are generally configured to blow the air in three directions, that is, toward the feet, the chest, and the head of the driver or the passenger.
  • the air conditioner for a vehicle of the related art which is configured to control the temperature of the cabin of the vehicle, actuates a cooler or a heater to cool or heat the cabin of the vehicle when controls, which are provided on a portion of a dashboard that is to the lower right of a steering wheel, are operated.
  • Various aspects of the present invention provide a cooling and heating device for an electric vehicle, which can be used with electric vehicles and can increase cooling efficiency.
  • a cooling and heating device for an electric vehicle which is intended to increase cooling and heating efficiency using a heating pipe.
  • the cooling and heating device for an electric vehicle includes a blower unit, a temperature control unit, a heat pipe, and a cooling passage.
  • the blower unit contains therein a blower in order to forcibly blow intake air.
  • the temperature control unit is connected to the blower unit to receive air that is blown from the blower unit.
  • a heat exchanger core having a thermoelectric element is disposed inside the temperature control unit.
  • the heat pipe transfers heat. One end of the heat pipe is in contact with one surface of the thermoelectric element. Heat dissipation fins are disposed on the other end of the heat pipe.
  • the cooling passage contains therein the heat dissipation fins of the heat pipe. Coolant fluid flows inside the cooling passage so that it performs heat exchange with the heat dissipation fins.
  • the cooling and heating device may include a plurality of the heat pipes.
  • the heat exchanger core may be disposed on one end of the heat pipe.
  • the heat exchanger core may include a plurality of the thermoelectric elements, wherein one surface of each of the thermoelectric elements is in contact with an outer surface of the heat pipe, heat exchanger fins in contact with the other surface of each of the thermoelectric elements, and an insulator disposed between the heat pipe and the heat dissipation fins to hold the thermoelectric elements.
  • the cooling passage may include a circulation pump for circulating the coolant fluid, and a water-cooling blower fan for blowing outer air to the coolant fluid that is circulated by the circulation pump.
  • a heat exchanger chamber may be provided between the circulation pump and the water-cooling blower fan, and the heat dissipation fins may be disposed in the heat exchanger chamber.
  • the water-cooling blower fan may be disposed in a water-cooling heat exchanger, and the heat dissipation fins may be disposed inside a lower header of the water-cooling heat exchanger.
  • the heat dissipation fins may be positioned higher than the heat exchanger core.
  • the temperature control unit may further include a drain line.
  • the drain line discharges moisture that is produced from the heat exchanger core to out of the vehicle.
  • the cooling and heating device for an electric vehicle can selectively perform cooling or heating in an electric vehicle using the heat exchanger core composed of thermoelectric elements.
  • thermoelectric elements since the heat pipe is connected to the thermoelectric elements, heat is rapidly discharged from the temperature control unit when performing cooling, and cold air is rapidly discharged from the temperature control unit when performing heating, thereby improving cooling and heating efficiency.
  • FIG. 1 is a status view schematically showing an air conditioner for a vehicle of the related art.
  • FIG. 2 is a status view showing an exemplary cooling and heating device of an electric vehicle according to the present invention.
  • FIG. 3 is a cross-sectional view showing the heat exchanger core shown in FIG. 2 .
  • FIG. 4 is a status view showing another exemplary cooling and heating device of an electric vehicle according to the present invention.
  • FIG. 2 is a status view showing a cooling and heating device of an electric vehicle according to various embodiments of the invention
  • FIG. 3 is a cross-sectional view showing the heat exchanger core shown in FIG. 2
  • the cooling and heating device for an electric vehicle of various embodiments may include a blower unit 10 , a temperature control unit 20 , a heat pipe 40 , and a cooling passage 50 .
  • a blower 11 is disposed inside the blower unit 10 .
  • the temperature control unit 20 communicates with the blower unit 10 .
  • Heat exchanger cores 30 are disposed inside the temperature control unit 20 .
  • One end of the heat pipe 40 is in contact with the heat exchanger cores 30 .
  • Heat dissipation fins 41 are provided on the other end of the heat pipe 40 .
  • the heat dissipation fins 41 are contained inside the cooling passage 50 , through which coolant fluid flows.
  • the blower unit 10 also includes an air inlet door 12 , which determines whether inside air or outside air is the source of air to be blown.
  • the blower 11 forcibly blows the air that is introduced through the inlet door 12 to the temperature control unit 20 .
  • One portion of the temperature control unit 20 communicates with the blower unit 10 such that it receives the air that is forcibly blown from the blower unit 10 , and the heat exchanger cores 30 are disposed inside the temperature control unit 20 .
  • the temperature control unit 20 is also connected to an air duct 21 or an air vent 22 such that the air that has passed through the heat exchanger cores 30 can be supplied to individual parts of the vehicle.
  • a drain line 23 which discharges moisture produced by the heat exchanger cores 30 out of the vehicle, is provided in the lower portion of the temperature control unit 20 .
  • Each of the heat exchanger cores 30 includes thermoelectric elements 31 , which are attached to the heat pipe 40 such that each first surface 31 a thereof is in contact with the outer circumference of the heat pipe 40 .
  • Heat exchanger fins 32 are in contact with second surfaces 31 b of the thermoelectric elements 31 , which are opposite the first surfaces 31 a .
  • An insulator 33 is disposed between the heat pipe 40 and the heat exchanger fins 32 such that it holds the thermoelectric elements 31 .
  • the heat pipe 40 is a conductor that is generally used to transfer heat. In various embodiments, it may be preferred that a plurality of heat pipes be arranged in pairs.
  • the heat pipe 40 generally has the form of a pipe with a circular cross section.
  • the cooling passage 50 is configured such that coolant fluid circulates through the inside thereof.
  • a circulation pump 51 circulates coolant fluid
  • a heat exchanger 53 is provided in the portion in which a water-cooling blower fan 52 , which blows outside air to the circulating cooling fluid, is disposed.
  • a heat exchanger chamber 54 is disposed between the circulation pump 51 and the heat exchanger 53 .
  • the heat exchanger chamber 54 contains therein the other end of the heat pipe 40 , on which the heat dissipation fins 41 are mounted. In various embodiments, it may be preferred that the heat dissipation fins 41 be positioned higher than the heat exchanger cores 30 such that heat can be actively transferred.
  • the heat exchanger 53 has a typical structure in which a plurality of heat dissipation fins 53 c is provided in a passage, which connects an upper header 53 a to a lower header 53 b such that coolant fluid can flow therethrough.
  • thermoelectric elements 31 when it is desired to cool the cabin of the vehicle, the direction of current flowing through the thermoelectric elements 31 is controlled so that the second surfaces 31 b become cold but the first surfaces 31 a become hot.
  • the low-temperature state of the second surfaces 31 b is transferred to the heat exchanger fins 32 , which in turn maintain the inside of the temperature control unit 20 in a low-temperature state. Heat that has been produced from the first surfaces 31 is transferred to the heat pipe 40 .
  • Heat that has been transferred to one portion of the heat pipe 40 is transferred to the heat dissipation fins 41 , which are disposed on the other end of the heat pipe 40 , and is subjected to heat exchange with coolant fluid that circulates inside the cooling passage 50 .
  • the coolant fluid is forced by the circulation pump 51 so that it circulates through the inside of the cooling passage 50 . While the coolant fluid is passing through the heat exchanger 53 , heat transferred from the heat dissipation fins 41 is dissipated to the outside by the outside air that is forcibly blown by the water cooling blower fan 52 .
  • the cooling and heating device can dissipate heat from the heat dissipation fins 41 , which are disposed on a plurality of heat pipes 40 , by repeating the above-described process, the heat exchanger cores 30 , which is disposed inside the temperature control unit 20 , can have improved cooling and heating performance.
  • the direction of current flowing through the thermoelectric elements 31 is controlled such that it becomes opposite to the direction of current flowing through the thermoelectric elements 31 when cooling the cabin of the vehicle, so that the second surfaces 31 b become hot but the first surfaces 31 b become cold.
  • the high temperature state of the second surfaces 31 b is transferred to the heat exchanger fins 32 , which in turn maintain the inside of the temperature control unit 20 in a high-temperature state.
  • the low-temperature state of the first surfaces 31 b absorbs heat from the heat pipe 40 , which in turn lowers the temperature of the heat dissipation fins 41 on the other end of the heat pipe 40 .
  • the heat dissipation fins 41 are subjected to heat exchange with coolant fluid that circulates inside the cooling passage 50 .
  • the coolant fluid performs heat exchange with the heat dissipation fins 41 while being circulated through the cooling passage 50 by the circulation pump 51 . Since the cooling and heating device of various embodiments can produce cold air from the heat dissipation fins 41 , which are provided on a plurality of heat pipes 40 , by repeating the above-described process, the heat exchanger cores 30 , which are disposed inside the temperature control unit 20 , can have improved heating performance.
  • the blower fan 52 When the blower fan 52 is operated in this state, the air that has been forcibly blown is heated while passing through the heat exchanger cores 30 . The heated air is consequently discharged to individual areas of the cabin through the air duct 21 or the air vent 22 .
  • a cooling and heating device for an electric vehicle is configured such that the other end of the heat pipe 40 is disposed inside the lower header 53 b of the heat exchanger 53 , and the heat dissipation fins 41 are provided on the other end of the heat pipe 40 .
  • the embodiment illustrated in FIG. 4 has the same structure and operation as the foregoing exemplary embodiments of the invention.
  • the heat exchanger chamber 54 is omitted.
  • the cooling and heating device for an electric vehicle of various embodiments is characterized in that heat is actively dissipated through the heat dissipation fins 41 , which are provided on the heat pipe, so that cooling efficiency can be improved by the heat exchanger cores 30 .
  • heat dissipation fins 41 are positioned higher than the heat exchanger cores 30 , high-temperature heat can be easily transferred toward and dissipated from the heat dissipation fins 41 .

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  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Air-Conditioning For Vehicles (AREA)
US13/197,401 2010-10-04 2011-08-03 Cooling and heating device for electric vehicle Abandoned US20120079836A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020100096458A KR101605914B1 (ko) 2010-10-04 2010-10-04 전기자동차의 냉난방장치
KR10-2010-0096458 2010-10-04

Publications (1)

Publication Number Publication Date
US20120079836A1 true US20120079836A1 (en) 2012-04-05

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US13/197,401 Abandoned US20120079836A1 (en) 2010-10-04 2011-08-03 Cooling and heating device for electric vehicle

Country Status (4)

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US (1) US20120079836A1 (de)
KR (1) KR101605914B1 (de)
CN (1) CN102442174B (de)
DE (1) DE102011052601A1 (de)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110308765A1 (en) * 2007-05-07 2011-12-22 General Electric Company Thermal management system and method
US20150101355A1 (en) * 2013-10-10 2015-04-16 Hyundai Motor Company Air conditioning system and method for high-voltage battery of vehicle
US20150101354A1 (en) * 2013-10-10 2015-04-16 Hyundai Motor Company Air conditioning system and method for high-voltage battery of vehicle
US20160096411A1 (en) * 2014-10-01 2016-04-07 Nissan North America, Inc. Power recovery system for a vehicle
US20190210422A1 (en) * 2018-01-05 2019-07-11 Byton North America Corporation Hvac unit placement configuration for a vehicle

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103419866A (zh) * 2012-08-02 2013-12-04 秦赵修 摩托车冷暖风机
KR101594385B1 (ko) * 2013-12-30 2016-02-16 갑을오토텍(주) 열교환기를 구비한 차량용 배터리 쿨링 시스템
KR101619626B1 (ko) 2014-10-24 2016-05-10 현대자동차주식회사 수/공냉 통합형 열전소자 장치
KR20160059031A (ko) 2014-11-17 2016-05-26 현대자동차주식회사 차량용 제습 장치
CN105416004A (zh) * 2015-11-10 2016-03-23 苏细调 一种车用通风装置
KR101914994B1 (ko) 2017-02-24 2018-11-08 한국기계연구원 열전소자를 이용한 박형 냉난방 모듈 및 이를 이용한 냉난방 장치
CN107364311B (zh) * 2017-06-19 2020-04-17 中国科学院上海硅酸盐研究所 一种电动汽车热电暖风空调
KR102533830B1 (ko) * 2022-09-26 2023-05-26 주식회사 에이에프코리아 온도 조절이 가능한 탄약고 건식제습기

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US3138934A (en) * 1962-11-19 1964-06-30 Kysor Industrial Corp Thermoelectric heating and cooling system for vehicles
US4448239A (en) * 1982-04-16 1984-05-15 The United States Of America As Represented By The Secretary Of The Army Heat-pipe-diode-charged thermal
US6158226A (en) * 1996-12-16 2000-12-12 Ebara Corporation Trapping device
US20010013407A1 (en) * 1996-05-02 2001-08-16 The Furukawa Electric Co., Ltd. Heat exchanger made of an aluminum alloy
US6880346B1 (en) * 2004-07-08 2005-04-19 Giga-Byte Technology Co., Ltd. Two stage radiation thermoelectric cooling apparatus
US20060201161A1 (en) * 2002-12-27 2006-09-14 Shinji Hirai Cooling device for electronic component using thermo-electric conversion material
US7626820B1 (en) * 2008-05-15 2009-12-01 Sun Microsystems, Inc. Thermal transfer technique using heat pipes with integral rack rails
US20100050659A1 (en) * 2008-08-27 2010-03-04 Tony Quisenberry Vehicle air comfort system and method
US20100154437A1 (en) * 2008-10-17 2010-06-24 Nepsha William J Thermoelectric Dehumidifier and Enclosure Vent Drain Assembly

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US5042567A (en) * 1988-04-21 1991-08-27 Mazda Motor Corporation Air conditioner for a vehicle
KR100335969B1 (ko) * 1999-09-21 2002-05-10 김범영 자동차용 냉난방 장치
JP3659213B2 (ja) * 2001-10-30 2005-06-15 日産自動車株式会社 車両用冷却装置
WO2008148042A2 (en) * 2007-05-25 2008-12-04 Bsst Llc System and method for distributed thermoelectric heating and colling
KR101162224B1 (ko) 2009-02-24 2012-07-04 주식회사 청천하이테크 수문 개폐장치

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3138934A (en) * 1962-11-19 1964-06-30 Kysor Industrial Corp Thermoelectric heating and cooling system for vehicles
US4448239A (en) * 1982-04-16 1984-05-15 The United States Of America As Represented By The Secretary Of The Army Heat-pipe-diode-charged thermal
US20010013407A1 (en) * 1996-05-02 2001-08-16 The Furukawa Electric Co., Ltd. Heat exchanger made of an aluminum alloy
US6158226A (en) * 1996-12-16 2000-12-12 Ebara Corporation Trapping device
US20060201161A1 (en) * 2002-12-27 2006-09-14 Shinji Hirai Cooling device for electronic component using thermo-electric conversion material
US6880346B1 (en) * 2004-07-08 2005-04-19 Giga-Byte Technology Co., Ltd. Two stage radiation thermoelectric cooling apparatus
US7626820B1 (en) * 2008-05-15 2009-12-01 Sun Microsystems, Inc. Thermal transfer technique using heat pipes with integral rack rails
US20100050659A1 (en) * 2008-08-27 2010-03-04 Tony Quisenberry Vehicle air comfort system and method
US20100154437A1 (en) * 2008-10-17 2010-06-24 Nepsha William J Thermoelectric Dehumidifier and Enclosure Vent Drain Assembly

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110308765A1 (en) * 2007-05-07 2011-12-22 General Electric Company Thermal management system and method
US8720344B2 (en) * 2007-05-07 2014-05-13 General Electric Company Thermal management system and method
US20150101355A1 (en) * 2013-10-10 2015-04-16 Hyundai Motor Company Air conditioning system and method for high-voltage battery of vehicle
US20150101354A1 (en) * 2013-10-10 2015-04-16 Hyundai Motor Company Air conditioning system and method for high-voltage battery of vehicle
US20160096411A1 (en) * 2014-10-01 2016-04-07 Nissan North America, Inc. Power recovery system for a vehicle
US10259288B2 (en) * 2014-10-01 2019-04-16 Nissan North America, Inc. Power recovery system for a vehicle
US20190210422A1 (en) * 2018-01-05 2019-07-11 Byton North America Corporation Hvac unit placement configuration for a vehicle
US10710424B2 (en) * 2018-01-05 2020-07-14 Byton Limited HVAC unit placement configuration for a vehicle

Also Published As

Publication number Publication date
CN102442174A (zh) 2012-05-09
KR20120035010A (ko) 2012-04-13
DE102011052601A1 (de) 2012-04-05
CN102442174B (zh) 2016-05-25
KR101605914B1 (ko) 2016-03-23

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AS Assignment

Owner name: KBAUTOTECH. CO., LTD., KOREA, REPUBLIC OF

Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:OH, MAN JU;JUN, DUCK CHAE;REEL/FRAME:026695/0634

Effective date: 20110727

Owner name: KIA MOTORS CORPORATION, KOREA, REPUBLIC OF

Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:OH, MAN JU;JUN, DUCK CHAE;REEL/FRAME:026695/0634

Effective date: 20110727

Owner name: HYUNDAI MOTOR COMPANY, KOREA, REPUBLIC OF

Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:OH, MAN JU;JUN, DUCK CHAE;REEL/FRAME:026695/0634

Effective date: 20110727

STCB Information on status: application discontinuation

Free format text: ABANDONED -- FAILURE TO RESPOND TO AN OFFICE ACTION