JP2010527498A - バッテリーを冷却するシステム及び方法 - Google Patents

バッテリーを冷却するシステム及び方法 Download PDF

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Publication number
JP2010527498A
JP2010527498A JP2010507496A JP2010507496A JP2010527498A JP 2010527498 A JP2010527498 A JP 2010527498A JP 2010507496 A JP2010507496 A JP 2010507496A JP 2010507496 A JP2010507496 A JP 2010507496A JP 2010527498 A JP2010527498 A JP 2010527498A
Authority
JP
Japan
Prior art keywords
energy storage
cooling
storage system
storage device
inner casing
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.)
Pending
Application number
JP2010507496A
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English (en)
Japanese (ja)
Other versions
JP2010527498A5 (enExample
Inventor
クマール，アジス・クッタンナイール
バッティン，ジョン・ディー
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of JP2010527498A publication Critical patent/JP2010527498A/ja
Publication of JP2010527498A5 publication Critical patent/JP2010527498A5/ja
Pending legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61C—LOCOMOTIVES; MOTOR RAILCARS
    • B61C7/00—Other locomotives or motor railcars characterised by the type of motive power plant used; Locomotives or motor railcars with two or more different kinds or types of motive power
    • B61C7/04—Locomotives or motor railcars with two or more different kinds or types of engines, e.g. steam and IC engines
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/61—Types of temperature control
    • H01M10/613—Cooling or keeping cold
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61C—LOCOMOTIVES; MOTOR RAILCARS
    • B61C17/00—Arrangement or disposition of parts; Details or accessories not otherwise provided for; Use of control gear and control systems
    • B61C17/06—Power storing devices
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
    • H01M10/625—Vehicles
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/655—Solid structures for heat exchange or heat conduction
    • H01M10/6551—Surfaces specially adapted for heat dissipation or radiation, e.g. fins or coatings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
    • H01M10/6561—Gases
    • H01M10/6563—Gases with forced flow, e.g. by blowers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
    • H01M10/6561—Gases
    • H01M10/6566—Means within the gas flow to guide the flow around one or more cells, e.g. manifolds, baffles or other barriers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/658—Means for temperature control structurally associated with the cells by thermal insulation or shielding
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/204—Racks, modules or packs for multiple batteries or multiple cells
    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries
    • 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
    • Y02T30/00—Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Automation & Control Theory (AREA)
  • Secondary Cells (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
  • Battery Mounting, Suspending (AREA)
  • Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
  • Sealing Battery Cases Or Jackets (AREA)
JP2010507496A 2007-05-07 2008-04-08 バッテリーを冷却するシステム及び方法 Pending JP2010527498A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/745,055 US20080276631A1 (en) 2007-05-07 2007-05-07 System and Method for Cooling a Battery
PCT/US2008/059654 WO2008137240A1 (en) 2007-05-07 2008-04-08 System and method for cooling a battery

Publications (2)

Publication Number Publication Date
JP2010527498A true JP2010527498A (ja) 2010-08-12
JP2010527498A5 JP2010527498A5 (enExample) 2012-06-07

Family

ID=39717570

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2010507496A Pending JP2010527498A (ja) 2007-05-07 2008-04-08 バッテリーを冷却するシステム及び方法

Country Status (5)

Country Link
US (1) US20080276631A1 (enExample)
EP (1) EP2147476A1 (enExample)
JP (1) JP2010527498A (enExample)
CN (1) CN101689688B (enExample)
WO (1) WO2008137240A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012019599A (ja) * 2010-07-07 2012-01-26 Hitachi Ltd 蓄電装置を備えた車両の駆動装置

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080060370A1 (en) * 2006-09-13 2008-03-13 Cummins Power Generation Inc. Method of cooling a hybrid power system
US8006626B2 (en) * 2007-05-07 2011-08-30 General Electric Company System and method for cooling a battery
US8720344B2 (en) * 2007-05-07 2014-05-13 General Electric Company Thermal management system and method
US8932743B2 (en) * 2010-09-30 2015-01-13 GM Global Technology Operations LLC Thermal management controls for a vehicle having a rechargeable energy storage system
CN102544567B (zh) * 2010-12-30 2014-10-29 上海航天电源技术有限责任公司 带有液冷系统的动力电池模块
DE102011120234A1 (de) 2011-12-05 2013-06-06 Audi Ag Verfahren zum Fertigen einer Batterie,Batterieanordnung und Baukastensystem
US9308812B2 (en) * 2012-08-03 2016-04-12 GM Global Technology Operations LLC Rechargeable energy storage system cooling
JP6169403B2 (ja) * 2013-04-26 2017-07-26 株式会社日立製作所 鉄道車両用駆動システム及びこれを搭載した鉄道車両
JP6678302B2 (ja) * 2015-07-24 2020-04-08 パナソニックＩｐマネジメント株式会社 温度調和ユニット、温度調和システム、車両
CN115224319B (zh) * 2022-07-26 2025-10-28 北京航天石化技术装备工程有限公司 一种风冷燃料电池方舱及其开启方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0730450U (ja) * 1993-11-15 1995-06-06 三菱自動車工業株式会社 電気自動車用バッテリの冷却装置
JP2001229896A (ja) * 2000-02-15 2001-08-24 Toyota Motor Corp 組電池
JP2006103365A (ja) * 2004-09-30 2006-04-20 Sanyo Electric Co Ltd 電動車両

Family Cites Families (72)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3745048A (en) * 1970-12-30 1973-07-10 Gen Electric Battery cooling system
SE398468B (sv) * 1971-12-23 1977-12-27 Daimler Benz Ag Anordning for uppberande av ett batteritrag i chassiet av ett batteridrivet fordon
US3821997A (en) * 1972-05-11 1974-07-02 Allis Chalmers Pivotal battery mount
JPS4912329A (enExample) * 1972-05-16 1974-02-02
US3866704A (en) * 1973-02-08 1975-02-18 East Penn Manufacturing Compan Battery holddown
US3834479A (en) * 1973-02-08 1974-09-10 East Peru Mfg Co Inc Battery holddown
US3903981A (en) * 1974-06-05 1975-09-09 Allis Chalmers Pivotal step and battery mount
GB1556161A (en) * 1975-09-10 1979-11-21 Lucas Industries Ltd Electrically driven vehicles
US4013136A (en) * 1975-11-10 1977-03-22 Allis-Chalmers Corporation Battery mount
US4077485A (en) * 1975-12-31 1978-03-07 Bolt Vehicles, Incorporated Vehicle battery mounting apparatus
US4100333A (en) * 1977-05-04 1978-07-11 Ford Aerospace & Communications Corp. Battery structure
US4107402A (en) * 1977-09-22 1978-08-15 Globe-Union Inc. Battery and battery container having air-flow passages therethrough
US4252206A (en) * 1979-03-16 1981-02-24 Towmotor Corporation Adjustable battery restraint
US4407911A (en) * 1980-10-01 1983-10-04 General Electric Company Rechargeable electrochemical cell pack having resistance to impact and vibration
DE3118693A1 (de) * 1981-05-12 1982-12-02 Brown, Boveri & Cie Ag, 6800 Mannheim "hochtemperaturbatterie"
DE3119409A1 (de) * 1981-05-15 1982-12-09 Brown, Boveri & Cie Ag, 6800 Mannheim "hochtemperaturbatterie"
US4468440A (en) * 1982-05-21 1984-08-28 General Electric Company Air heating and cooling system for aircraft batteries
US4435486A (en) * 1982-06-04 1984-03-06 Pomaro Nicholas T Quick disconnect battery installation and charging system
US4515233A (en) * 1982-09-20 1985-05-07 Silverstein Joseph D Universal automotive battery holddown system
US4520887A (en) * 1983-02-04 1985-06-04 D & S Plug Corporation Battery holddown arrangement
US4565256A (en) * 1983-05-10 1986-01-21 Mr. Gasket Company Universal battery holddown
JPS60156053U (ja) * 1984-03-28 1985-10-17 日産自動車株式会社 自動車バツテリの取付構造
US4756978A (en) * 1986-11-19 1988-07-12 Walter Nitcher Battery and mount
US4723618A (en) * 1987-03-02 1988-02-09 Deere & Company Swing-out battery box
DE3735931A1 (de) * 1987-10-23 1989-05-03 Asea Brown Boveri Hochtemperaturspeicherbatterie
US4854540A (en) * 1988-02-29 1989-08-08 LTL Industries Ltd. Vehicle battery mounting apparatus
FI86926C (fi) * 1988-04-14 1992-10-26 Neste Oy Faestmekanism foer ackumulator
US5140744A (en) * 1990-06-06 1992-08-25 Miller Robert D Modular multicell battery and rack
US5555950A (en) * 1992-03-04 1996-09-17 Toyota Jidosha Kabushiki Kaisha Body structure for electric vehicle
DE4309621C2 (de) * 1993-03-24 1995-11-16 Daimler Benz Ag Hochtemperaturbatterie
US5547160A (en) * 1993-08-23 1996-08-20 Quick Cable Corporation Battery holddown
US5377947A (en) * 1993-08-23 1995-01-03 Johnson; Jerome Battery holddown
JP3235808B2 (ja) * 1993-12-27 2001-12-04 本田技研工業株式会社 電動車両のバッテリの温度制御方法及びバッテリボックス
US5585204A (en) * 1993-12-27 1996-12-17 Honda Giken Kogyo Kabushiki Kaisha Temperature control structure for batteries and battery box for housing such batteries
DE4419281C1 (de) * 1994-06-01 1995-12-14 Daimler Benz Ag Hochtemperaturbatterie
EP1180477A3 (en) * 1994-11-18 2002-06-19 Yamaha Hatsudoki Kabushiki Kaisha Battery holding structure for a vehicle
US6085854A (en) * 1994-12-13 2000-07-11 Nissan Motor Co., Ltd. Battery frame structure for electric motorcar
US6004689A (en) * 1995-09-27 1999-12-21 Bolder Technologies Corporation Battery case
EP0769822A1 (en) * 1995-10-11 1997-04-23 Corning Incorporated Honeycomb battery structure
US5736272A (en) * 1997-01-21 1998-04-07 Ford Global Technologies, Inc. Battery tray
ES2134149B1 (es) * 1997-07-30 2000-03-16 Tudor Acumulador Bateria de acumuladores electricos.
JP4122553B2 (ja) * 1997-11-21 2008-07-23 豊田合成株式会社 棒状体支持箱
US6051336A (en) * 1998-01-19 2000-04-18 Johnson Controls Technology Battery case for thin metal film cells
US6190795B1 (en) * 1998-02-09 2001-02-20 Johnson Controls Technology Company Snap-in battery mounting base
US6270920B1 (en) * 1998-03-19 2001-08-07 Sanyo Electric Co., Ltd. Battery module and container for battery module
US6255015B1 (en) * 1998-08-23 2001-07-03 Ovonic Battery Company, Inc. Monoblock battery assembly
US6161810A (en) * 1999-02-16 2000-12-19 Delphi Technologies, Inc. Torsion rod holddown apparatus for a battery
IT248760Y1 (it) * 1999-04-01 2003-02-12 Stocchiero Olimpio Contenitore per batterie con pareti a rigidita' aumentata
US6153331A (en) * 1999-05-14 2000-11-28 Delphi Technologies, Inc. Battery handle holddown
US6230834B1 (en) * 1999-09-16 2001-05-15 Daimlerchrysler Corporation Battery mounting system
US6291095B1 (en) * 1999-12-06 2001-09-18 Delphi Technologies, Inc. Flexible battery mounting and adjustable battery package
US6236185B1 (en) * 2000-01-28 2001-05-22 Technical And Management Services Corporation Compressed air power supply/rechargeable battery pack
US6308639B1 (en) * 2000-04-26 2001-10-30 Railpower Technologies Corp. Hybrid battery/gas turbine locomotive
US6564893B2 (en) * 2000-12-12 2003-05-20 Murray Lipman Pre-wired battery box for rapid installation and connection of batteries
US6632560B1 (en) * 2001-01-29 2003-10-14 Shijian Zhou Retention frame for a battery pack
US6615118B2 (en) * 2001-03-27 2003-09-02 General Electric Company Hybrid energy power management system and method
US6591758B2 (en) * 2001-03-27 2003-07-15 General Electric Company Hybrid energy locomotive electrical power storage system
US6612246B2 (en) * 2001-03-27 2003-09-02 General Electric Company Hybrid energy locomotive system and method
US6512347B1 (en) * 2001-10-18 2003-01-28 General Motors Corporation Battery having an integral cooling system
DE60213474T2 (de) * 2002-02-19 2007-03-15 3M Innovative Properties Co., St. Paul Vorrichtung und verfahren zur temperaturkontrolle bei elektrochemischen zellen mit hoher energiedichte
US6668957B2 (en) * 2002-04-04 2003-12-30 International Truck Intellectual Property Company, Llc Vehicle battery support platform assembly and cross tie alignment tool
JP4272387B2 (ja) * 2002-05-22 2009-06-03 パナソニック株式会社 組電池の冷却装置
JP3754016B2 (ja) * 2002-10-16 2006-03-08 川崎重工業株式会社 車両のバッテリー取付構造
US6896987B2 (en) * 2002-11-27 2005-05-24 General Electric Company Fuel cell container cooling system
US6871829B2 (en) * 2003-01-23 2005-03-29 Quick Cable Corporation Telescopically adjustable battery holddown
US7384704B2 (en) * 2003-12-18 2008-06-10 General Motors Corporation Methods and apparatus for controlling the temperature of an automobile battery
WO2005084335A2 (en) * 2004-03-01 2005-09-15 Railpower Technologies Corp. Cabless hybrid locomotive
US20060001399A1 (en) * 2004-07-02 2006-01-05 Lembit Salasoo High temperature battery system for hybrid locomotive and offhighway vehicles
JP4791054B2 (ja) * 2005-03-02 2011-10-12 プライムアースＥｖエナジー株式会社 温度管理装置及び電源装置
US20060214626A1 (en) * 2005-03-25 2006-09-28 Nilson Lee A Battery charging assembly for use on a locomotive
US7444944B2 (en) * 2005-06-15 2008-11-04 General Electric Company Multiple engine hybrid locomotive
KR100930475B1 (ko) * 2005-09-02 2009-12-09 주식회사 엘지화학 이중 필터 장치를 포함하고 있는 차량용 전지팩의 냉각시스템

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0730450U (ja) * 1993-11-15 1995-06-06 三菱自動車工業株式会社 電気自動車用バッテリの冷却装置
JP2001229896A (ja) * 2000-02-15 2001-08-24 Toyota Motor Corp 組電池
JP2006103365A (ja) * 2004-09-30 2006-04-20 Sanyo Electric Co Ltd 電動車両

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012019599A (ja) * 2010-07-07 2012-01-26 Hitachi Ltd 蓄電装置を備えた車両の駆動装置

Also Published As

Publication number Publication date
EP2147476A1 (en) 2010-01-27
CN101689688B (zh) 2013-12-04
US20080276631A1 (en) 2008-11-13
WO2008137240A1 (en) 2008-11-13
CN101689688A (zh) 2010-03-31

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