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WO2009080270A2 - Module de batterie composé de plusieurs éléments - Google Patents

Module de batterie composé de plusieurs éléments Download PDF

Info

Publication number
WO2009080270A2
WO2009080270A2 PCT/EP2008/010774 EP2008010774W WO2009080270A2 WO 2009080270 A2 WO2009080270 A2 WO 2009080270A2 EP 2008010774 W EP2008010774 W EP 2008010774W WO 2009080270 A2 WO2009080270 A2 WO 2009080270A2
Authority
WO
WIPO (PCT)
Prior art keywords
battery module
individual cells
housing plate
housing
cooling
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.)
Ceased
Application number
PCT/EP2008/010774
Other languages
German (de)
English (en)
Other versions
WO2009080270A3 (fr
Inventor
Jens Meintschel
Dirk Schröter
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.)
Mercedes Benz Group AG
Original Assignee
Daimler AG
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 Daimler AG filed Critical Daimler AG
Publication of WO2009080270A2 publication Critical patent/WO2009080270A2/fr
Publication of WO2009080270A3 publication Critical patent/WO2009080270A3/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M6/00—Primary cells; Manufacture thereof
    • H01M6/50—Methods or arrangements for servicing or maintenance, e.g. for maintaining operating temperature
    • H01M6/5038—Heating or cooling of cells or batteries
    • 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
    • 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
    • H01M10/6556—Solid parts with flow channel passages or pipes for heat exchange
    • H01M10/6557—Solid parts with flow channel passages or pipes for heat exchange arranged between the cells
    • 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
    • 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
    • H01M10/6567—Liquids
    • 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
    • H01M50/207—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape
    • H01M50/213—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for cells having curved cross-section, e.g. round or elliptic
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F2275/00—Fastening; Joining
    • F28F2275/14—Fastening; Joining by using form fitting connection, e.g. with tongue and groove
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F3/00—Plate-like or laminated elements; Assemblies of plate-like or laminated elements
    • F28F3/12—Elements constructed in the shape of a hollow panel, e.g. with channels
    • 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

Definitions

  • the invention relates to a battery module having a plurality of individual cells, which are arranged between two or more cooling devices, wherein the individual cells are in direct heat-conducting contact with the cooling device.
  • a battery module with a plurality of electrochemical cells is known, which are held by means of an electrically insulating tempering at a distance.
  • the tempering is pocket-like and for a liquid cooling medium on the inside except for and Outflow openings formed fluidly closed. Furthermore, the tempering corresponds in its surface extension of the size of the associated and heat transfer adjacent flat side of a cell case of a cell and is located on the flat sides of the associated cell housing.
  • guide webs are arranged within the tempering element.
  • the tempering is fluidly connected to one another with a distribution channel, a collecting channel and a plurality of through-flow channels connecting the distributor channel and the collecting channel. The channels are flowed through to cool the cells with the liquid cooling medium.
  • the invention has for its object to provide an improved battery module with a plurality of individual cells.
  • the cooling device is simultaneously designed as a housing of the battery module.
  • the designed as a housing cooling device cools the individual cells and provides protection against external mechanical effects.
  • the simultaneous execution of the Cooling device as a housing additionally leads advantageously to a reduction in parts and assembly costs and thus to a cost savings in a production of the battery module.
  • the cooling device is designed as a dimensionally stable housing plate with cooling channels.
  • An individual cell facing the inside of the housing plate is provided with recesses corresponding to a shape of the individual cells.
  • the cooling channels thereby form a closed cooling circuit, wherein a liquid or a gaseous substance is used as the coolant.
  • the bulges provide a large heat exchange area between the single cells and the housing plate, and the use of the coolant allows rapid and effective cooling.
  • a first outer edge of the housing plate is formed as a bulge and a second outer edge of the housing plate as a corresponding to the bulge indentation.
  • an outer edge of the housing plate is formed as a bulge and an outer edge as corresponding indentation two identically running housing plates are positively connected to one another. The resulting increased use of equal parts leads to a reduction in the parts and assembly costs and thus to a cost savings in the production of the battery module.
  • the housing plate can be made equally of a plastic or a metal, wherein in a production of metal on the individual cells facing the inside of the housing plate an electrically insulating layer, for. As a paint or plastic, is applied.
  • plastic as a manufacturing material of the housing plate leads to a reduction of a weight of the battery module.
  • the cells can also be electrically insulated, wherein the insulation can be carried out by a suitable and known measure such as, for example, a lacquer, a coating, a heat-shrinkable tube, etc.
  • a cooling module can be made metallic on its inside.
  • a thermally insulating layer for example a foam coating, is arranged on an outer side of the housing plate facing away from the individual cells.
  • deformation grooves are introduced into the housing plate, which in an external force, z. As in a collision of the vehicle, lead to a predetermined deformation of the battery module.
  • the individual cells which are electrically connected to the battery module can be electrically connected to one another by means of connecting elements in series and / or in parallel.
  • the fasteners are z. B. designed as a cell connector, screw or plug-in elements. With this serial and / or parallel connection is an adaptation of a electrical operating voltage and an electrical operating current of the battery module to an intended use with a small footprint possible.
  • a plurality of battery modules can be modularly coupled electrically and mechanically, whereby an adapted to a location outer shape of the battery module and consequently allows use of the battery module according to the invention in different applications.
  • FIG. 2 is a schematic sectional view of a battery module according to FIG. 1,
  • FIG. 3 schematically an exploded view of a battery module according to FIG. 1,
  • FIG. 4 shows schematically an opened battery module according to FIG. 1,
  • FIG. 6 shows schematically a battery module with flat individual cells
  • 7 is a schematic sectional view of a battery module according to FIG. 6, and
  • FIG. 6
  • FIG. 8 is a schematic exploded view of a battery module according to FIG. 7.
  • FIG. 1 shows a battery module 1, which is constructed from round individual cells 2.
  • the individual cells 2 are connected in a manner not shown serially and / or in parallel with each other electrically. This connection is z. B. made with cell connectors, screw or plug-in elements.
  • a housing enclosing the individual cells 2 is achieved by means of a positive connection of an upper housing plate 3.1 with a lower housing plate 3.2.
  • the housing plates 3.1, 3.2 as shown in Figure 5, provided at a first outer edge 4 with a bulge 5 and at a second outer edge 6 with a corresponding to the bulge 5 indentation 7.
  • a thermally insulating layer 9, for example a foam coating is applied to the housing plates 3.1, 3.2.
  • a thermally insulating layer 9 for example a foam coating
  • FIG. 2 shows the battery module 1 according to FIG. 1 in a sectional representation.
  • FIG. 3 shows an exploded view of the battery module 1 according to FIG. 1.
  • an inner side of the respective housing plate 3.1, 3.2 facing the individual cells 2 is provided with recesses 10 which correspond to a shape of the individual cells 2. Heat losses of the individual cells 2 are released to the housing plates 3.1, 3.2 during charging and / or discharging via the large heat exchange area thus achieved.
  • the housing plates 3.1, 3.2 release the absorbed heat to the coolant located in the cooling channels 8.
  • the cooling channels 8 are connected on the input side in a manner not shown with a supply system, which stores the coolant.
  • the coolant z. B. supplied to a heat sink, not shown, which receives the heat of the coolant and emits to the environment of the battery module 1.
  • the cooled coolant is then fed again to the input side of the cooling channels 8, so that a closed cooling circuit is formed.
  • 3.1 deformation grooves not shown in detail are introduced into the housing plates 3.1, with which one of an action of an external force on the battery module. 1 resulting deformation of the battery module 1 can be predetermined. Is the battery module 1, for example, for a mobile application in a non-illustrated
  • Vehicle trunk arranged, acts in a collision, the external force on the battery module 1.
  • the deformation grooves thereby allow the deformation of the battery module 1 according to a deformation of the vehicle trunk space.
  • FIG. 4 shows an opened battery module according to FIG. 1, in which the individual cells 2 are inserted into the recesses 10 of the lower housing plate 3.2.
  • FIG. 5 shows a detail of a battery module 1, which in particular shows a possible embodiment for the positive connection of the housing plates 3.1, 3.2.
  • the form-fitting connection of both housing plates 3.1, 3.2 described with reference to FIG. 1 is achieved on the basis of the bulge 5 arranged on the first outer edge 4 in conjunction with the indentation 7, which is arranged on the second outer edge 6 and corresponds to the bulge 5.
  • the bulge 5 and the indentation 7 are trapezoidal.
  • Both housing plates 3.1, 3.2 are not displaceable in a direction x and a direction y. In order to avoid a displacement of the housing plates 3.1, 3.2 to each other in the direction z, are not shown devices, for. B. locking tabs, arranged on the housing plates 3.
  • FIG. 6 shows a battery module 1 with flat individual cells 2.
  • the mode of operation of the battery module 1 corresponds to that shown in FIG Embodiment with the difference that the individual cells 2 are made flat and corresponds to a shape of the recesses 10 shown in Figure 8 of the housing plates 3 with the flat running single cells 2.
  • FIG. 7 shows the battery module 1 according to FIG. 6 in a sectional view.
  • FIG. 8 shows an exploded view of the battery module 1 according to FIG. 6.
  • housing plates 3.1, 3.2 provided with recesses 10 corresponding to the flat shape of the individual cells 2.
  • the function and design of the battery module 1 correspond to the exemplary embodiment shown in FIG.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Secondary Cells (AREA)
  • Battery Mounting, Suspending (AREA)

Abstract

L'invention concerne un module de batterie (1) composé de plusieurs éléments (2) placés entre deux dispositifs de refroidissement ou plus, lesdits éléments (2) étant en contact de conduction thermique direct avec le dispositif de refroidissement. Selon l'invention, le dispositif de refroidissement fait en même temps fonction de coffret pour le module de batterie (1).
PCT/EP2008/010774 2007-12-20 2008-11-29 Module de batterie composé de plusieurs éléments Ceased WO2009080270A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE200710063269 DE102007063269A1 (de) 2007-12-20 2007-12-20 Batteriemodul mit mehreren Einzelzellen
DE102007063269.1 2007-12-20

Publications (2)

Publication Number Publication Date
WO2009080270A2 true WO2009080270A2 (fr) 2009-07-02
WO2009080270A3 WO2009080270A3 (fr) 2009-08-27

Family

ID=40689298

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2008/010774 Ceased WO2009080270A2 (fr) 2007-12-20 2008-11-29 Module de batterie composé de plusieurs éléments

Country Status (2)

Country Link
DE (1) DE102007063269A1 (fr)
WO (1) WO2009080270A2 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009040814A1 (de) * 2009-09-10 2011-03-17 Behr Gmbh & Co. Kg Verfahren zur Herstellung eines Energiespeicherhalters für ein Fahrzeug
DE102013001309A1 (de) 2013-01-26 2014-07-31 Audi Ag Batterie für einen Kraftwagen sowie Kraftwagen mit einer solchen Batterie

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009053506A1 (de) 2009-11-16 2011-05-19 Li-Tec Battery Gmbh Batteriegehäuse zur Aufnahme von elektrochemischen Energiespeichereinrichtungen
DE102010011983A1 (de) 2010-03-19 2011-09-22 Li-Tec Battery Gmbh Batteriegehäuse zur Aufnahme von elektrochemischen Energiespeicherzellen
DE102011001370B4 (de) * 2011-03-17 2024-07-25 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Kraftfahrzeug mit einer Batterie und Batterie für ein Kraftfahrzeug
DE102011075044A1 (de) * 2011-05-02 2012-11-08 Schaeffler Technologies AG & Co. KG Batteriegehäuse
EP2696388B1 (fr) * 2012-08-08 2014-10-08 Lite-On Technology Corporation Dispositif d'assemblage de batterie
DE102013011895A1 (de) * 2013-07-16 2015-01-22 Audi Ag Aufnahmevorrichtung zur Aufnahme wenigstens einer Energiespeicherkomponente
DE102013011894A1 (de) * 2013-07-16 2015-01-22 Audi Ag Aufnahmevorrichtung zur Aufnahme wenigstens einer Energiespeicherkomponente
DE102017218310A1 (de) 2017-10-13 2019-04-18 Airbus Defence and Space GmbH Batteriegehäuse, Batterieanordnung und Verfahren zur Herstellung eines Batteriegehäuses
DE102018130335A1 (de) * 2018-11-29 2020-06-04 Bayerische Motoren Werke Aktiengesellschaft Hochvoltbatterie mit einer Temperiereinrichtung sowie Fahrzeug

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19503085C2 (de) 1995-02-01 1997-02-20 Deutsche Automobilgesellsch Batteriemodul mit mehreren elektrochemischen Zellen
FR2761203B1 (fr) * 1997-03-24 1999-05-28 Alsthom Cge Alcatel Dispositif de gestion de la temperature d'une batterie de generateurs electrochimiques
DE19750069A1 (de) * 1997-11-12 1999-05-20 Varta Batterie Akkumulatorenbatterie mit Temperiervorrichtung
FR2774215B1 (fr) * 1998-01-29 2000-02-25 Alsthom Cge Alcatel Batterie monobloc etanche munie d'un dispositif de refroidissement
DE19930399A1 (de) * 1999-07-01 2001-01-11 Daimler Chrysler Ag Batteriekasten und Kraftfahrzeug
JP4833420B2 (ja) * 2000-02-25 2011-12-07 パナソニック株式会社 電池パック
US20060141348A1 (en) * 2004-12-29 2006-06-29 Wong Hong W Battery pack cooling mechanism
KR100684769B1 (ko) * 2005-07-29 2007-02-20 삼성에스디아이 주식회사 이차 전지 모듈
JP4960373B2 (ja) * 2005-11-08 2012-06-27 ビーワイディー カンパニー リミテッド バッテリパック用の熱放散装置及びそれを使用したバッテリパック

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009040814A1 (de) * 2009-09-10 2011-03-17 Behr Gmbh & Co. Kg Verfahren zur Herstellung eines Energiespeicherhalters für ein Fahrzeug
US9083009B2 (en) 2009-09-10 2015-07-14 MAHLE Behr GmbH & Co. KG Method for producing an energy storage device holder for a vehicle
DE102013001309A1 (de) 2013-01-26 2014-07-31 Audi Ag Batterie für einen Kraftwagen sowie Kraftwagen mit einer solchen Batterie
DE102013001309B4 (de) 2013-01-26 2014-08-21 Audi Ag Batterie für einen Kraftwagen sowie Kraftwagen mit einer solchen Batterie

Also Published As

Publication number Publication date
DE102007063269A1 (de) 2009-06-25
WO2009080270A3 (fr) 2009-08-27

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