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WO2010012343A1 - Batterie avec une plaque thermoconductrice disposée dans un boîtier de batterie pour réguler la température de la batterie et procédé de fabrication d’une batterie - Google Patents

Batterie avec une plaque thermoconductrice disposée dans un boîtier de batterie pour réguler la température de la batterie et procédé de fabrication d’une batterie Download PDF

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Publication number
WO2010012343A1
WO2010012343A1 PCT/EP2009/004662 EP2009004662W WO2010012343A1 WO 2010012343 A1 WO2010012343 A1 WO 2010012343A1 EP 2009004662 W EP2009004662 W EP 2009004662W WO 2010012343 A1 WO2010012343 A1 WO 2010012343A1
Authority
WO
WIPO (PCT)
Prior art keywords
battery
spring element
individual cells
conducting plate
heat
Prior art date
Application number
PCT/EP2009/004662
Other languages
German (de)
English (en)
Inventor
Jens Meintschel
Dirk Schröter
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 WO2010012343A1 publication Critical patent/WO2010012343A1/fr

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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L50/00—Electric propulsion with power supplied within the vehicle
    • B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
    • B60L50/60—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
    • B60L50/64—Constructional details of batteries specially adapted for electric 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
    • H01M10/61—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
    • H01M10/6554—Rods or plates
    • 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
    • H01M50/209—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for prismatic or rectangular cells
    • 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
    • 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
    • H01M50/249—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders specially adapted for aircraft or vehicles, e.g. cars or trains
    • 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
    • H01M50/262—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders with fastening means, e.g. locks
    • 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
    • H01M50/289—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by spacing elements or positioning means within frames, racks or packs
    • 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
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/70—Energy storage systems for electromobility, e.g. batteries

Definitions

  • Battery with a arranged in a battery housing heat conducting plate for temperature control of the battery and method for producing a battery
  • the invention relates to a battery having a heat conducting plate arranged in a battery housing for tempering the battery according to the preamble of claim 1.
  • the invention further relates to a method for producing a battery according to the preamble of claim 20.
  • Various methods and devices for cooling are known from the prior art. This may be, for example, an indirect cooling by means of integration of the battery in an air conditioning circuit or direct cooling of the individual cells by means of pre-cooled air, which is passed between the cells act.
  • the cooling by means of the air conditioning circuit is preferably used for space reasons.
  • a heat-conducting plate through which an air-conditioning coolant flows is arranged at the cell connection of the individual cells.
  • a heat-conducting connection of the heat-conducting plate to the individual cells of the battery takes place, for example, via a heat-conducting foil or a shaped body.
  • Such a cooled battery with a heat conducting plate for temperature control of the battery is known from DE-P 102007010739.2.
  • the battery has a plurality of parallel and / or serially interconnected individual cells, which are heat-conductively connected to the heat conducting plate.
  • a throughflow for a heat conducting medium channel structure is arranged, wherein the heat conducting plate has over leading out connecting cross sections for the channel structure.
  • the heat conducting plate has bores in the region of the poles of the individual cells, the poles of the individual cells projecting through the bores.
  • the individual cells have a thermally conductive, extending in the longitudinal direction and the single cell sheath.
  • the sheath is a sleeve whose wall thickness varies in the circumferential direction.
  • the cell cells forming a single cell are placed on a heat conducting plate, wherein the shells of the individual cells have a heat-conducting contact with the heat conducting.
  • a disadvantage of the use of a heat-conducting foil or a shaped body for heat transfer from the individual cells to the heat-conducting plate is that a very precise compression of the heat-conducting foil with the individual cells and the heat-conducting plate or a precisely fitting shaping and introduction of the shaped body is required in order to achieve the highest possible heat transfer to reach from the single cells to the heat conducting plate.
  • a battery with a arranged in a battery housing heat conducting plate for controlling the temperature of the battery is known, to the defined compression between the Einzellzellen and the heat conducting a flat spring element is provided.
  • the spring element is, for example, as a metallic leaf spring or resilient mat, z. B. as a rubber mat or foam mat is formed.
  • spring elements are used with a low spring rate and high bias to cause the lowest possible power fluctuations in the compensation of tolerances, thermal expansion and a setting behavior of the interference fit. Since the spring rate and the bias of the spring element before assembly in the relaxed state are considerably higher than in the clamped state, it can disadvantageously during the tension to strong changes in length of the spring element transverse to the direction of stress, so that the spring element before mounting with the recesses can not be placed in the pole area. When placing it there is a risk of touching the pole contacts, so that short circuits between the individual cells can arise. Furthermore, from a certain height extent of the spring element, a height expansion of cell connector screws for electrical connection of the pole contacts is no longer sufficient to engage in threads of the pole contacts of the individual cells.
  • the invention is therefore based on the object, an improved battery with a in To provide a battery housing arranged heat conduction plate for temperature control of the battery and an improved method for producing a battery, which are particularly easy and inexpensive to manufacture or executable and by means of which in particular the disadvantages indicated in the prior art are overcome.
  • the object is achieved by the features specified in claim 1.
  • the object is achieved by the features specified in claim 20.
  • a plurality of individual cells electrically connected in parallel and / or in series with one another via a cell connector board are conductively connected to the heat-conducting plate in a heat-conducting manner.
  • at least one spring element is provided, by means of which the individual cells can be pressed defined on the heat conducting plate.
  • one or more biasing elements are arranged on a prestressing and fastening of the spring element on the cell connector board or on the heat-conducting plate. Due to the bias of the spring element increased safety in the assembly of the battery can be achieved because short circuits between the pole contacts of Einzellzellen caused by the spring element, are avoided by a resulting from the bias fixation.
  • the invention improves the cooling of the battery, simplifies battery assembly and increases process reliability.
  • the biasing elements are preferably rivet or screw elements by means of which the spring element is non-positively and / or positively biased to the cell connector board or the heat conducting plate, wherein the size of the bias is selected such that the spring element during and after assembly, taking into account occurring possible tolerances, a thermal expansion and a setting behavior of the interference fit further compressed and lifted from the back of the clamping elements.
  • a particularly advantageous embodiment of the invention provides that the spring element is biased before installation in the battery on the cell connector board or the heat conducting plate and thus can be installed as an independent unit in the battery. This leads to increased safety during assembly and disassembly and also reduces the risk of an electrical short circuit, because the component forms an outwardly rigid unit and thus is safe to the Einzellzellen and their pole contacts can be placed. In addition, in this embodiment, no special device for assembling the battery is necessary.
  • the heat conducting plate to the biasing elements and / or pole contacts of the individual cells corresponding recesses.
  • the biasing elements can engage directly in the corresponding recesses and, on the other hand, an enlarged surface for heat transfer between the individual cells and the heat-conducting plate can be achieved by the recesses corresponding to the pole contacts of the individual cells.
  • cell connectors are arranged in the cell connector board, wherein the cell connector board has corresponding recesses for biasing the spring element to the biasing elements.
  • the spring element arranged between the heat-conducting plate and the cell connector board has separate recesses which correspond to the biasing elements, to the pole contacts of the individual cells and / or to the cell connectors of the cell connector board.
  • the spring element is a leaf spring, which extends over one or more individual cells and is formed according to an embodiment of the invention made of metal. As a result, a high contact pressure between the heat conducting plate and the individual cells can be produced.
  • the spring element is a resilient mat which extends over one or more individual cells. It is the resilient mat preferably a foam mat or rubber mat.
  • a clamping plate for surface compression of the resilient mat wherein the clamping plate has corresponding to the biasing elements and / or to the pole contacts of the individual cells recesses.
  • the pole contacts of the single cell are arranged protruding through the heat conducting plate and the spring element, wherein an advantageous development of the invention provides that a heat conducting foil or a shaped body is arranged between the individual cells and the heat conducting plate. As a result, an increased thermal conductivity between the individual cells and the heat-conducting is achieved, resulting in improved heat dissipation results.
  • the heat-conducting foil and the shaped body are in particular formed from a thermally conductive and electrically insulating material, so that a layer applied in addition to the electrical insulation on the heat-conducting plate can be dispensed with.
  • the invention further relates to a method for producing a battery with a arranged in a battery housing heat conducting plate for tempering the battery, wherein a plurality of electrically connected in parallel and / or memoriii interconnected by means of a Zellverbinderpiatine individual cells heat conductively connected to the heat conducting.
  • the individual cells defined by at least one spring element pressed against the heat conduction.
  • the spring element on the Zellverbinderpiatine or the heat conducting plate in particular before an electrical contact of the individual cells, biased.
  • An embodiment of the method according to the invention provides that in a Final assembly of the battery an additional clamping force is exerted on the spring element, so that a secure hold of all components, especially a secure compression of the heat conduction on the individual cells, is achieved.
  • FIG. 1 schematically an exploded view of a cell assembly with a prestressed spring element embodied on a cell connector board as a leaf spring
  • FIG. 2 is a schematic sectional view of a mounted cell assembly according to FIG. 1, FIG.
  • FIG. 3 is a schematic perspective view of a leaf spring designed and relaxed spring element
  • FIG. 4 is a schematic sectional view of the spring element according to FIG. 3,
  • FIG. 5 schematically shows a perspective view of a cell assembly with a leaf spring and placed on the cell composite spring element in the relaxed state
  • FIG. 6 schematically shows a perspective view of a leaf spring designed and prestressed spring element
  • FIG. 7 is a schematic sectional view of the spring element according to FIG. 6,
  • FIG. 8 is a schematic exploded view of a structural unit formed from a spring element according to FIG. 3 and a cell connector board, FIG.
  • FIG. 9 is a schematic perspective view of a structural unit according to FIG. 8,
  • FIG. 10 shows schematically an exploded view of an assembly formed from a spring element, a clamping plate and a cell connector board, wherein the spring element is a resilient mat
  • FIG. 11 is a schematic perspective view of a structural unit according to FIG. 10, and FIG.
  • FIG. 12 is a schematic sectional view of a structural unit according to FIG. 11 mounted on a cell assembly.
  • FIG. 12 is a schematic sectional view of a structural unit according to FIG. 11 mounted on a cell assembly.
  • FIGS. 1 and 2 show a cell composite Z formed from a plurality of individual cells 1 with a prestressed spring element 3 designed as a leaf spring on a cell connector board 2 in an exploded or sectional view.
  • the cell assembly is intended in particular for use in a vehicle battery, not shown, wherein this is preferably a battery for a vehicle with hybrid drive or a fuel cell vehicle.
  • the individual cells 1 have a nearly square basic shape and each comprise two pole contacts P.
  • the individual cells 1 can alternatively also any other basic form, for. B. have a honeycomb, round or polygonal basic shape.
  • the cell connector board 2 comprises a plurality of cell connectors 4, which are preferably arranged countersunk in corresponding to these recesses 2.1.
  • the pole contacts P of the individual cells 1 are connected to one another in parallel and / or in series electrically.
  • a heat conducting plate 5 is arranged, wherein the pole contacts P of the individual cells 1 of the cell assembly Z are arranged protruding through the heat conducting plate 5.
  • the heat conducting plate 5 to the pole contacts P corresponding recesses 5.1.
  • the heat-conducting plate 5 has recesses 5. 2 corresponding to pretensioning elements 8 shown in greater detail in FIG. 8.
  • a heat-conducting foil or, as in the illustrated exemplary embodiment of the invention, a heat-conducting and electrically insulating shaped body 6 is additionally arranged in order to provide an improved To achieve heat transfer.
  • the spring element 3 is arranged between the cell connector board 2 and the heat-conducting plate 5.
  • the spring element 3 has for a passage of the pole contacts P of the individual cells 1 to the pole contacts P corresponding recesses 3.1, which are shown in more detail in Figure 3.
  • the cell connector board 2 is fastened by means of a plurality of fastening elements, in the illustrated embodiment by means of cell connector screws 7, on an upper side of the cell assembly Z.
  • the pole contacts P holes B to the cell connector screws 7 corresponding holes B with an internal thread.
  • the cell connector screws 7 are guided through recesses 4.1 in the cell connectors, through the recesses 5.1 in the heat-conducting plate 5 and through recesses 6.1 in the molded body 6.
  • the cell connector board 2 and the spring element 3, the heat-conducting plate 5 arranged between it and the cell assembly Z, and the molded body 6 can be connected to the cell assembly Z.
  • the cell assembly Z and the other components can be arranged as a component during assembly of a battery in a battery housing, not shown.
  • the spring element 3 exerts a defined pressure on the Wärmleitplatte 5, so that these, the individual cells 1 and the molded body 6 are pressed.
  • spring elements 3 with a low spring rate and high bias can be used for this purpose in order to bring about the lowest possible force fluctuations with a compensation of tolerances, thermal expansion and a setting behavior of the interference fit.
  • the spring element 3 can be, for example, a metallic leaf spring, as shown in FIGS. 3 to 7 in the relaxed or tensioned state in various representations, the leaf spring preferably extending over all the individual cells 1 of the cell assembly Z.
  • the designed as a leaf spring spring element 3 has to generate the biasing force a waveform in longitudinal section according to the schematic representation in Figures 4 and 7. Furthermore, in the spring element 3 designed as a leaf spring, in addition to the cutouts 3.1 for the pole contacts P, corresponding recesses 3.2 are provided with biasing elements 8 shown in more detail in FIG.
  • the inventive method provides that the spring element 3 is biased on the cell connector board 2 or the heat-conducting plate 5 before they are placed on the cell assembly Z, d. H. before the single cells 1 are electrically contacted.
  • biasing elements 8 are arranged according to Figure 8 on the cell connector board 2.
  • the biasing elements 8 may also be arranged on the heat-conducting plate 5, wherein this is not shown in detail.
  • the biasing elements 8 are in particular rivet or screw elements.
  • the rivet or screw elements can be fixedly arranged in the cell connector board 2 or 5, so that during assembly of the spring element 3 this on an underside of the cell connector board 2 or an upper side of the heat conducting 5 can be arranged that the rivet or screw, z , B. threaded rods, project through the associated recesses 3.2 in the spring element 3.
  • the rivet element is so compressible or rotatable on the threaded rod, a nut so that the Spring element 3 according to Figure 9 on the cell connector board 2 or, as not shown in detail, on the heat conducting plate 5 force and / or positively secured and biased.
  • the biasing members 8 are attached to the cell connector board 2 or the heat conduction plate 5 only in the process of crimping. Depending on the type of biasing elements used 8 and the attachment to the cell connector board 2 or the heat conducting 5, the cell connector board 2 and / or the heat conducting 5 to the biasing elements 8 corresponding recesses.
  • the cell connector board 2 and the biased to this means of the biasing elements 8 spring element 3 form a structural unit.
  • the heat conducting plate 5 and the spring element 3 form the structural unit.
  • Figures 10 and 1 1 show an alternative embodiment of the invention, in which the spring element 3 is formed of a resilient mat.
  • the resilient mat z.
  • a foam mat or a rubber mat is in particular made of a plastic.
  • the resilient mat has separate, corresponding to the pole contacts P and the biasing elements 8 recesses 3.1, 3.2.
  • a clamping plate 9 is provided for surface compression of the resilient mat, which also to has the pole contacts P and the biasing elements 8 corresponding recesses 9.1, 9.2.
  • FIG. 12 shows a sectional view of the cell assembly Z with a structural unit mounted thereon, the spring element 3 designed as a resilient mat extending in particular over all the individual cells 1, ie over the entire cell network Z.
  • an additional clamping force on the cell assembly Z for example by attachment of a housing cover, not shown, according to a non-illustrated embodiment of the invention, exercised.
  • the magnitude of the bias of the spring element 3 is chosen such that the spring element 3 further compresses in the exercise of additional clamping force, ie this is no longer biased by the biasing elements 8, but by the additional clamping force.
  • the corresponding in the heat conducting 5 to the biasing elements 8 recesses 5.2 are formed such that the biasing elements 8 are inserted in a further tension in this.

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  • Chemical & Material Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Electrochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Transportation (AREA)
  • Power Engineering (AREA)
  • Sustainable Energy (AREA)
  • Sustainable Development (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Secondary Cells (AREA)
  • Connection Of Batteries Or Terminals (AREA)
  • Battery Mounting, Suspending (AREA)

Abstract

L’invention concerne une batterie avec une plaque thermoconductrice (5) disposée dans un boîtier de batterie pour réguler la température de la batterie, plusieurs éléments individuels (1) étant électriquement interconnectés en parallèle et/ou en série au moyen d’une platine de connexion d'éléments (2) et étant reliés par conduction thermique à la plaque thermoconductrice (5). Au moins un élément faisant ressort (3) au moyen duquel les éléments individuels (1) peuvent être pressés de manière définie contre la plaque thermoconductrice (5) est prévu. Selon l’invention, un ou plusieurs éléments de précontrainte (8) sont disposés sur la platine de connexion d'éléments (2) ou sur la plaque thermoconductrice (5) pour précontraindre et fixer l’élément faisant ressort (3).
PCT/EP2009/004662 2008-07-26 2009-06-27 Batterie avec une plaque thermoconductrice disposée dans un boîtier de batterie pour réguler la température de la batterie et procédé de fabrication d’une batterie WO2010012343A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102008034876A DE102008034876B4 (de) 2008-07-26 2008-07-26 Batterie mit einer in einem Batteriegehäuse angeordneten Wärmeleitplatte zum Temperieren der Batterie und Verfahren zur Herstellung einer Batterie
DE102008034876.7 2008-07-26

Publications (1)

Publication Number Publication Date
WO2010012343A1 true WO2010012343A1 (fr) 2010-02-04

Family

ID=40999818

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2009/004662 WO2010012343A1 (fr) 2008-07-26 2009-06-27 Batterie avec une plaque thermoconductrice disposée dans un boîtier de batterie pour réguler la température de la batterie et procédé de fabrication d’une batterie

Country Status (2)

Country Link
DE (1) DE102008034876B4 (fr)
WO (1) WO2010012343A1 (fr)

Cited By (5)

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CN102420304A (zh) * 2011-12-02 2012-04-18 苏州冠硕新能源有限公司 电池导电件以及应用该导电件的电池组件
EP2698203A1 (fr) 2012-08-13 2014-02-19 Sandvik Intellectual Property AB Trémie d'alimentation
CN108790194A (zh) * 2018-06-06 2018-11-13 昆山巨石新能源科技有限公司 电池包壳体与盖板的fds铆接工艺
DE102017114330A1 (de) 2017-06-28 2019-01-03 Deutsches Zentrum für Luft- und Raumfahrt e.V. Batterieanordnung und Verfahren zur Kühlung einer Batterieanordnung
CN112840500A (zh) * 2019-06-12 2021-05-25 株式会社Lg化学 电池模块、用于制备该电池模块的方法和包括该电池模块的电池组

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WO2011149868A1 (fr) * 2010-05-24 2011-12-01 Parker-Hannifin Corporation Procédé et système de refroidissement
DE102010034686A1 (de) 2010-08-18 2012-02-23 Volkswagen Ag Kontaktelement und Batterieeinheit
FR2964799B1 (fr) * 2010-09-09 2013-04-05 Peugeot Citroen Automobiles Sa Batterie comprenant une plaque d'equilibrage de temperature
DE102011003535A1 (de) * 2011-02-02 2012-08-02 Behr Gmbh & Co. Kg Verspannungsvorrichtungen
DE102011003538A1 (de) * 2011-02-02 2012-08-02 Behr Gmbh & Co. Kg Verspannungsbügel
DE102011005324A1 (de) * 2011-03-10 2012-09-13 Sb Limotive Co., Ltd. Verbindungsschicht, Batterie mit dieser Verbindungsschicht und Kraftfahrzeug mit dieser Batterie
DE102011085042A1 (de) * 2011-10-21 2013-04-25 Bayerische Motoren Werke Aktiengesellschaft Fahrzeug mit einem elektrochemischen Energiespeicher
DE102011087035A1 (de) * 2011-11-24 2013-05-29 Bayerische Motoren Werke Aktiengesellschaft Zellkontaktieranordnung für einen Energiespeicher
DE102011087032A1 (de) 2011-11-24 2013-05-29 Bayerische Motoren Werke Aktiengesellschaft Hochvoltspeicher
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