WO2010063364A1 - Cellule individuelle pour batterie et procédé de fabrication associé - Google Patents

Cellule individuelle pour batterie et procédé de fabrication associé Download PDF

Info

Publication number
WO2010063364A1
WO2010063364A1 PCT/EP2009/008108 EP2009008108W WO2010063364A1 WO 2010063364 A1 WO2010063364 A1 WO 2010063364A1 EP 2009008108 W EP2009008108 W EP 2009008108W WO 2010063364 A1 WO2010063364 A1 WO 2010063364A1
Authority
WO
WIPO (PCT)
Prior art keywords
single cell
cell
copper
housing part
electrically conductive
Prior art date
Application number
PCT/EP2009/008108
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 WO2010063364A1 publication Critical patent/WO2010063364A1/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
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/543—Terminals
    • H01M50/545—Terminals formed by the casing of the 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
    • H01M50/10—Primary casings; Jackets or wrappings
    • H01M50/116—Primary casings; Jackets or wrappings characterised by the material
    • H01M50/124—Primary casings; Jackets or wrappings characterised by the material having a layered structure
    • 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
    • H01M50/10—Primary casings; Jackets or wrappings
    • H01M50/116—Primary casings; Jackets or wrappings characterised by the material
    • H01M50/117—Inorganic material
    • H01M50/119—Metals
    • 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
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/528—Fixed electrical connections, i.e. not intended for disconnection
    • 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
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/543—Terminals
    • H01M50/562—Terminals characterised by the material
    • 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
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/543—Terminals
    • H01M50/564—Terminals characterised by their manufacturing process
    • H01M50/566—Terminals characterised by their manufacturing process by welding, soldering or brazing
    • 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
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/052—Li-accumulators
    • 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
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/058—Construction or manufacture
    • H01M10/0585—Construction or manufacture of accumulators having only flat construction elements, i.e. flat positive electrodes, flat negative electrodes and flat separators
    • 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 single cell for a battery having an electrode stack arranged within a cell housing, whose individual electrodes, preferably electrode foils, are electrically conductively connected to current drainage vanes, at least electrodes of different polarity being separated from one another by a separator, preferably a separator foil, in which individual cells Stromableiter- flags of the same polarity are electrically connected to one another to a pole, wherein the Stromabieiterfahen a pole electrically pressed together and / or welded, wherein the cell housing comprises two electrically conductive housing parts which are electrically insulated from each other, wherein the Stromabieiterfahen each having a polarity electrically connected to one of the electrically conductive housing parts, according to the preamble of claim 1 and a corresponding method for producing the single cell according to the preamble of claim 16, as both, for example in power engineering, here in particular in the at least supporting battery-powered vehicle technology used and assumed to be known here.
  • electrode foils are used as electrode foils.
  • the electrode foils are stacked to form an electrode stack, the individual electrode foils being separated from one another electrically and also spatially by a separator, preferably also in the form of a foil.
  • the contacting of an electrode foil to the outside is carried out by means of a welded to the electrode foil Stromablei- terfahne, which must be passed through the cell housing. Since the cell housing of a single cell is usually made of metal, preferably of aluminum, is formed, the Stromabieiterfahen must be electrically isolated in the feedthrough area, among other things.
  • US Pat. No. 7,029,789 B2 discloses a battery in which two units of three parallel-connected individual cells are provided.
  • the positive collecting electrodes of one of the units are connected to the negative collecting electrodes of the other unit by means of ultrasonic welding, spot welding or calking.
  • a battery module which comprises a plurality of stacked flat cells.
  • Each of the flat cells includes a power generation part encapsulated in a housing part.
  • Terminal electrodes of the electrode films of the flat cells are connected to each other by means of laser welding.
  • the invention is therefore based on the object to provide an improved single cell for a battery and an improved method for their production.
  • the object is achieved by the features specified in claim 16.
  • the object is achieved by the features specified in claim 1.
  • an electrode stack is arranged within a cell housing.
  • the electrode stack comprises individual electrodes, preferably electrode films, which are electrically conductively connected to each other with Stromabieiterfahen.
  • the electrodes of different polarity are separated from one another by a separator, preferably a separator film.
  • Stromabieiterfahnen same polarity are electrically connected together to form a pole.
  • the Stromabieiterfahen a pole are electrically conductively pressed together and / or welded.
  • the cell housing holds two electrically conductive housing parts, which are electrically insulated from each other.
  • the Stromabieiterfahen each one polarity are electrically connected to one of the electrically conductive housing parts, preferably by indirect spot welding by means of two pressed onto the housing part welding electrodes.
  • indirect spot welding two welding electrodes are pressed on at different points of the component to be welded. Welding by current flow takes place only in the region of the electrodes, while a region of the component lying between the electrodes serves, at least for a sufficient cross-section, only the current flow between the electrodes, but is not melted thereby.
  • the electrical poles can be performed without elaborate sealing measures from the inside of the single cell to the outside.
  • one of the poles is formed of copper.
  • a film of a filler material for example nickel, can be inserted in order to improve a connection between the pole and the housing part.
  • one of the poles may be formed from aluminum and electrically conductively connected to the corresponding housing part made of aluminum, while the other of the poles is formed from copper and electrically conductively connected to the corresponding housing part comprising at least one contact area to the pole copper.
  • the housing part comprising copper can be provided on one outer side with an aluminum layer, for example by roll-plating or electrochemically.
  • the single cell is in the form of a flat cell.
  • the housing parts are formed as substantially flat sheets lying parallel to each other and electrically insulated from each other by a peripheral frame.
  • two spaced-apart material returns are introduced into the frame, in which the Stromabieiterfahen the same polarity are inserted. It can be introduced between the Stromabieiterfahen the same polarity and the material withdrawal in each case an elastic mat.
  • the elastic mat may for example comprise glass fibers and / or be formed as a ceramic fleece. Such an elastic mat prevents unwanted heat input during welding, for example, in the frame formed of plastic.
  • the Stromabieiterfahen same polarity can be electrically connected to each other before welding to the housing part, for example by means of spot welding or ultrasonic welding, since the melting depth is limited in the indirect spot welding.
  • the electrode foils are one of the electrodes made of copper or a copper-containing alloy, and the electrode foils of the other electrode are formed of aluminum foil or an aluminum-containing alloy.
  • the single cell is a lithium-ion cell.
  • Fig. 1 shows schematically a sectional view of an electrode stack as a
  • FIG. 2 schematically shows an overall view of the electrode stack of the flat cell according to FIG. 1, FIG.
  • FIG. 3 is a schematic sectional view of the electrode stack according to FIG.
  • Fig. 4 shows schematically an overall view of the arranged in the frame
  • Fig. 5 shows schematically a sectional view of the arranged in the frame
  • FIG. 6 schematically shows an enlargement of an edge region of the electrode stack arranged in the frame with two housing parts according to FIG. 5 arranged on the frame, FIG.
  • Fig. 7 is a perspective view of the flat cell of Figure 6 during the
  • Fig. 9 is a symbolic representation of a power supply in the indirect
  • FIG. 10 is an exploded view of the single cell with elastic mats between the frame and Stromabieiterfahen of the electrodes, and
  • FIG. 11 is a sectional view of the single cell of Figure 10.
  • FIG. 1 shows a sectional view of an electrode stack 1 of a single cell 2 illustrated in more detail in FIGS. 5 to 8.
  • electrode foils 3 of different polarity in particular aluminum and / or copper foils and / or foils of a metal alloy, are stacked on top of one another and by means of a separator (not shown), in particular a Separatorfolie, electrically isolated from each other.
  • the Stromabieiterfahen 4 In an over the central region of the electrode stack 1 protruding edge region of the electrode films 3, the Stromabieiterfahnen 4, electrode films 3 of the same polarity are electrically connected together.
  • the Stromabieiterfahnen 4 are electrically conductively pressed together and / or welded and form the poles of the electrode stack. 1
  • FIG. 2 shows the electrode stack 1 of the flat cell 2 according to FIG. 1 in a perspective overall view.
  • FIG. 3 shows a sectional view of the electrode stack 1 according to FIG. 1, wherein the electrode stack 1 is arranged in a frame 6 surrounding the edge of the electrode stack 1.
  • This frame 6 has two spaced-apart material returns 7, which are designed so that the poles formed from the Stromabieiterfahen 4 are arranged in the material returns 7.
  • the clear height of the material returns 7 is formed so that it corresponds to the corresponding extent of the unaffected stacked Stromabieiterfahen 4 or less than this.
  • the depth of the material returns 7 corresponds to the corresponding extent of Stromabieiterfahen 4 or is designed to be larger than this.
  • the frame 6 is preferably made of an electrically insulating material, so that the poles of different polarity formed from the Stromabieiterfahen 4 from each other electrically are isolated and can be dispensed with in an advantageous manner to additional arrangements for electrical insulation.
  • FIG. 4 shows an overall view of the electrode stack 1 according to FIG. 3 arranged in the frame 6.
  • FIG. 5 shows a sectional view of the electrode stack 1 arranged in the frame 6 according to FIG. 3, wherein two flat housing parts 8 are arranged on the frame 6. An attachment of the housing parts 8 takes place in a manner not shown by gluing and / or crimping the housing parts 8 in a non-illustrated peripheral recess in the frame 6.
  • the frame 6 and the housing parts 8 form a cell case to protect the electrode stack 1 before penetrating particles, moisture and against mechanical effects on the electrode stack 1.
  • the poles formed from the Stromabieiterfahen 4 are pressed against the housing parts 8, so that an electrical potential of Stromabieiterfahen 5 abuts each one of the housing parts 8, which are electrically insulated from each other by means of the frame 6.
  • the invention can between the poles, which z. B. made of copper, and the housing parts 8, which z. B. made of aluminum, in addition a film not shown, which z. B. made of nickel, are introduced to achieve an improved connection between the poles and the housing parts 8.
  • FIG. 6 shows an enlargement of an edge region of the electrode stack 1 arranged in the frame 6 with two housing parts 8 according to FIG. 5 arranged on the frame 6.
  • FIG. 7 shows a perspective view of the flat cell 2 from FIG. 6 during the contacting of one of the housing parts 8 with one of the poles by indirect spot welding.
  • the flat cell 2 lies on a base 9 at least in the region of one of the poles.
  • two welding electrodes 10 are pressed on the housing part 8 to be contacted. Through a current flow between the welding electrodes 10, a region of the housing part 8 and the Stromabieiterfahen 4 is melted in the immediate vicinity of the welding electrode 10 and below, while a lying between the welding electrodes region of the housing part 8 and the Stromabieiterfahen 4 only serves the current flow between the welding electrodes 10, but not melted.
  • a plurality of such double welds can be carried out for the same pole.
  • FIG. 8 shows a sectional view of a section of the flat cell 2 of FIG. 6 during indirect spot welding.
  • the housing part 8 is fused with the Stromabieiterfahen 4.
  • FIG. 9 is a symbolic representation of a power supply during indirect spot welding of the flat cell 2.
  • a welding transformer 12 is provided. At the primary winding 13, an AC voltage is applied. To a secondary winding 14, the two welding electrodes 10 are connected. When both welding electrodes 10 are pressed against the housing part 8, there is a current flow through the secondary winding via the welding electrodes 10, the contacting areas 11, the housing part 8 and at least part of the current sinking lugs 4.
  • FIG. 10 shows an exploded view of the single cell 2 with elastic mats 15 between the material returns 7 of the frame 6 and the Stromabieiterfahen 4 of the poles. In this way, a bias between the material withdrawal 7 and the Stromabieiterfahen 4 can be improved.
  • the elastic mat 7 may, for example, comprise glass fibers and / or be formed as a ceramic fleece. Such an elastic mat 7 prevents unwanted heat input in the frame 6, for example made of plastic, during welding.
  • Figure 11 shows the single cell of Figure 10 in the assembled state in a sectional view.
  • the elastic mats 15 shown are also usable when the Contacting between the housing part 8 and the Stromabieiterfahen 4 other than by means of indirect spot welding, for example by means of laser welding or compression.
  • one of the poles may be formed from aluminum and electrically conductively connected to the corresponding housing part 8 formed from aluminum, while the other of the poles is formed from copper and electrically conductively connected to the corresponding housing part 8, at least in a contact region to the pole, copper becomes.
  • the housing part 8 comprising copper can be provided on one outer side with an aluminum layer, for example by roll-plating or electrochemically.
  • the single cell 2 may be deviating in a different form than a flat cell.
  • the Stromabieiterfahen 4 same polarity can be electrically connected to each other before welding to the housing part 8, for example by means of spot welding or ultrasonic welding.
  • the electrode foils 3 are one of the electrodes made of copper or a copper-containing alloy and the electrode foils 3 of the other electrode are formed from aluminum foil or an aluminum-containing alloy.
  • the single cell 2 is a lithium-ion cell. LIST OF REFERENCE NUMBERS

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Inorganic Chemistry (AREA)
  • Connection Of Batteries Or Terminals (AREA)
  • Sealing Battery Cases Or Jackets (AREA)

Abstract

L'invention concerne une cellule individuelle (2) pour une batterie et un procédé de fabrication associé. La cellule individuelle comprend un empilement d'électrodes (1) disposé à l'intérieur d'un boîtier de la cellule, les électrodes individuelles, de préférence des films d'électrodes (3), étant électriquement reliées à des cosses de dérivation de courant (4). Les électrodes de différentes polarités au moins sont électriquement isolées les unes des autres par un séparateur, de préférence un film séparateur. Des cosses de dérivation de courant (4) de même polarité sont reliées ensemble en un pôle de manière électriquement conductrice. Les cosses de dérivation de courant (4) d'un pôle sont pressées et/ou soudées ensemble de manière électriquement conductrice. Le boîtier d'une cellule comporte deux parties de boîtier (8) électriquement conductrices qui sont électriquement isolées l'une de l'autre. Les cosses de dérivation de courant (4) de chaque polarité sont reliées de manière électriquement conductrice à une des parties de boîtier (8) électriquement conductrices. L'invention est caractérisée en ce que les cosses de dérivation de courant (4) de chaque polarité sont reliées de manière électriquement conductrice à une des parties de boîtier (8) électriquement conductrices par soudage par points indirect au moyen de deux électrodes de soudure (10) pressées sur la partie de boîtier (8).
PCT/EP2009/008108 2008-12-02 2009-11-13 Cellule individuelle pour batterie et procédé de fabrication associé WO2010063364A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102008059963.8A DE102008059963B4 (de) 2008-12-02 2008-12-02 Einzelzelle für eine Batterie und Verfahren zu deren Herstellung
DE102008059963.8 2008-12-02

Publications (1)

Publication Number Publication Date
WO2010063364A1 true WO2010063364A1 (fr) 2010-06-10

Family

ID=41395065

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2009/008108 WO2010063364A1 (fr) 2008-12-02 2009-11-13 Cellule individuelle pour batterie et procédé de fabrication associé

Country Status (2)

Country Link
DE (1) DE102008059963B4 (fr)
WO (1) WO2010063364A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113921994A (zh) * 2021-09-30 2022-01-11 宁德新能源科技有限公司 电池及用电设备

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130216872A1 (en) * 2012-02-21 2013-08-22 Johnson Controls Technology Company Prismatic electrochemical cell
DE102014018975A1 (de) * 2014-12-18 2016-06-23 Daimler Ag Batteriezelle für eine Kraftfahrzeugbatterie
DE102019001893A1 (de) 2019-03-18 2019-11-14 Daimler Ag Verfahren zur Herstellung von elektrischen Verbindungen wenigstens zweier Batteriezellen für eine Batterie eines Kraftfahrzeugs, insbesondere eines Kraftwagens

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01187761A (ja) * 1988-01-20 1989-07-27 Matsushita Electric Ind Co Ltd 密閉型鉛蓄電池
JPH01194263A (ja) * 1988-01-27 1989-08-04 Matsushita Electric Ind Co Ltd 密閉形鉛蓄電池
JPH11111241A (ja) * 1997-10-08 1999-04-23 Japan Storage Battery Co Ltd 非水電解質二次電池
EP0955682A1 (fr) * 1998-05-04 1999-11-10 Alcatel Captage de courant électrique par les extrémités d'une cellule électrochimique enroulée en spirale
US6056185A (en) * 1998-03-18 2000-05-02 Ga-Tek Inc. Method of connecting batteries to electronic circuits
US6406815B1 (en) * 2000-02-11 2002-06-18 Delphi Technologies, Inc. Compact lithium ion battery and method of manufacturing
US20070037054A1 (en) * 2000-11-01 2007-02-15 Sony Corporation Battery, method of manufacturing the same, method of manufacturing weldment, and pedestal

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4587180A (en) * 1981-02-10 1986-05-06 Sanyo Electric Co., Ltd. Non-aqueous cell having connecting tabs
JP4428905B2 (ja) 2002-02-01 2010-03-10 日本電気株式会社 扁平型電池およびそれを用いた組電池
US7659029B2 (en) 2004-10-26 2010-02-09 Nissan Motor Co., Ltd. Battery module with insulating plates nipping electrode tabs
US20060108335A1 (en) * 2004-10-29 2006-05-25 Hailiang Zhao Laser penetration weld

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01187761A (ja) * 1988-01-20 1989-07-27 Matsushita Electric Ind Co Ltd 密閉型鉛蓄電池
JPH01194263A (ja) * 1988-01-27 1989-08-04 Matsushita Electric Ind Co Ltd 密閉形鉛蓄電池
JPH11111241A (ja) * 1997-10-08 1999-04-23 Japan Storage Battery Co Ltd 非水電解質二次電池
US6056185A (en) * 1998-03-18 2000-05-02 Ga-Tek Inc. Method of connecting batteries to electronic circuits
EP0955682A1 (fr) * 1998-05-04 1999-11-10 Alcatel Captage de courant électrique par les extrémités d'une cellule électrochimique enroulée en spirale
US6406815B1 (en) * 2000-02-11 2002-06-18 Delphi Technologies, Inc. Compact lithium ion battery and method of manufacturing
US20070037054A1 (en) * 2000-11-01 2007-02-15 Sony Corporation Battery, method of manufacturing the same, method of manufacturing weldment, and pedestal

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113921994A (zh) * 2021-09-30 2022-01-11 宁德新能源科技有限公司 电池及用电设备

Also Published As

Publication number Publication date
DE102008059963A1 (de) 2010-06-10
DE102008059963B4 (de) 2014-11-27

Similar Documents

Publication Publication Date Title
DE102007063181B4 (de) Einzelzelle für eine Batterie sowie Verfahren zu deren Herstellung
DE102007063184B4 (de) Einzelzelle für eine Batterie zur elektrischen Kontaktierung
WO2009103525A1 (fr) Batterie comportant plusieurs cellules individuelles
DE102008010814B4 (de) Einzelzelle für eine Batterie und ihre Verwendung
WO2012062396A1 (fr) Batterie comportant un ensemble de cellules
WO2013017203A1 (fr) Élément unitaire pour batterie et batterie
DE102008059963B4 (de) Einzelzelle für eine Batterie und Verfahren zu deren Herstellung
EP3618147B1 (fr) Élément de batterie et procédé de fabrication d'un élément de batterie
EP2243179B1 (fr) Procédé de fabrication d'une cellule individuelle pour batterie
EP3284119B1 (fr) Batterie comprenant un boîtier métallique prismatique
DE102013206636A1 (de) Batteriezelle mit einem aus mindestens zwei Teilen bestehenden Deckel sowie ein Verfahren zur Herstellung einer Batteriezelle
WO2011012203A1 (fr) Élément unitaire de batterie comprenant un boîtier
DE102013021115A1 (de) Einzelzelle, Verfahren zur Herstellung einer Einzelzelle und elektrische Batterie
DE102019103614A1 (de) Überstromschutzvorrichtung für eine Energiespeicherzelle
DE102010008746A1 (de) Elektrochemische Speicherzelle
WO2009103520A1 (fr) Cellule individuelle pour batterie et procédé de fabrication d'une cellule individuelle pour batterie
DE102022120549A1 (de) Batterie mit einem Gehäuse und einer elektrisch isolierenden Umhüllung
DE102022106690A1 (de) Batterie und Batteriestack mit Potentialausgleich zur Umhüllung
DE102021127860A1 (de) Verfahren zur Herstellung einer Batteriezelle sowie Batteriezelle
DE102022103702A1 (de) Batteriezelle
DE102022111386A1 (de) Batterie
DE102008059944B4 (de) Batterie mit Einzelzellen, Verfahren zur Herstellung der Batterie und ihre Verwendung
DE102011120460A1 (de) Zellverbund mit einer vorgebbaren Anzahl von parallel und/oder seriell miteinander verschalteten Einzelzellen
DE102013206631A1 (de) Batteriezelle mit einem aus mindestens zwei Teilen bestehenden Deckel sowie ein Verfahren zur Herstellung einer Batteriezelle
DE102013206633A1 (de) Batteriezelle mit einem aus mindestens zwei Teilen bestehenden Deckel sowie ein Verfahren zur Herstellung einer Batteriezelle

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 09751827

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 09751827

Country of ref document: EP

Kind code of ref document: A1