WO2019063438A1 - Connecteur de cellules pour un dispositif électrochimique - Google Patents

Connecteur de cellules pour un dispositif électrochimique Download PDF

Info

Publication number
WO2019063438A1
WO2019063438A1 PCT/EP2018/075658 EP2018075658W WO2019063438A1 WO 2019063438 A1 WO2019063438 A1 WO 2019063438A1 EP 2018075658 W EP2018075658 W EP 2018075658W WO 2019063438 A1 WO2019063438 A1 WO 2019063438A1
Authority
WO
WIPO (PCT)
Prior art keywords
layer
cell
cell connector
connector according
electrochemical device
Prior art date
Application number
PCT/EP2018/075658
Other languages
German (de)
English (en)
Inventor
Stephanie ROSENKRANZ
Original Assignee
Elringklinger 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 Elringklinger Ag filed Critical Elringklinger Ag
Publication of WO2019063438A1 publication Critical patent/WO2019063438A1/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
    • H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
    • H01M50/521—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing characterised by the material
    • H01M50/522—Inorganic material
    • 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 present invention relates to a cell connector for an electrochemical device, for electrically connecting at least one first cell terminal of a first electrochemical cell of the electrochemical device to a second cell terminal of a second electrochemical cell of the electrochemical device and / or to a current connection element of the electrochemical device.
  • Such a cell connector serves to connect a plurality of electrochemical cells of the electrochemical device parallel to each other or in series and / or electrically conductively connected to a power connection element of the electrochemical device, by means of which the electrochemical device to an external power source, to an external electrical load or another electrochemical device can be connected.
  • a high current carrying capacity requires a large electrically conductive cross-sectional area, in particular perpendicular to a connecting direction, along which a plurality of contact areas of the cell connector, at which the cell connector is connectable to different cell terminals of different electrochemical cells, follow one another.
  • Body of the cell connector used to keep the heating of the cell connector in the operation of the electrochemical device into a tolerable for the functioning of the electrochemical cells frame.
  • the following invention has for its object to provide a cell connector of the type mentioned, which has a comparatively low stiffness and a small footprint and is preferably still easy to install.
  • the cell connector comprises a base body which is formed of a multilayer composite material, wherein the composite material at least a first layer of a first electrically conductive material and at least one second Layer comprises a second electrically conductive material and wherein the first layer with at least the first cell terminal and the second cell terminal and / or the power connector element is materially connectable.
  • the cell connector By using a multilayer composite material instead of multiple layers of a homogeneous material, it becomes possible to provide the cell connector very compactly from a material system in which the first layer for producing a material connection of the cell connector with at least the first cell terminal and the second cell terminal and / / or the power supply element is optimized and the second layer is optimized in terms of current carrying capacity of the cell connector.
  • the first electrically conductive material has good joining properties for producing a material connection with the cell terminals of the electrochemical cells.
  • the second electrically conductive material preferably has a high specific electrical conductivity.
  • first layer and the second layer are joined together by roll-plating.
  • the first layer preferably comprises aluminum, nickel and / or iron.
  • the first layer comprises aluminum, nickel or iron as the main constituent.
  • the main component of a material is that element whose weight fraction is the largest in the material in question.
  • a first layer of the composite material which comprises aluminum, nickel and / or iron, has the advantage that it can be connected in a simple manner to the cell terminals and / or to the current connection elements of the electrochemical device, for example by welding, in particular by laser welding, ultrasound welding or friction stir welding.
  • the cell terminals of the electrochemical device and / or the power connection elements of the electrochemical device comprise aluminum, nickel and / or iron, in particular as the main constituent.
  • the second layer of the composite material comprises copper. - -
  • Copper has a very high specific electrical conductivity, so that large current carrying capacities can be achieved with comparatively small electrically conductive cross-sectional areas.
  • the second layer comprises copper as the main constituent.
  • the main body of the cell connector at least a first contact region, which is materially connectable to the first cell terminal, and another contact area, which is materially connectable to the second cell terminal or to the power connector element, and one between the Having the first contact region and the further contact region arranged elastically and / or plastically deformable compensation region.
  • Such a compensation area may in particular have one or more compensation waves.
  • Such a compensating shaft preferably runs transversely, in particular substantially perpendicularly, to a connecting direction of the cell connector, along which the contact regions of the cell connector which are connected to one another by the compensation region follow one another.
  • a - taken in particular along the connecting direction - cross-section which includes at least one U-shape, S-shape, ⁇ -shape and / or meandering.
  • the cell connector preferably has two, three or more contact areas for electrically contacting each of a cell terminal of an electrochemical cell.
  • the main body of the cell connector is preferably formed by separating out a main body preform from a raw material formed of the composite material and forming the main body preform into the main body.
  • the starting material, from which the main body preform is cut out, is preferably flat.
  • the forming of the main body preform to the main body can be done for example by an embossing process or by a deep drawing process.
  • the separation of the main body preform from the starting material can be done for example by punching or by cutting, for example by means of a laser or by water jet cutting.
  • the second layer of the composite material extends substantially over the entire extent of the first layer of the composite material.
  • the second layer has a greater thickness than the first layer of the composite material.
  • the thickness of the second layer is at least twice, in particular at least three times, particularly preferably at least four times, the thickness of the first layer.
  • the first layer of the composite material primarily performs the function of establishing a connection to the cell terminals and / or to the power connection elements of the electrochemical device.
  • the thickness of the first layer can therefore be comparatively small.
  • the second layer of the composite primarily performs the function of carrying the current flowing through the cell connector. Since the current carrying capacity of the second layer increases with the thickness of this layer, it is therefore advantageous to form the second layer with a large thickness compared to the thickness of the first layer.
  • the first layer has a thickness of at least 0.1 mm, in particular of at least 0.15 mm, particularly preferably of at least 0.2 mm.
  • the first layer has a thickness of at most 0.4 mm, in particular of at most 0.3 mm, particularly preferably of at most 0.25 mm.
  • the second layer preferably has a thickness of at least 0.5 mm, in particular of at least 1.0 mm.
  • the second layer has a thickness of at most 3.0 mm, preferably of at most 2.0 mm, in particular of at most 1.5 mm, particularly preferably of at most 1.2 mm.
  • the thickness of the first layer is about 0.21 mm and the thickness of the second layer is about 1.19 mm. - -
  • the composite material comprises a third layer, which is arranged on the side facing away from the first layer of the second layer.
  • the composite material from which the base body is formed has, in this embodiment, a sandwich structure in which the second layer forms a core layer which is enclosed by the first layer and the second layer as cover layers.
  • the third layer is preferably made of substantially the same
  • the third layer may also be formed from a material different from the material of the first layer.
  • the material of the first layer is chosen so that it is suitable for a material-locking connection with the cell terminals of the electrochemical cells, which are to be interconnected by the cell connector.
  • These cell terminals may contain as the main constituent in particular aluminum, nickel or iron.
  • the material of the third layer is preferably chosen such that it is suitable for a material connection with voltage tapping leads of the cell contacting system.
  • a cohesive electrically conductive connection for example with a cell terminal or with a power supply element of the electrochemical device, with aistsabgriffs ein or with a temperature sensor, on both opposite sides of the body, namely on the side of the first Location and on the side of the third location, can be done.
  • the cell terminals become that through the cell connector - Connected to each other cells cohesively connected to the first layer and / or amessabgriffstechnisch the Zellutton ists- system is materially connected to the third layer.
  • the material of the third layer comprises aluminum, nickel and / or iron, in particular aluminum, nickel or iron as the main constituent.
  • the third layer may extend over substantially the entire extent of the second layer. However, it can also be provided that the third layer has recesses, in particular in the contact areas at which the cell connector is connected to cell terminals in order to facilitate the production of a material connection between the cell terminals and the first layer, in particular when they pass through Laser welding is produced.
  • a cell connector comprising a composite body comprising a first layer of an aluminum material and a second layer of a copper material, the thickness of the first layer being 0.21 mm and the thickness of the second layer is 1.19 mm and both layers are joined together by roller plating, even after 50,000 deformation cycles at a deformation force amplitude of about 600 N and a deformation path amplitude of about 180 pm has an elastic deformation behavior.
  • the main body of the cell connector comprises only a single composite material layer, which in turn comprises the first layer and the second layer and optionally the third layer.
  • the cell connector according to the invention is particularly suitable for use as part of a Zellnapsticianssystems for an electrochemical device.
  • the electrochemical device preferably comprises a plurality of electrochemical cells.
  • the electrochemical cells can substantially identical to the electrochemical cells.
  • the electrochemical cells can substantially identical to the electrochemical cells.
  • the electrochemical device may in particular be designed as an accumulator, for example as a lithium-ion accumulator.
  • the electrochemical device is designed as an accumulator, it is suitable, in particular, as a heavy-duty energy source, for example for the propulsion of motor vehicles.
  • FIG. 1 is a perspective view of a cell connector for an electrochemical device, for electrically connecting three cell terminals of three electrochemical cells of the electrochemical device with each other and with a
  • the cell connector comprises a base body, which is formed from a multilayer composite material
  • FIG. 2 is a side view of the cell connector of FIG. 1, with the viewing direction perpendicular to a connecting direction of the cell connector, along which follow the cell terminals to be connected to each other;
  • FIG. 3 is an enlarged view of the area III of FIG. 2;
  • FIG. 4 is a top plan view of the cell connector of FIGS. 1 to
  • FIG. 5 is a fragmentary view, corresponding to FIG. 3, of a second embodiment of the cell connector in which the main body of the cell connector is formed from a three-layer composite material;
  • FIG. 6 is a perspective view of a third embodiment of the cell connector for an electrochemical device, for electrically connecting five cell terminals of five electrochemical cells of the electrochemical device to each other and to a power connection element of the electrochemical device;
  • FIG. 7 is a side view of the cell connector of FIG. 6, with the viewing direction perpendicular to a connecting direction of the cell connector, along which in the assembled state of the cell connector, the cell terminals to be connected to each other follow each other;
  • FIG. 8 is an enlarged view of the area VIII of FIG. 7;
  • FIG. 9 is a plan view of the cell connector of FIGS. 6 to 8, in FIG.
  • FIG. 10 is a fragmentary view corresponding to FIG. 8 of a fourth embodiment of the cell connector, in which the main body of the cell connector is formed of a three-layered composite material.
  • An electrochemical device (not shown as a whole) comprising a plurality of electrochemical cells comprises a cell contacting system 100, which in turn comprises a plurality of cell connectors 102, the cell connectors 102 electrically paralleling the electrochemical cells of the electrochemical device, such as a battery module or to connect in series and to be able to connect the electrochemical cells to an external power source, to an external consumer and / or to another electrochemical device, for example a further battery module.
  • Such a cell connector 102 is shown in detail in FIGS. 1 to 4 shown.
  • the cell connector 102 comprises several, for example three, contact regions 104 for respectively contacting a cell terminal 106 of an electrochemical cell.
  • the in Figs. 1 to 4 comprises in particular a first contact region 104a for electrically contacting a first cell terminal 106a of a first electrochemical cell, a second contact region 104b for electrically contacting a second cell terminal 106b of a second electrochemical cell, and a third contact region 106c for electrically conductive contacting a third cell terminal 106c of a third electrochemical cell (see Fig. 4).
  • Each of the contact regions 104 may be substantially planar.
  • Each of the contact regions may have an, for example, substantially circular, through opening 108.
  • each of the contact regions 104 may have a recess 110 at one of its edges. - -
  • the contact regions 104 of the cell connector 102 follow one another along a connection direction 112 of the cell connector 102 and are preferably spaced apart along the connection direction 112.
  • the cell connector 102 preferably includes a power connector portion 114 for contacting a power connector element 116 (see FIG. 4), which may preferably extend into the exterior of the electrochemical device to be contacted by an external electrical conductor (not shown).
  • the power connection area 114 may be substantially planar.
  • the power connection region 114 may be formed with its main surfaces 118a, 118b substantially flush with the main surfaces 120a, 120b of one of the contact regions 104 of the cell connector, for example the first contact region 104a.
  • the power connection region 114 may alternatively be offset and / or inclined with respect to the adjacent contact region 104, for example by an angle of approximately 90 °.
  • the power connection region 114 of the cell connector 102 may follow along the connection direction 112 to one of the contact regions 104, for example to the first contact region 104a, of the cell connector 102.
  • the power connection region 114 can be connected directly to the relevant contact region 104 of the cell connector 102.
  • two contact regions 104 of the cell connector 102 are preferably connected to one another by a respective elastically and / or plastically deformable compensation region 122 arranged therebetween.
  • first contact region 104a and the second contact region 104b may be connected to one another via a first compensation region 122a
  • the second contact region 104b and the third contact region 104c may be connected to one another via a second compensation region 122b.
  • Each of the compensation regions 122 may, in particular, have one or more compensation waves 124 running transversely, preferably substantially perpendicular, to the connection direction 112 of the cell connector 102.
  • each compensation region 122 may have a cross-section, taken along the connecting direction 112, which has at least one U-shape, S-shape, ⁇ -shape and / or
  • the contact regions 104, the compensation regions 122 and optionally the current connection region 114 together form a one-piece main body 126 of the cell connector 102.
  • the base body 126 is formed from a multilayer composite material, wherein the composite material in the first embodiment shown in FIGS. 1 to 4, a first layer 128 of a first electrically conductive material and a second layer 130 of a second electrically conductive Material includes. - -
  • the first layer 128 of the composite material in the mounted state of the cell contacting system 100 faces the cell terminal 106 to be contacted to one another by means of the cell connector 102 and is connected to it in a materially bonded manner.
  • the first layer 128 and the second layer 130 of composite material are preferably joined together by roll-plating.
  • the first material contains aluminum, nickel or iron as the main constituent, and / or the second material contains copper as the main constituent.
  • the main component of a material is that element whose weight fraction is the largest in the material in question.
  • the second layer 130 extends substantially over the entire extent of the first layer 128.
  • the second layer 130 preferably has a greater thickness than the first layer 128.
  • the thickness d 2 of the second layer 130 is at least twice, in particular at least three times, particularly preferably at least four times, the thickness di of the first layer 128.
  • the first layer 128 has a thickness di of at least 0.1 mm, in particular of at least 0.15 mm, particularly preferably of at least 0.2 mm.
  • the first layer 128 has a thickness di of at most 0.4 mm, in particular of at most 0.3 mm, particularly preferably of at most 0.25 mm. - -
  • the second layer 130 preferably has a thickness d 2 of at least
  • the second layer 130 has a thickness d 2 of at most 3.0 mm, preferably of at most 2.0 mm, in particular of at most 1.5 mm, particularly preferably of at most 1.2 mm.
  • the main body 126 of the cell connector 102 is formed as follows:
  • the separation of the main body preform from the starting material can be done for example by punching or by cutting, for example by means of a laser or by water jet cutting.
  • the direction along which the composite passes during rolling plating between the rolls is preferably oriented substantially parallel to the connecting direction 112 of the cell connector 102.
  • the cell connectors 102 are respectively arranged with the first layer 128 of the base body 126 at the cell terminals 106 to be electrically conductively connected to each other by the respective cell connector 102. - -
  • the cell connectors 102 are electrically conductively contacted with the respective associated cell terminals 106 and optionally with the power connection element 116, preferably by material connection, in particular by welding, for example by laser welding, ultrasonic welding or friction stir welding.
  • FIG. 5 shows a detail of a second embodiment of a cell connector 102 for a cell contacting system 100 of an electrochemical device that differs from the first embodiment shown in FIGS. 1 to 4 in that the base body 126 of the cell connector 102 is formed from a composite material which is in addition to the first layer 128 and the second layer 130 comprises a third layer 132, which is arranged on the side facing away from the first layer 128 of the second layer 130.
  • the third layer 132 is formed from substantially the same material as the first layer 128.
  • the third layer 132 can also be formed from a material different from the material of the first layer 128.
  • the material of the first layer 128 is selected to be suitable for a material bond with the cell terminals 106 of the electrochemical cells to be interconnected by the cell connector 102.
  • These cell terminals 106 may contain as the main component, in particular aluminum, nickel or iron.
  • the material of the third ply 132 is preferably selected to be suitable for cohesive connection to voltage taps of the
  • Cell contacting system 100 is suitable. - -
  • the third layer 132 preferably has a thickness d 3 which is substantially the same as the thickness di of the first layer 128.
  • the third layer 132 is preferably roll bonded to the second layer 130.
  • the composite material from which the base body 126 is formed has, in this embodiment, a sandwich structure in which the second layer 130 forms a core layer which is enclosed by the first layer 128 and the third layer 132 as cover layers.
  • a cohesive, electrically conductive connection for example with a cell terminal 106 or with a power connection element 116, with a voltage tapping line or with a temperature sensor, on both sides of the main body 126 opposite to one another, namely on the side of the first Layer 128 and on the side of the third layer 132, can be made.
  • the material of the third layer 132 contains aluminum, nickel or iron as the main constituent.
  • the thicknesses of the first layer 128 and d 2 of the second layer 130 can be selected in the second embodiment, in particular in the same areas as in the first embodiment described above. - -
  • the thickness d 3 of the third layer 132 may preferably be selected in the same ranges as indicated above for the thickness di of the first layer 128.
  • a cell connector 102 for a cell contacting system 100 of an electrochemical device differs from the first embodiment shown in FIGS. 1 to 4 in that the cell connector 102 in the third embodiment has a larger number of contact portions 104 for electrically conductive contacting of cell terminals 106 of the electrochemical device, for example five contact areas 104a to 104e.
  • All contact regions 104a to 104e follow one another along the connection direction 112 of the cell connector 102.
  • the cell connector 102 has a terminal lug 134 projecting, for example, from one of the contact areas 104, for example, from the first contact area 104a.
  • the terminal lug projects from the current connection region 114 of the cell connector 102.
  • the terminal lug 134 preferably extends transversely, in particular substantially perpendicularly, to the connection direction 112 from the contact region 104 or from the current connection region 114 of the cell connector 102. - -
  • the terminal lug 134 may serve to electrically connect the cell connector 102 to a voltage tapping lead of the cell contacting system 100.
  • connection lug 134 can serve to serve on it a sensor element (not shown), for example a
  • the sensor element can be materially connected to the terminal lug 134, in particular to the first layer 128 of the composite material of the main body 126 of the cell connector 102, for example by welding, in particular by laser welding, ultrasonic welding or friction stir welding.
  • the sensor element may be formed by adhesion (in particular by means of a heat-conducting pad, by means of a thermal compound and / or by means of a heat-conductive adhesive), by press-fitting or by positive locking (optionally after a reshaping of the terminal lug 134, through which a receptacle for the sensor element will) with the
  • Terminal lug 134 are connected.
  • FIGS. 6 to 9 the third embodiment of a cell connector 102 shown in FIGS. 6 to 9 is the same in construction, function and method of manufacture as in FIG. 1 to 4 illustrated first embodiment, the above description of which reference is made. - -
  • FIG. 10 shows a fourth embodiment of a cell connector 102, which is shown in detail in FIG. 6, in that the composite material of the base body 126, in addition to the first layer 128 and the second layer 130, also comprises a third layer 132 which is located on the the first layer 128 opposite side of the second layer 130 is arranged.
  • the composite material from which the base body 126 is formed, in this fourth embodiment of a cell connector 102 may have, in particular, the same construction as in the case of the one shown in FIG. 5 illustrated second embodiment.
  • FIG. 10 fourth embodiment of a cell connector 100 in terms of structure, function and method of manufacture with the third embodiment shown in FIGS. 6 to 9, the above description of which reference is made in this regard.
  • a terminal lug 134 of the type described above in connection with the third and the fourth embodiment of a cell connector 100 may also be provided in the first or second embodiment of a cell connector 100 shown in FIGS. 1 to 5.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Connection Of Batteries Or Terminals (AREA)

Abstract

L'invention concerne un connecteur de cellules pour un dispositif électrochimique servant à connecter de manière électroconductrice au moins un premier terminal de cellules d'une première cellule électrochimique du dispositif électrochimique à un deuxième terminal de cellules d'une deuxième cellule électrochimique du dispositif électrochimique et/ou à un élément de branchement électrique du dispositif électrochimique. L'invention vise à créer un connecteur de cellules, qui présente une faible rigidité comparativement et un encombrement modéré et qui se laisse toutefois monter facilement. L'invention propose à cet effet que le connecteur de cellules comprend un corps de base qui est formé à partir d'un matériau composite multicouche. Le matériau composite comprend au moins une première couche composée d'un premier matériau électroconducteur et au moins une deuxième couche composée d'un deuxième matériau électroconducteur. La première couche peut être reliée par liaison de matière au moins au premier terminal de cellules et au deuxième terminal de cellules et/ou à l'élément de branchement électrique.
PCT/EP2018/075658 2017-09-29 2018-09-21 Connecteur de cellules pour un dispositif électrochimique WO2019063438A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102017122784.9 2017-09-29
DE102017122784.9A DE102017122784A1 (de) 2017-09-29 2017-09-29 Zellverbinder für eine elektrochemische Vorrichtung

Publications (1)

Publication Number Publication Date
WO2019063438A1 true WO2019063438A1 (fr) 2019-04-04

Family

ID=63857863

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2018/075658 WO2019063438A1 (fr) 2017-09-29 2018-09-21 Connecteur de cellules pour un dispositif électrochimique

Country Status (2)

Country Link
DE (1) DE102017122784A1 (fr)
WO (1) WO2019063438A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021245259A1 (fr) * 2020-06-04 2021-12-09 Saft Organe de connexion pour relier deux accumulateurs

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3033117A1 (de) * 1980-09-03 1982-04-22 Brown, Boveri & Cie Ag, 6800 Mannheim Elektrochemische speicherzelle
EP1313156A2 (fr) * 2001-11-14 2003-05-21 Nissan Motor Co., Ltd. Batterie assemblée
EP2541648A1 (fr) * 2011-06-30 2013-01-02 ElringKlinger AG Connecteur de cellules

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102011076624A1 (de) * 2011-05-27 2012-11-29 Elringklinger Ag Zellverbinder
DE102012100862A1 (de) * 2012-02-02 2013-08-08 Elringklinger Ag Zellverbinder
DE102013213540A1 (de) * 2013-07-10 2015-01-15 Robert Bosch Gmbh Batterie mit einem Zellverbinder, Kraftfahrzeug mit der Batterie sowie Verfahren zur Herstellung der Batterie
DE102016121265A1 (de) * 2016-11-07 2018-05-09 Elringklinger Ag Zellkontaktierungssystem für eine elektrochemische Vorrichtung

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3033117A1 (de) * 1980-09-03 1982-04-22 Brown, Boveri & Cie Ag, 6800 Mannheim Elektrochemische speicherzelle
EP1313156A2 (fr) * 2001-11-14 2003-05-21 Nissan Motor Co., Ltd. Batterie assemblée
EP2541648A1 (fr) * 2011-06-30 2013-01-02 ElringKlinger AG Connecteur de cellules

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021245259A1 (fr) * 2020-06-04 2021-12-09 Saft Organe de connexion pour relier deux accumulateurs
FR3111238A1 (fr) * 2020-06-04 2021-12-10 Saft Organe de connexion pour relier deux accumulateurs

Also Published As

Publication number Publication date
DE102017122784A1 (de) 2019-04-04

Similar Documents

Publication Publication Date Title
EP2715838B1 (fr) Connecteur de cellule
EP3231033B1 (fr) Système de mise en contact de cellules pour dispositif électrochimique
EP2745337B1 (fr) Barrette pour élément de batterie, module d'éléments de batterie, procédé de production d'une barrette et véhicule automobile
EP3535789A1 (fr) Système de mise en contact de cellules pour dispositif électrochimique
EP2715833B1 (fr) Module d'accumulation d'énergie composé de plusieurs cellules d'accumulation prismatiques
DE102013220044B4 (de) Zellkontaktierungssystem für eine elektrochemische Vorrichtung und Verfahren zum Herstellen eines Zellkontaktierungssystems
WO2013083214A1 (fr) Batterie et bloc d'éléments d'une batterie
EP2715831A1 (fr) Élément de batterie, batterie ou module d'éléments de batterie, procédé de fabrication d'un élément de batterie et véhicule à moteur
EP2165379A1 (fr) Unité d'accumulation d'énergie électrochimique
EP2713423B1 (fr) Module de batterie avec elément de liaison en forme d'oméga pour relier électriquement des cellules de batterie
WO2011045088A1 (fr) Liaison entre cellules
DE102012100862A1 (de) Zellverbinder
DE102013021549A1 (de) Hochvoltbatterie
EP2541648B1 (fr) Dispositif électrochimique
DE112013004445T5 (de) Elektrische Speichervorrichtung und Verfahren zum Herstellen einer elektrischen Speichervorrichtung
EP2676281B1 (fr) Système équipé d'un boîtier
DE102012202623A1 (de) Zellverbinder
WO2019063438A1 (fr) Connecteur de cellules pour un dispositif électrochimique
WO2018220197A2 (fr) Ensemble de cellules électrochimiques, module d'accumulation d'énergie et procédé pour l'assemblage de ceux-ci
WO2014040677A2 (fr) Élément individuel d'une batterie
WO2013017208A1 (fr) Accumulateur ayant plusieurs éléments d'accumulateur, ainsi que procédé de fabrication de celui-ci
DE102010050998A1 (de) Batterie mit einem Zellverbund
DE102010013028A1 (de) Zellverbund mit einer vorgebbaren Anzahl von parallel und/oder seriell miteinander verschalteten Einzelzellen
DE102021113215A1 (de) Flächenarm bauender Zellverbinder und Herstellverfahren
DE202013012897U1 (de) Zellkontaktierungssystem für eine elektrochemische Vorrichtung

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: 18786224

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: 18786224

Country of ref document: EP

Kind code of ref document: A1