WO2015154995A1 - Unité de stockage d'énergie comprenant une pluralité de sous-unités de stockage d'énergie et système de stockage d'énergie comprenant une pluralité d'unités de stockage d'énergie - Google Patents

Unité de stockage d'énergie comprenant une pluralité de sous-unités de stockage d'énergie et système de stockage d'énergie comprenant une pluralité d'unités de stockage d'énergie Download PDF

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Publication number
WO2015154995A1
WO2015154995A1 PCT/EP2015/056296 EP2015056296W WO2015154995A1 WO 2015154995 A1 WO2015154995 A1 WO 2015154995A1 EP 2015056296 W EP2015056296 W EP 2015056296W WO 2015154995 A1 WO2015154995 A1 WO 2015154995A1
Authority
WO
WIPO (PCT)
Prior art keywords
energy storage
electrically
storage unit
receiving device
wall
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/EP2015/056296
Other languages
German (de)
English (en)
Inventor
Joachim Fetzer
Sarmimala Hore
Holger Fink
Stefan Butzmann
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Priority to CN201580030884.8A priority Critical patent/CN106415881B/zh
Publication of WO2015154995A1 publication Critical patent/WO2015154995A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • 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
    • 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
    • H01M10/64—Heating or cooling; Temperature control characterised by the shape of the cells
    • H01M10/643—Cylindrical cells
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/655—Solid structures for heat exchange or heat conduction
    • H01M10/6556—Solid parts with flow channel passages or pipes for heat exchange
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/655—Solid structures for heat exchange or heat conduction
    • H01M10/6556—Solid parts with flow channel passages or pipes for heat exchange
    • H01M10/6557—Solid parts with flow channel passages or pipes for heat exchange arranged between the cells
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • 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
    • 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
    • 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 an energy storage unit comprising a plurality of energy storage subunits electrically connected to one another, each having a first electrode and a second electrode, a receiving device having at least one receiving space in which the energy storage subunits are arranged, and at least one first contacting element and at least one second contacting element. via which a voltage provided by the energy storage subunits can be tapped.
  • the invention relates to an energy storage system having a plurality of electrically interconnected energy storage units.
  • Energy storage units which comprise a plurality of energy storage sub-units electrically connected to one another are known in the prior art in particular as battery modules, the energy storage subunits being battery cells, in particular secondary battery cells, that is to say rechargeable battery cells.
  • a battery module with a plurality of battery cells is known, the battery cells having a first electrode and a second electrode.
  • the disclosed in this document battery module also includes a receiving device with juxtaposed receiving units, in which battery cells are introduced.
  • the battery cells are electrically interconnected via an electrically conductive connecting element, which is a part of the receiving device, wherein the connecting element is freely accessible from the outside.
  • the receiving device can be connected to other receiving devices.
  • an object of the invention to improve an energy storage unit having a plurality of energy storage subunits electrically connected to one another, in particular in that the handling of the energy storage unit is improved.
  • an electrical interconnection with further energy storage units is to be improved.
  • the ratio of "passive mass”, in particular cell connector, cell housing and / or safety device, to "active mass", in particular cathode material, anode material and / or solvent should also be improved. This should also advantageously a higher energy density of an energy storage unit can be achieved.
  • an energy storage unit comprising a plurality of energy storage subunits electrically interconnected, each having a first electrode and a second electrode, comprising a receptacle having at least one receiving space in which the Energy expheiseren are arranged, and comprising at least a first contacting element and at least a second contacting element, via which a voltage provided by the energy storage subunits can be tapped, proposed.
  • the receiving device of the energy storage unit has at least one first electrically conductive inner wall which is electrically conductively connected to the at least one first contacting element, at least one second electrically conductive inner wall, which is electrically conductively connected to the at least one second contacting element, and electrically non-conductive outer walls wherein the energy storage subunits are electrically interconnected via the at least one first inner wall and the at least one second inner wall.
  • the receiving device itself is preferably cuboidal or cube-shaped.
  • the receiving device completely surrounds the energy storage subunits, so that the
  • Energy storage subunits are not accessible from the outside. That is, in the energy storage unit according to the invention, the voltage provided by the energy storage subunits can advantageously be tapped exclusively via the at least one first contacting element and / or the at least one second contacting element.
  • the at least one first contacting element and / or the at least one second contacting element is designed as a connection pole, in particular as a contact lug or as a contact element contacting the receiving device, preferably as a contact person contacting the receiving device.
  • the energy storage subunits of the energy storage unit according to the invention are battery cells, in particular secondary battery cells, that is to say rechargeable accumulator cells. Especially It is preferably provided that the energy storage subunits are lithium-ion cells.
  • the energy storage unit via the at least one first contacting element and the at least one second contacting element with further preferably identical energy storage units can be connected, wherein the energy storage unit advantageously itself as a battery cell is manageable.
  • the handling of the energy storage unit according to the invention is advantageously particularly safe, for example if such an energy storage unit has to be replaced in the case of an electrical consumer device.
  • the receiving device of the energy storage unit of an electrically non-conductive material preferably of plastic, in particular polyethylene or polyetheretherketone. It is provided in particular that the receiving device is produced by means of an injection molding process. In particular, it is provided that the at least one first inner wall of the
  • Receiving device and / or the at least one second inner wall of the receiving device is formed electrically conductive by the corresponding inner wall having an electrical conductor, such as a copper sheet.
  • This copper sheet can be applied to the respective inner wall, so that the inner wall is formed by the copper sheet electrically conductive. That is, the first inner wall and the second inner wall may in particular comprise an electrically conductive connecting element.
  • Energy storage unit are the electrically conductive inner walls opposing inner walls of the receiving device, wherein the receiving device is preferably formed cuboid.
  • the energy storage subunits are advantageously electrically interconnected via these inner walls.
  • the energy storage subunits Advantageously fixed by these inner walls and in the receiving space of the receiving device.
  • a plurality of energy storage subunits is arranged, that is, in particular, that the individual Energy Techassiiseren are not spaced from each other by sidewalls or the like. This advantageously further improves the weight ratio of passive mass to active mass.
  • the energy storage unit is thereby advantageously made compact.
  • the receiving device is designed to be flexible, wherein the receiving device advantageously has a certain elasticity.
  • the receiving device is thereby advantageously stretched, such that the
  • Energy storage unit has a certain rigidity.
  • the receiving device is designed as a hardcase, that has rigid outer walls.
  • the energy storage subunits are in each case electrically conductively contacted with the at least one first electrically conductive inner wall with the first electrode and are contacted with the second electrode with the at least one second electrically conductive inner wall.
  • the energy storage subunits are thereby electrically connected in parallel.
  • the receiving device has exactly one receiving space in which the energy storage subunits are arranged, preferably next to one another.
  • the receiving device comprises at least one electrically conductive separating element, which separates the receiving space in at least two receiving areas, each arranged an electrode of in a receiving area of the receiving device Energy storage subunits contacted the separator electrically conductive. It is provided in particular that a further first contacting element and / or a further second contacting element is electrically conductively connected to the at least one separating element. The possibility of interconnecting energy storage subunits of the energy storage unit with each other is advantageously provided by the at least one separating element.
  • the receiving device comprises a first electrically conductive separating element and at least one further electrically conductive separating element, wherein some of the energy storage subunits of the energy storage unit are contacted with the first electrode with the first separating element and with the second electrode with a further separating element are contacted.
  • a preferred embodiment of the energy storage unit according to the invention provides that the receiving device comprises exactly one separating element, which separates the receiving space into two receiving areas, preferably divided into two equal receiving areas, wherein a first number of Energysubichersubajien over the first electrodes electrically conductive with the first inner wall and is electrically conductively connected to the separating element via the second electrodes and a second number of energy storage subunits is electrically conductively connected to the second inner wall via the first electrodes and electrically conductively connected to the separating element via the second electrodes.
  • Energy storage subunits preferably corresponds to the second number of energy storage subunits.
  • the first number of energy storage subunits is electrically connected in series with the second number of energy storage subunits.
  • the energy storage subunits of the energy storage unit are of identical construction.
  • the energy storage subunits of the energy storage unit are arranged in one plane. This is advantageously facilitates the introduction of the energy storage subunits in the receiving device. In addition, heat loss from the energy storage subunits is better dissipated.
  • Energy storage unit provides that the electrodes of the energy storage subunits are elastically restoring, advantageously such that the electrodes of the energy storage subunits arranged in the receiving space are spring-loaded.
  • the electrodes are designed as conical springs, or a contacting element, which serves as an electrode of the respective energy storage subunit, is in operative connection with a conical spring, so that the respective electrode can be arranged spring-loaded in the receiving space.
  • the electrode is designed as a spiral spring, in particular with a flat-rectangular profile, which is biased arcuately.
  • the energy storage subunits are advantageously fixed in the receiving chamber of the receiving device in an improved manner.
  • the contacting of the electrodes with the electrically conductive inner walls or with the at least one separating element is advantageously improved, whereby the electrical contact contact resistance is advantageously reduced. This advantageously leads to a lower heating of the energy storage unit.
  • a further advantageous embodiment of the energy storage unit according to the invention provides that a cooling device is arranged on at least one outer wall of the receiving device, preferably a cooling plate, in particular a coolant plate through which a cooling medium flows.
  • the receiving device itself has cooling channels, which can be flowed through by a coolant, in order to temper the energy storage subunits in this way.
  • the receiving device of the energy storage unit comprises arrangement elements, with which the receiving device can be arranged on a cooling device, wherein the Arrangement elements are advantageously made of a thermally highly conductive material, such as copper. The arrangement elements are preferably designed such that heat loss can be dissipated by the energy storage subunits on this.
  • the energy storage subunits are designed as round cells.
  • a "18650" lithium-ion cell is provided as a round cell.
  • the receiving device of the energy storage unit comprises at least one closure element, through which the at least one receiving space is closed to the outside.
  • the receiving device initially has an opening, via which the energy storage subunits are introduced into the at least one receiving space. After arranging the energy storage subunits in the receiving space, the receiving device is closed by means of the closure element.
  • the closure element is preferably formed lid-like.
  • the closure element is adhesively bonded to the receiving device or is connected to the receiving device by means of an ultrasonic welding process.
  • the closure element forms the first inner wall or the second inner wall after closing the receiving device, which provides an electrically conductive connection, via which electrodes of the energy storage subunits are contacted.
  • the closure element is clamped to the receiving device, advantageously by means of at least one correspondingly formed Verspannettis.
  • the clamping element may be formed as a spring clip, preferably in the manner of a Verspannements a Einweckglases.
  • an energy storage system comprising a plurality of energy storage units electrically interconnected with one another is furthermore proposed, wherein the energy storage units are designed as energy storage units according to the invention.
  • the energy storage units are stacked.
  • a cooling device is arranged in each case between two energy storage units.
  • Fig. 1 is a schematic representation of a perspective view of an embodiment of an inventive
  • FIG. 2 shows a schematic representation of an exemplary embodiment of a receiving device of an energy storage unit according to the invention
  • FIG. 3 shows a schematic illustration of a further exemplary embodiment of an energy storage unit according to the invention.
  • FIG. 4 shows a schematic illustration of a further exemplary embodiment of a receiving device of a device according to the invention
  • FIG. 5 shows a schematic illustration of a further exemplary embodiment of an energy storage unit according to the invention.
  • FIG. 6a shows a schematic illustration of a further exemplary embodiment of an energy storage unit according to the invention.
  • 6b shows a schematic illustration of a further exemplary embodiment of an energy storage unit according to the invention
  • 7 shows a schematic illustration of an exemplary embodiment of an energy storage subunit for an energy storage unit according to the invention.
  • FIG. 8 shows a schematic representation of an embodiment of an inventive energy storage system.
  • the energy storage unit 1 comprises a plurality of energy storage subunits electrically connected to one another, in particular of secondary battery cells. These are arranged in a receiving space 5 formed by a receiving device.
  • the receiving device 5 is formed cuboid.
  • the outer walls 11 of the receiving device 5 are formed electrically non-conductive.
  • the arranged in the receiving device 5 Energy Appendixen are electrically interconnected via a first inner wall of the receiving device 5, which has a first electrically conductive connection, and a second inner wall of the receiving device 5, which has a second electrically conductive connection.
  • a first contacting element 7 and a second contacting element 8 are arranged, wherein the first contacting element 7 is electrically conductively connected to the first electrically conductive connection and the second contacting element 8 is connected to the second electrically conductive connection.
  • a voltage provided by the energy storage subunits of the energy storage unit 1 can be tapped off via the contacting elements 7, 8.
  • the outer walls 11 of the receiving device 5 are made of a plastic material.
  • the contacting elements 7, 8 are formed in the embodiment as contact pads.
  • the receiving device 5 in this case has a receiving space 6, in which the energy storage subunits are arranged.
  • a first inner wall 9 of the receiving device 5 is formed electrically conductive and with a first contacting element 7 electrically conductively connected.
  • a second inner wall 10 of the receiving device 5 is likewise designed to be electrically conductive and electrically conductively connected to a second contacting element 8.
  • the outer walls 11 of the receiving device 5 are each formed electrically non-conductive.
  • the receiving device 5 shown in FIG. 2 furthermore has a closure element 12, by which the receiving space 6 is closed to the outside, after the energy storage subunits are arranged in the receiving space 6.
  • the closure element 12 is connected to the receiving device 5 by means of an ultrasonic welding process.
  • the energy storage subunits which are introduced into the receiving space 6, preferably in each case in a segment indicated by the dashed lines 23, thereby have two electrodes, wherein in each case a first electrode with the first electrically conductive inner wall 9 is contacted and a second electrode with the electrically conductive inner wall 10 is contacted.
  • the energy storage subunits are electrically interconnected via the inner walls 9 and 10, wherein a voltage provided by the energy storage subunits can be tapped off via the contacting elements 7, 8.
  • the bottom surface of the receiving device 5 the second electrically conductive
  • Inner wall is, wherein the energy storage subunits are designed accordingly, so that the energy storage subunits can be contacted via the first inner wall 9 and formed as a second inner wall bottom surface.
  • FIG. 3 shows a further exemplary embodiment of an energy storage unit 1 according to the invention.
  • the receiving device 5 can be designed in particular, as explained in connection with FIG.
  • Energy storage subunits 2 in this case designed as rechargeable lithium-ion cells round cells are doing in the receiving space 6 of Recording device 5 introduced.
  • the energy storage subunits 2 are each electrically contacted with the first electrically conductive inner wall 9 with a first electrode 3 and contacted with a second electrode 4 with the second electrically conductive inner wall 10.
  • the energy storage subunits 2 are electrically connected in parallel.
  • a voltage provided by the energy storage subunits 2 can be tapped via the contacting elements 7, 8.
  • FIG. 4 shows a further exemplary embodiment of a receiving device 5 for an energy storage unit according to the invention.
  • the receiving device 5 in this case comprises an electrically conductive separating element 14, preferably a copper sheet, which separates the receiving space 6 into two receiving areas 13.
  • the separating element 14 is designed to be electrically conductive.
  • a first inner wall 9 and a second inner wall 10 are each formed electrically conductive.
  • the other inner walls 15 are formed electrically non-conductive.
  • the outwardly directed sides of the electrically conductive inner walls 9, 10, which in turn constitute outer walls 11, are electrically nonconductive.
  • the inner wall 16 of the receiving device 5 shown in Fig. 4 is partially formed electrically conductive, namely to electrically connect the contacting elements 7.
  • the contacting elements 7 are electrically conductively connected to the inner walls 9, 10.
  • the contacting element 8 is electrically conductively connected to the separating element 14.
  • FIG. 5 shows a further exemplary embodiment of an energy storage unit 1 according to the invention.
  • This has a receiving device 5, as explained in connection with FIG. 4.
  • a number of energy storage subunits 2 are arranged in the respective receiving area 13.
  • the energy storage subunits 2 each have a first electrode 3 and a second electrode 4, which are arranged on mutually opposite sides of the respective energy storage subunit 2.
  • a first number of energy storage subunits 2 is electrically connected to the first electrode 3 conductive connected to the first inner wall 9 and electrically conductively connected to the second electrode 4 with the separating element 14.
  • the second number of energy storage subunits 2, which is arranged in the further receiving area 13, is electrically conductively connected respectively to the first electrode 3 to the second inner wall 10 and the second electrode 4 to the electrically conductive separating element 14.
  • the Energy expheighten 2 are in a level arranged.
  • the electrodes 3, 4 of the energy storage subunits 2 are elastically restoring, such that the electrodes 3, 4 of the energy storage subunits 2 arranged in the receiving space 6 are spring-loaded, the first electrodes 3 bearing against the respective inner wall 9 , 10 are pressed and the second electrodes 4 are pressed against the separating element 14. As a result, the energy storage subunits 2 are fixed in the receiving areas 13.
  • the energy storage unit 1 in turn comprises a receiving device 5 in which a plurality of energy storage subunits 2 are arranged.
  • the energy storage subunits 2 are formed in this embodiment as a flat cell, as shown in Fig. 7, formed. It is provided that the energy storage subunits 2 each have a first electrode 3 and a second electrode 4 on opposite sides.
  • the bottom surface and the ceiling surface of the receiving device 5 of the energy storage unit 1 are formed as electrically conductive inner walls, wherein the Energy Profsubismeen 2 are interconnected via these inner walls.
  • the receiving device 5 has arrangement elements 18, which are preferably designed as metallic plug-in plates.
  • the arrangement elements 18 are inserted into correspondingly formed receiving elements 19 of the cooling device 17.
  • the cooling device 17 is advantageously flowed through by a coolant, which is supplied or removed via coolant lines 20.
  • Fig. 6b shows an advantageous embodiment variant of the energy storage unit 1 shown in Fig. 6a. Here, a meandering flowing through the cooling device 17deffenf flow 27 is shown. In the area of the energy storage subunits 2, the receiving device 5 has recesses
  • Fig. 8 is an embodiment of an inventive
  • Energy storage system 21 shown. This comprises two electrically interconnected energy storage units 1, which are designed according to the invention.
  • the energy storage units 1 are each arranged between cooling devices 17, which can be flowed through a coolant line system 20 by a coolant.
  • the contacting elements are electrically interconnected via a contacting plate, which is arranged above the energy storage units on the contacting elements. That is, the contacting plate provides the corresponding conductive connection between the contacting elements and thus between the energy storage units 1.
  • the contacting elements are designed as contact pads.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Connection Of Batteries Or Terminals (AREA)
  • Battery Mounting, Suspending (AREA)

Abstract

La présente invention concerne une unité de stockage d'énergie (1) comprenant une pluralité de sous-unités de stockage d'énergie (2) qui sont reliées entre elles électriquement et qui comporte chacune une première électrode (3) et une seconde électrode (4), un dispositif de réception (5) pourvu d'un espace de réception (6) dans lequel sont disposées les sous-unités de stockage d'énergie (2), et un premier élément de contact (7) et un second élément de contact (8) qui permettent de prélever une tension produite par les sous-unités de stockage d'énergie (2). Le moyen de réception (5) comprend au moins une première paroi intérieure électriquement conductrice (9) qui est relié de façon électriquement conductrice au premier élément de contact (7), au moins une deuxième paroi intérieure électriquement conductrice (10) qui est reliée de façon électriquement conductrice au second élément de contact (8), et des parois extérieures électriquement non conductrices (11). Les sous-unités de stockage d'énergie (2) sont reliées électriquement entre elles par l'intermédiaire d'au moins une première paroi intérieure (9) et l'au moins une deuxième paroi intérieure (10). En outre, la présente invention concerne un système de stockage d'énergie comprenant une pluralité d'unités de stockage d'énergie (1), conçues selon l'invention, qui sont reliés électriquement entre elles.
PCT/EP2015/056296 2014-04-10 2015-03-24 Unité de stockage d'énergie comprenant une pluralité de sous-unités de stockage d'énergie et système de stockage d'énergie comprenant une pluralité d'unités de stockage d'énergie Ceased WO2015154995A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201580030884.8A CN106415881B (zh) 2014-04-10 2015-03-24 蓄能器单元和蓄能器系统

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102014206903.3 2014-04-10
DE102014206903.3A DE102014206903A1 (de) 2014-04-10 2014-04-10 Energiespeichereinheit umfassend eine Mehrzahl von Energiespeichersubeinheiten sowie Energiespeichersystem mit einer Mehrzahl von Energiespeichereinheiten

Publications (1)

Publication Number Publication Date
WO2015154995A1 true WO2015154995A1 (fr) 2015-10-15

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PCT/EP2015/056296 Ceased WO2015154995A1 (fr) 2014-04-10 2015-03-24 Unité de stockage d'énergie comprenant une pluralité de sous-unités de stockage d'énergie et système de stockage d'énergie comprenant une pluralité d'unités de stockage d'énergie

Country Status (3)

Country Link
CN (1) CN106415881B (fr)
DE (1) DE102014206903A1 (fr)
WO (1) WO2015154995A1 (fr)

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EP2202824A1 (fr) 2008-03-04 2010-06-30 Panasonic Corporation Module de batterie et bloc batterie utilisant ledit module de batterie
EP2333872A1 (fr) * 2009-11-24 2011-06-15 Samsung SDI Co., Ltd. Bloc-batterie grande capacité
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JP2009230864A (ja) * 2008-03-19 2009-10-08 Panasonic Corp 電池パック
CN201383522Y (zh) * 2009-04-03 2010-01-13 嘉兴恒威电池有限公司 4.5伏组合电池
KR101283347B1 (ko) * 2010-09-07 2013-07-10 주식회사 엘지화학 고출력 대용량의 전지팩
US20130224532A1 (en) * 2010-11-05 2013-08-29 Alelion Batteries Ab Battery assembly
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Publication number Priority date Publication date Assignee Title
JP2003331803A (ja) * 2002-05-09 2003-11-21 Matsushita Electric Ind Co Ltd 電池パック
EP2031674A1 (fr) * 2007-08-30 2009-03-04 Samsung SDI Co., Ltd. Boîtier de batterie et bloc-batterie l'utilisant
EP2202824A1 (fr) 2008-03-04 2010-06-30 Panasonic Corporation Module de batterie et bloc batterie utilisant ledit module de batterie
EP2333872A1 (fr) * 2009-11-24 2011-06-15 Samsung SDI Co., Ltd. Bloc-batterie grande capacité
US20130136969A1 (en) * 2011-01-25 2013-05-30 Panasonic Corporation Battery module and battery assembly used in battery module

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Publication number Publication date
CN106415881A (zh) 2017-02-15
CN106415881B (zh) 2020-04-07
DE102014206903A1 (de) 2015-10-15

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