MA56828B1 - Batterie au lithium-ion, module de batterie, bloc-batterie et automobile - Google Patents

Batterie au lithium-ion, module de batterie, bloc-batterie et automobile

Info

Publication number
MA56828B1
MA56828B1 MA56828A MA56828A MA56828B1 MA 56828 B1 MA56828 B1 MA 56828B1 MA 56828 A MA56828 A MA 56828A MA 56828 A MA56828 A MA 56828A MA 56828 B1 MA56828 B1 MA 56828B1
Authority
MA
Morocco
Prior art keywords
battery
plates
sets
injection hole
case
Prior art date
Application number
MA56828A
Other languages
English (en)
Other versions
MA56828A1 (fr
Inventor
Chuanfu Wang
Long He
Huajun Sun
Jianhua Zhu
Zhipei Lu
Yan Zhu
Shichao Hu
Original Assignee
Byd Co Ltd
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 Byd Co Ltd filed Critical Byd Co Ltd
Publication of MA56828A1 publication Critical patent/MA56828A1/fr
Publication of MA56828B1 publication Critical patent/MA56828B1/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
    • H01M50/60—Arrangements or processes for filling or topping-up with liquids; Arrangements or processes for draining liquids from casings
    • H01M50/609—Arrangements or processes for filling with liquid, e.g. electrolytes
    • H01M50/627—Filling ports
    • H01M50/636—Closing or sealing filling ports, e.g. using lids
    • 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
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/4214—Arrangements for moving electrodes or electrolyte
    • 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
    • H01M10/02—Details
    • 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
    • H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/058—Construction or manufacture
    • 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
    • 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
    • H01M50/102—Primary casings; Jackets or wrappings characterised by their shape or physical structure
    • H01M50/103—Primary casings; Jackets or wrappings characterised by their shape or physical structure prismatic or rectangular
    • 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
    • H01M50/102—Primary casings; Jackets or wrappings characterised by their shape or physical structure
    • H01M50/112—Monobloc comprising multiple compartments
    • 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
    • H01M50/147—Lids or covers
    • 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
    • H01M50/147—Lids or covers
    • H01M50/148—Lids or covers characterised by their shape
    • H01M50/15—Lids or covers characterised by their shape for prismatic or rectangular cells
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/204—Racks, modules or packs for multiple batteries or multiple cells
    • H01M50/207—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape
    • 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
    • H01M50/30—Arrangements for facilitating escape of gases
    • H01M50/342—Non-re-sealable arrangements
    • H01M50/3425—Non-re-sealable arrangements in the form of rupturable membranes or weakened parts, e.g. pierced with the aid of a sharp member
    • 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
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/471—Spacing elements inside cells other than separators, membranes or diaphragms; Manufacturing processes thereof
    • H01M50/474—Spacing elements inside cells other than separators, membranes or diaphragms; Manufacturing processes thereof characterised by their position inside 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
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/471—Spacing elements inside cells other than separators, membranes or diaphragms; Manufacturing processes thereof
    • H01M50/477—Spacing elements inside cells other than separators, membranes or diaphragms; Manufacturing processes thereof characterised by their shape
    • 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
    • H01M50/529—Intercell connections through partitions, e.g. in a battery casing
    • 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
    • H01M50/531—Electrode connections inside a battery casing
    • H01M50/533—Electrode connections inside a battery casing characterised by the shape of the leads or tabs
    • 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
    • H01M50/531—Electrode connections inside a battery casing
    • H01M50/534—Electrode connections inside a battery casing characterised by the material of the leads or tabs
    • 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
    • H01M50/531—Electrode connections inside a battery casing
    • H01M50/538—Connection of several leads or tabs of wound or folded electrode stacks
    • 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
    • H01M50/572—Means for preventing undesired use or discharge
    • H01M50/584—Means for preventing undesired use or discharge for preventing incorrect connections inside or outside the batteries
    • H01M50/59—Means for preventing undesired use or discharge for preventing incorrect connections inside or outside the batteries characterised by the protection means
    • H01M50/593—Spacers; Insulating plates
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/60—Arrangements or processes for filling or topping-up with liquids; Arrangements or processes for draining liquids from casings
    • H01M50/609—Arrangements or processes for filling with liquid, e.g. electrolytes
    • H01M50/627—Filling ports
    • H01M50/636—Closing or sealing filling ports, e.g. using lids
    • H01M50/645—Plugs
    • H01M50/655—Plugs specially adapted for venting
    • 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
    • H01M10/0587—Construction or manufacture of accumulators having only wound construction elements, i.e. wound positive electrodes, wound negative electrodes and wound separators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2220/00—Batteries for particular applications
    • H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10—Technologies relating to charging of electric vehicles
    • Y02T90/14—Plug-in electric vehicles

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Secondary Cells (AREA)
  • Filling, Topping-Up Batteries (AREA)
  • Battery Mounting, Suspending (AREA)
  • Connection Of Batteries Or Terminals (AREA)

Abstract

L'invention concerne une batterie au lithium-ion (10) comprenant : un boîtier (100) et des plaques de séparation (300) situées dans le boîtier (100), lesdites plaques (300) divisant l'intérieur du boîtier (100) en une pluralité de cavités de réception (400), des ensembles de noyaux magnétiques (200) étant disposés dans les cavités de réception (400), chacun des ensembles (200) contenant au moins un noyau magnétique (201), les ensembles de noyaux magnétiques (200) étant reliés en série, et au moins une des plaques de séparation (300) comportant un trou d'injection de liquide (301), ce trou d'injection (301) étant destiné à mettre en communication deux cavités de réception adjacentes (400) sur deux côtés de la plaque de séparation (300) ; et un mécanisme de blocage (302), ledit mécanisme (302) étant situé dans le boîtier (100) et pouvant permettre au trou d'injection de liquide (301) d'être dans un état prédéterminé, l'état prédéterminé comprenant un état ouvert et un état fermé. L'invention concerne également un module de batterie, un bloc-batterie et une automobile mettant la batterie lithium-ion (10).
MA56828A 2019-10-23 2019-12-09 Batterie au lithium-ion, module de batterie, bloc-batterie et automobile MA56828B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201911011713.7A CN110518156B (zh) 2019-10-23 2019-10-23 一种锂离子电池、电池模组、电池包及汽车
PCT/CN2019/124079 WO2021077565A1 (fr) 2019-10-23 2019-12-09 Batterie au lithium-ion, module de batterie, bloc-batterie et automobile

Publications (2)

Publication Number Publication Date
MA56828A1 MA56828A1 (fr) 2022-11-30
MA56828B1 true MA56828B1 (fr) 2023-03-31

Family

ID=68633587

Family Applications (1)

Application Number Title Priority Date Filing Date
MA56828A MA56828B1 (fr) 2019-10-23 2019-12-09 Batterie au lithium-ion, module de batterie, bloc-batterie et automobile

Country Status (7)

Country Link
US (2) US10790544B1 (fr)
EP (2) EP3965202A1 (fr)
JP (1) JP7338055B2 (fr)
KR (1) KR20220069038A (fr)
CN (2) CN110518156B (fr)
MA (1) MA56828B1 (fr)
WO (1) WO2021077565A1 (fr)

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CN110518156B (zh) * 2019-10-23 2020-03-20 比亚迪股份有限公司 一种锂离子电池、电池模组、电池包及汽车
CN112838325B (zh) * 2019-11-22 2021-11-12 比亚迪股份有限公司 一种电池、电池模组、电池包和电动车
CN112838324B (zh) * 2019-11-22 2022-01-07 比亚迪股份有限公司 一种电池、电池模组、电池包及汽车
CN112952240B (zh) * 2019-11-22 2022-03-18 比亚迪股份有限公司 一种电池、电池模组、电池包及汽车
CN110828746B (zh) * 2020-01-13 2020-07-10 比亚迪股份有限公司 一种电池包和电动车
CN211208629U (zh) * 2020-01-10 2020-08-07 比亚迪股份有限公司 电池、电池模组、电池包及电动车
CN211208560U (zh) * 2020-01-10 2020-08-07 比亚迪股份有限公司 电池、电池模组、电池包以及电动车
CN212587593U (zh) * 2020-01-13 2021-02-23 比亚迪股份有限公司 一种电池、电池模组、电池包和电动车
CN113193271B (zh) * 2020-01-13 2023-06-13 比亚迪股份有限公司 一种电池、电池模组、电池包和电动车
CN110828745B (zh) * 2020-01-13 2020-07-10 比亚迪股份有限公司 一种电池、电池模组、电池包和电动车
CN110828744B (zh) * 2020-01-13 2020-07-10 比亚迪股份有限公司 一种电池、电池包和电动车
CN113328159B (zh) * 2020-02-12 2024-04-16 比亚迪股份有限公司 电池、电池模组、电池包及电动车
CN113258178B (zh) * 2020-02-12 2022-10-18 比亚迪股份有限公司 电池、电池模组、电池包及电动车
CN113258182B (zh) 2020-02-12 2022-10-18 比亚迪股份有限公司 电池、电池模组、电池包及电动车
CN113285149A (zh) * 2020-02-18 2021-08-20 比亚迪股份有限公司 一种电池、电池模组、电池包和电动车
CN113335080A (zh) * 2020-02-18 2021-09-03 比亚迪股份有限公司 电池包及车辆
WO2021174402A1 (fr) * 2020-03-02 2021-09-10 东莞新能安科技有限公司 Batterie, module de batterie, bloc-batterie, véhicule électrique, appareil de stockage d'énergie et outil électrique
CN113169401B (zh) * 2020-03-02 2023-11-21 东莞新能安科技有限公司 电池、电池模组、电池包、电动车、储能装置和电动工具
CN113764787B (zh) * 2020-05-18 2022-12-09 比亚迪股份有限公司 一种电芯组件、电池、电池包及汽车
CN212392355U (zh) * 2020-05-18 2021-01-22 比亚迪股份有限公司 一种电池、电池包及汽车
CN113764789B (zh) * 2020-05-18 2023-04-07 比亚迪股份有限公司 一种电池、电池包及汽车
CN113764791B (zh) * 2020-05-18 2023-04-07 比亚迪股份有限公司 一种电芯组件、电池、电池包及汽车
CN113764786B (zh) * 2020-05-18 2022-10-18 比亚迪股份有限公司 一种电池、电池包及汽车
CN111584787A (zh) * 2020-06-08 2020-08-25 王文阁 一种直角瓦棱形刀片电池
CN111653721B (zh) * 2020-06-16 2022-06-17 合肥国轩高科动力能源有限公司 一种电池卷芯以及电池
CN111834578B (zh) * 2020-08-19 2024-04-16 江苏正力新能电池技术有限公司 一种阵列电芯及其装配方法
CN114171840B (zh) * 2020-08-19 2023-07-14 比亚迪股份有限公司 电池、电池模组、电池包及电动车
CN114361629B (zh) * 2020-09-27 2023-08-08 比亚迪股份有限公司 一种电池、电池包和电动车
KR20220044058A (ko) * 2020-09-29 2022-04-06 에스케이온 주식회사 배터리 셀 및 이를 구비하는 배터리 모듈과 배터리 팩
CN112259858B (zh) * 2020-10-13 2022-05-13 合肥国轩高科动力能源有限公司 锂离子电池
CN115347283A (zh) 2021-05-14 2022-11-15 中创新航科技股份有限公司 电池和电池组
CN117957699A (zh) * 2022-03-18 2024-04-30 宁德时代新能源科技股份有限公司 电池单体、电池、用电设备、电池单体的制造方法和设备
WO2023185830A1 (fr) * 2022-03-30 2023-10-05 陕西奥林波斯电力能源有限责任公司 Boîtier de batterie, élément de batterie et batterie haute capacité
DE102022108811A1 (de) 2022-04-12 2023-10-12 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Batteriezelle mit mehreren in Reihe geschalteten Batteriezelleinheiten in einem gemeinsamen Zellgehäuse
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