WO2026052182A1 - Cellule électrochimique - Google Patents

Cellule électrochimique

Info

Publication number
WO2026052182A1
WO2026052182A1 PCT/DE2025/100825 DE2025100825W WO2026052182A1 WO 2026052182 A1 WO2026052182 A1 WO 2026052182A1 DE 2025100825 W DE2025100825 W DE 2025100825W WO 2026052182 A1 WO2026052182 A1 WO 2026052182A1
Authority
WO
WIPO (PCT)
Prior art keywords
reference electrode
electrochemical cell
insulating layer
pouch
cell
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.)
Pending
Application number
PCT/DE2025/100825
Other languages
German (de)
English (en)
Inventor
Erik Schimanko
Marcel Lang
Daniel Werner
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.)
Schaeffler Technologies AG and Co KG
Original Assignee
Schaeffler Technologies AG and Co KG
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
Priority claimed from DE102025134428.0A external-priority patent/DE102025134428A1/de
Application filed by Schaeffler Technologies AG and Co KG filed Critical Schaeffler Technologies AG and Co KG
Publication of WO2026052182A1 publication Critical patent/WO2026052182A1/fr
Pending legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H01M50/10—Primary casings; Jackets or wrappings
    • H01M50/102—Primary casings; Jackets or wrappings characterised by their shape or physical structure
    • H01M50/105—Pouches or flexible bags
    • 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
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
    • 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
    • H01M50/10—Primary casings; Jackets or wrappings
    • H01M50/116—Primary casings; Jackets or wrappings characterised by the material
    • H01M50/121—Organic 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
    • H01M50/10—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
    • H01M50/124—Primary casings; Jackets or wrappings characterised by the material having a layered structure
    • H01M50/1243—Primary casings; Jackets or wrappings characterised by the material having a layered structure characterised by the internal coating on the 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
    • H01M50/10—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
    • H01M50/1245—Primary casings; Jackets or wrappings characterised by the material having a layered structure characterised by the external coating on the 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
    • H01M50/10—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
    • H01M50/126—Primary casings; Jackets or wrappings characterised by the material having a layered structure comprising three or more layers
    • H01M50/128—Primary casings; Jackets or wrappings characterised by the material having a layered structure comprising three or more layers with two or more layers of only inorganic 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
    • H01M50/10—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
    • H01M50/126—Primary casings; Jackets or wrappings characterised by the material having a layered structure comprising three or more layers
    • H01M50/129—Primary casings; Jackets or wrappings characterised by the material having a layered structure comprising three or more layers with two or more layers of only organic 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
    • H01M50/531—Electrode connections inside 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
    • H01M50/569—Constructional details of current conducting connections for detecting conditions inside cells or batteries, e.g. details of voltage sensing terminals

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)
  • Sealing Battery Cases Or Jackets (AREA)

Abstract

Une cellule électrochimique (1) est fournie sous la forme d'une cellule de batterie en sachet souple ayant un boîtier sous la forme d'un film de sachet souple (2) et comprend une anode (3), une cathode (4), et une électrode de référence (5) disposée de manière asymétrique par rapport à l'anode (3) et à la cathode (4), de telle sorte que l'électrode de référence (5) est intégrée dans le film de sachet souple (2).
PCT/DE2025/100825 2024-09-04 2025-08-29 Cellule électrochimique Pending WO2026052182A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE102024125285.5 2024-09-04
DE102024125285 2024-09-04
DE102025134428.0 2025-08-28
DE102025134428.0A DE102025134428A1 (de) 2024-09-04 2025-08-28 Elektrochemische Zelle

Publications (1)

Publication Number Publication Date
WO2026052182A1 true WO2026052182A1 (fr) 2026-03-12

Family

ID=97104967

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/DE2025/100825 Pending WO2026052182A1 (fr) 2024-09-04 2025-08-29 Cellule électrochimique

Country Status (1)

Country Link
WO (1) WO2026052182A1 (fr)

Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090104510A1 (en) * 2007-09-14 2009-04-23 A123 Systems, Inc. Lithium rechargeable cell with reference electrode for state of health monitoring
US20140375325A1 (en) 2013-06-20 2014-12-25 Hrl Laboratories, Llc Battery with reference electrode for voltage monitoring
DE102014206990A1 (de) * 2014-04-11 2015-10-15 Robert Bosch Gmbh Elektrochemische Energiezelle und Akkumulator zum wiederholten Speichern von elektrischer Energie sowie Verfahren zum Ermitteln eines Elektrodenpotentials einer Elektrode einer elektrochemischen Energiespeicherzelle
KR101574546B1 (ko) * 2013-05-23 2015-12-04 주식회사 엘지화학 기준전극을 구비하는 이차전지 및 이에 적용되는 기준전극 어셈블리
KR101710655B1 (ko) * 2013-07-04 2017-02-27 주식회사 엘지화학 기준전극을 구비하는 이차전지
CN109585907A (zh) * 2018-11-28 2019-04-05 欣旺达电子股份有限公司 三电极锂离子电池及其制作方法
DE102018007151A1 (de) 2018-09-11 2019-04-11 Daimler Ag Verfahren zur Kapazitätsanpassung eines elektrochemischen Energiespeichers eines Kraftfahrzeugs
DE102020120746A1 (de) 2019-10-17 2021-04-22 Bayerische Motoren Werke Aktiengesellschaft Modul für einen Hochvoltspeicher mit Immersionskühlung, Hochvoltspeicher und Fahrzeug
US20210305546A1 (en) 2020-03-27 2021-09-30 China Lithium Battery Technology Co., Limited Pouch battery module
US20230091154A1 (en) 2021-09-20 2023-03-23 GM Global Technology Operations LLC Electrochemical systems, methods, and devices using stacked electrode assemblies with in-stack sensor arrays
US20230122077A1 (en) 2021-10-15 2023-04-20 Faurecia Systemes D'echappement Pouch cell and electricity storage battery
US20230223603A1 (en) 2022-01-11 2023-07-13 Cummins Inc. Battery cell with reference electrode
US20240128494A1 (en) 2022-10-18 2024-04-18 Hyundai Motor Company Pouch type all-solid-state battery including reference electrode

Patent Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090104510A1 (en) * 2007-09-14 2009-04-23 A123 Systems, Inc. Lithium rechargeable cell with reference electrode for state of health monitoring
KR101574546B1 (ko) * 2013-05-23 2015-12-04 주식회사 엘지화학 기준전극을 구비하는 이차전지 및 이에 적용되는 기준전극 어셈블리
US20140375325A1 (en) 2013-06-20 2014-12-25 Hrl Laboratories, Llc Battery with reference electrode for voltage monitoring
KR101710655B1 (ko) * 2013-07-04 2017-02-27 주식회사 엘지화학 기준전극을 구비하는 이차전지
DE102014206990A1 (de) * 2014-04-11 2015-10-15 Robert Bosch Gmbh Elektrochemische Energiezelle und Akkumulator zum wiederholten Speichern von elektrischer Energie sowie Verfahren zum Ermitteln eines Elektrodenpotentials einer Elektrode einer elektrochemischen Energiespeicherzelle
DE102018007151A1 (de) 2018-09-11 2019-04-11 Daimler Ag Verfahren zur Kapazitätsanpassung eines elektrochemischen Energiespeichers eines Kraftfahrzeugs
CN109585907A (zh) * 2018-11-28 2019-04-05 欣旺达电子股份有限公司 三电极锂离子电池及其制作方法
DE102020120746A1 (de) 2019-10-17 2021-04-22 Bayerische Motoren Werke Aktiengesellschaft Modul für einen Hochvoltspeicher mit Immersionskühlung, Hochvoltspeicher und Fahrzeug
US20210305546A1 (en) 2020-03-27 2021-09-30 China Lithium Battery Technology Co., Limited Pouch battery module
US20230091154A1 (en) 2021-09-20 2023-03-23 GM Global Technology Operations LLC Electrochemical systems, methods, and devices using stacked electrode assemblies with in-stack sensor arrays
US20230122077A1 (en) 2021-10-15 2023-04-20 Faurecia Systemes D'echappement Pouch cell and electricity storage battery
US20230223603A1 (en) 2022-01-11 2023-07-13 Cummins Inc. Battery cell with reference electrode
US20240128494A1 (en) 2022-10-18 2024-04-18 Hyundai Motor Company Pouch type all-solid-state battery including reference electrode

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