EP4744134A1 - Procédé de diagnostic des cellules d'accumulation d'une batterie de traction d'un véhicule automobile électrique ou hybride - Google Patents

Procédé de diagnostic des cellules d'accumulation d'une batterie de traction d'un véhicule automobile électrique ou hybride

Info

Publication number
EP4744134A1
EP4744134A1 EP24740161.5A EP24740161A EP4744134A1 EP 4744134 A1 EP4744134 A1 EP 4744134A1 EP 24740161 A EP24740161 A EP 24740161A EP 4744134 A1 EP4744134 A1 EP 4744134A1
Authority
EP
European Patent Office
Prior art keywords
diagnostic
electric
hybrid vehicle
storage cells
traction battery
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
EP24740161.5A
Other languages
German (de)
English (en)
Inventor
Samuel Cregut
Jana Kalawoun
Fabian-Antonio Rincon-Vija
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.)
Ampere SAS
Original Assignee
Ampere SAS
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 Ampere SAS filed Critical Ampere SAS
Publication of EP4744134A1 publication Critical patent/EP4744134A1/fr
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries
    • H02J7/60—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries including safety or protection arrangements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
    • B60L3/0023—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train
    • B60L3/0046—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train relating to electric energy storage systems, e.g. batteries or capacitors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
    • B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
    • B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
    • B60L58/18—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries of two or more battery modules
    • B60L58/22—Balancing the charge of battery modules
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
    • G01R31/382—Arrangements for monitoring battery or accumulator variables, e.g. SoC
    • G01R31/3835—Arrangements for monitoring battery or accumulator variables, e.g. SoC involving only voltage measurements
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
    • G01R31/396—Acquisition or processing of data for testing or for monitoring individual cells or groups of cells within a battery
    • 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
    • H01M10/482—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for several batteries or cells simultaneously or sequentially
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries
    • H02J7/80—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries including monitoring or indicating arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Secondary Cells (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
  • Tests Of Electric Status Of Batteries (AREA)
EP24740161.5A 2023-07-10 2024-07-08 Procédé de diagnostic des cellules d'accumulation d'une batterie de traction d'un véhicule automobile électrique ou hybride Pending EP4744134A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR2307352A FR3151100B1 (fr) 2023-07-10 2023-07-10 Procédé de diagnostic des cellules d’accumulation d’une batterie de traction d’un véhicule automobile électrique ou hybride
PCT/EP2024/069230 WO2025012224A1 (fr) 2023-07-10 2024-07-08 Procédé de diagnostic des cellules d'accumulation d'une batterie de traction d'un véhicule automobile électrique ou hybride

Publications (1)

Publication Number Publication Date
EP4744134A1 true EP4744134A1 (fr) 2026-05-20

Family

ID=88413612

Family Applications (1)

Application Number Title Priority Date Filing Date
EP24740161.5A Pending EP4744134A1 (fr) 2023-07-10 2024-07-08 Procédé de diagnostic des cellules d'accumulation d'une batterie de traction d'un véhicule automobile électrique ou hybride

Country Status (4)

Country Link
EP (1) EP4744134A1 (fr)
KR (1) KR20260032635A (fr)
FR (1) FR3151100B1 (fr)
WO (1) WO2025012224A1 (fr)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3839761B2 (ja) * 2001-09-14 2006-11-01 松下電器産業株式会社 バッテリ制御装置
JP4806558B2 (ja) * 2005-10-18 2011-11-02 プライムアースＥｖエナジー株式会社 二次電池用の制御装置及び二次電池の劣化判定方法
JP5289083B2 (ja) * 2009-02-05 2013-09-11 三洋電機株式会社 二次電池の異常検出装置および二次電池装置
CN104487857B (zh) * 2012-07-27 2017-03-08 丰田自动车株式会社 二次电池的短路检查方法
US9381824B2 (en) * 2014-09-30 2016-07-05 Ford Global Technologies, Llc Circuit and method for detection of battery cell drain
US11196098B2 (en) * 2016-11-10 2021-12-07 Camx Power Llc Systems and processes for assessing electrochemical cell quality
FR3076908B1 (fr) * 2018-01-16 2021-01-01 Renault Sas Procede de detection d'une cellule defaillante dans une batterie electrique
US11733309B2 (en) * 2021-08-18 2023-08-22 GM Global Technology Operations LLC Method and system for self-discharge prognostics for vehicle battery cells with an internal short circuit

Also Published As

Publication number Publication date
FR3151100A1 (fr) 2025-01-17
WO2025012224A1 (fr) 2025-01-16
FR3151100B1 (fr) 2025-08-29
KR20260032635A (ko) 2026-03-09

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