FR3134657B1 - Dispositif de refroidissement d’un pack de batterie électrique - Google Patents

Dispositif de refroidissement d’un pack de batterie électrique Download PDF

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Publication number
FR3134657B1
FR3134657B1 FR2203520A FR2203520A FR3134657B1 FR 3134657 B1 FR3134657 B1 FR 3134657B1 FR 2203520 A FR2203520 A FR 2203520A FR 2203520 A FR2203520 A FR 2203520A FR 3134657 B1 FR3134657 B1 FR 3134657B1
Authority
FR
France
Prior art keywords
volume
phase change
cooling
change fluid
enclosure
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.)
Active
Application number
FR2203520A
Other languages
English (en)
Other versions
FR3134657A1 (fr
Inventor
Jean-Michel Fiard
Robert Yu
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.)
Renault SAS
Nissan Motor Co Ltd
Original Assignee
Renault SAS
Nissan Motor 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 Renault SAS, Nissan Motor Co Ltd filed Critical Renault SAS
Priority to FR2203520A priority Critical patent/FR3134657B1/fr
Publication of FR3134657A1 publication Critical patent/FR3134657A1/fr
Application granted granted Critical
Publication of FR3134657B1 publication Critical patent/FR3134657B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
    • H01M10/625—Vehicles
    • 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
    • H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
    • H01M10/6569—Fluids undergoing a liquid-gas phase change or transition, e.g. evaporation or condensation
    • 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
    • H01M10/659—Means for temperature control structurally associated with the cells by heat storage or buffering, e.g. heat capacity or liquid-solid phase changes or transition
    • 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
    • H01M50/211—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for pouch 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
    • H01M50/249—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders specially adapted for aircraft or vehicles, e.g. cars or trains
    • 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
    • H01M50/317—Re-sealable arrangements
    • 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
    • H01M50/35—Gas exhaust passages comprising elongated, tortuous or labyrinth-shaped exhaust passages
    • H01M50/358—External gas exhaust passages located on the battery cover or case
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Secondary Cells (AREA)

Abstract

Ensemble (1) comportant un élément chauffant (2) et un dispositif (3) de refroidissement de l’élément chauffant (2), le dispositif (3) de refroidissement comportant : - une enceinte (4) rigide fermée hermétiquement et dans laquelle est logé l’élément chauffant (2) ; - un fluide (12) à changement de phase qui est contenu dans l’enceinte (4) et présente une température d’évaporation déterminée, le fluide (12) à changement de phase occupant un volume minimal lorsqu’il est en phase liquide dans sa totalité et un volume maximal lorsqu’il est au moins en partie en phase vapeur ; - au moins une poche souple (13) à volume variable disposée à l’intérieur de l’enceinte (4) rigide, et raccordée à l’air extérieur par un orifice (17) traversant de l’enceinte, le volume de ladite poche souple (13) variant entre un volume minimal lorsque le fluide (12) à changement de phase occupe un volume maximal et un volume maximal lorsque le fluide (12) à changement de phase occupe un volume minimal. Figure de l’abrégé : Figure 1
FR2203520A 2022-04-15 2022-04-15 Dispositif de refroidissement d’un pack de batterie électrique Active FR3134657B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR2203520A FR3134657B1 (fr) 2022-04-15 2022-04-15 Dispositif de refroidissement d’un pack de batterie électrique

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR2203520A FR3134657B1 (fr) 2022-04-15 2022-04-15 Dispositif de refroidissement d’un pack de batterie électrique
FR2203520 2022-04-15

Publications (2)

Publication Number Publication Date
FR3134657A1 FR3134657A1 (fr) 2023-10-20
FR3134657B1 true FR3134657B1 (fr) 2024-04-19

Family

ID=81927628

Family Applications (1)

Application Number Title Priority Date Filing Date
FR2203520A Active FR3134657B1 (fr) 2022-04-15 2022-04-15 Dispositif de refroidissement d’un pack de batterie électrique

Country Status (1)

Country Link
FR (1) FR3134657B1 (fr)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3071104B1 (fr) * 2017-09-14 2021-05-28 Renault Sas Module de batterie
FR3084210B1 (fr) * 2018-07-19 2020-06-19 Renault S.A.S. Ensemble comportant un dispositif de refroidissement par changement de phase
FR3085545B1 (fr) * 2018-09-04 2025-12-19 Exoes Module electrique comprenant une pluralite de cellules de batteries immergees dans un fluide dielectrique

Also Published As

Publication number Publication date
FR3134657A1 (fr) 2023-10-20

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