FR3131455B1 - ELECTRIC BATTERY FOR AIRCRAFT - Google Patents

ELECTRIC BATTERY FOR AIRCRAFT Download PDF

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Publication number
FR3131455B1
FR3131455B1 FR2114307A FR2114307A FR3131455B1 FR 3131455 B1 FR3131455 B1 FR 3131455B1 FR 2114307 A FR2114307 A FR 2114307A FR 2114307 A FR2114307 A FR 2114307A FR 3131455 B1 FR3131455 B1 FR 3131455B1
Authority
FR
France
Prior art keywords
housing
electric battery
aircraft
cells
subjected
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
FR2114307A
Other languages
French (fr)
Other versions
FR3131455A1 (en
Inventor
Sébastien Thomassier
Mathilde Ouattara-Brigaudet
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.)
Safran Electrical and Power SAS
Original Assignee
Safran Electrical and Power 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 Safran Electrical and Power SAS filed Critical Safran Electrical and Power SAS
Priority to FR2114307A priority Critical patent/FR3131455B1/en
Publication of FR3131455A1 publication Critical patent/FR3131455A1/en
Application granted granted Critical
Publication of FR3131455B1 publication Critical patent/FR3131455B1/en
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
    • 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
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/4207—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells for several batteries or cells simultaneously or sequentially
    • 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
    • H01M10/486—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for measuring temperature
    • 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
    • H01M50/284—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders with incorporated circuit boards, e.g. printed circuit boards [PCB]
    • 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
    • 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
    • H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
    • H01M2010/4271—Battery management systems including electronic circuits, e.g. control of current or voltage to keep battery in healthy state, cell balancing
    • 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
    • H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
    • H01M2010/4278—Systems for data transfer from batteries, e.g. transfer of battery parameters to a controller, data transferred between battery controller and main controller
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2200/00—Safety devices for primary or secondary batteries
    • H01M2200/10—Temperature sensitive devices
    • H01M2200/103—Fuse
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2200/00—Safety devices for primary or secondary batteries
    • H01M2200/20—Pressure-sensitive devices

Abstract

Batterie électrique (10) pour aéronef, cette batterie (10) comportant : - un boîtier (12) comportant un logement interne (14) et un évent (18) d’évacuation de gaz, et - des cellules (16) de batterie électrique situées dans le logement (14) du boîtier (12), caractérisée en ce qu’elle comprend en outre, au niveau dudit évent (18), un système (20) sensible à la chaleur (38) susceptible d’être générée par les cellules (16) dans le logement (14) en cas de dysfonctionnement de ces cellules, ce système (20) comportant un circuit électrique (22) comportant des bornes (24) d’alimentation électrique qui sont reliées à au moins un interrupteur thermosensible (26), cet interrupteur (26) étant configuré pour être fermé lorsqu’il est soumis à une température inférieure à une valeur seuil prédéterminée, et pour être ouvert lorsqu’il est soumis à une température supérieure ou égale à cette valeur seuil. Figure pour l'abrégé : Figure 1Electric battery (10) for aircraft, this battery (10) comprising: - a housing (12) comprising an internal housing (14) and a gas evacuation vent (18), and - electric battery cells (16) located in the housing (14) of the housing (12), characterized in that it further comprises, at said vent (18), a system (20) sensitive to the heat (38) capable of being generated by the cells (16) in the housing (14) in the event of a malfunction of these cells, this system (20) comprising an electrical circuit (22) comprising electrical power supply terminals (24) which are connected to at least one thermosensitive switch ( 26), this switch (26) being configured to be closed when subjected to a temperature lower than a predetermined threshold value, and to be open when subjected to a temperature greater than or equal to this threshold value. Figure for abstract: Figure 1

FR2114307A 2021-12-23 2021-12-23 ELECTRIC BATTERY FOR AIRCRAFT Active FR3131455B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR2114307A FR3131455B1 (en) 2021-12-23 2021-12-23 ELECTRIC BATTERY FOR AIRCRAFT

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR2114307A FR3131455B1 (en) 2021-12-23 2021-12-23 ELECTRIC BATTERY FOR AIRCRAFT
FR2114307 2021-12-23

Publications (2)

Publication Number Publication Date
FR3131455A1 FR3131455A1 (en) 2023-06-30
FR3131455B1 true FR3131455B1 (en) 2024-03-29

Family

ID=80786677

Family Applications (1)

Application Number Title Priority Date Filing Date
FR2114307A Active FR3131455B1 (en) 2021-12-23 2021-12-23 ELECTRIC BATTERY FOR AIRCRAFT

Country Status (1)

Country Link
FR (1) FR3131455B1 (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10439196B2 (en) * 2015-12-18 2019-10-08 Bourns, Inc. Electromechanical circuit breaker
EP3817085B1 (en) * 2018-06-26 2023-11-15 SANYO Electric Co., Ltd. Power supply device and vehicle equipped with same
KR20210142058A (en) * 2020-05-15 2021-11-24 현대자동차주식회사 Apparatus for detecting overheating of battery module and method thereof

Also Published As

Publication number Publication date
FR3131455A1 (en) 2023-06-30

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