JP2022520032A - 電池モジュール、電池モジュールの製造方法および電池モジュールを含む電池パック - Google Patents
電池モジュール、電池モジュールの製造方法および電池モジュールを含む電池パック Download PDFInfo
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- JP2022520032A JP2022520032A JP2021544394A JP2021544394A JP2022520032A JP 2022520032 A JP2022520032 A JP 2022520032A JP 2021544394 A JP2021544394 A JP 2021544394A JP 2021544394 A JP2021544394 A JP 2021544394A JP 2022520032 A JP2022520032 A JP 2022520032A
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- electrode lead
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- 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
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- 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
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
- H01M50/505—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing comprising a single busbar
-
- 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
- H01M10/04—Construction or manufacture in general
- H01M10/0468—Compression means for stacks of electrodes and 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
- H01M50/20—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
- H01M50/50—Current conducting connections for cells or batteries
-
- 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
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
- H01M50/503—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing characterised by the shape of the interconnectors
-
- 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
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
- H01M50/507—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing comprising an arrangement of two or more busbars within a container structure, e.g. busbar modules
-
- 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
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
- H01M50/514—Methods for interconnecting adjacent batteries or cells
- H01M50/516—Methods for interconnecting adjacent batteries or cells by welding, soldering or brazing
-
- 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
- H01M50/543—Terminals
- H01M50/552—Terminals characterised by their shape
- H01M50/553—Terminals adapted for prismatic, pouch or rectangular cells
-
- 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
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Battery Mounting, Suspending (AREA)
- Connection Of Batteries Or Terminals (AREA)
Abstract
Description
本出願は2019年11月14日付韓国特許出願第10-2019-0145974号に基づく優先権の利益を主張し、当該韓国特許出願の文献に開示されたすべての内容は本明細書の一部として含まれる。
135 セルテラス
160 電極リード
160FM 固定ジグ
280 バスバー
WP1,WP2 溶接部
Claims (10)
- 複数の電池セルが積層されている電池セル積層体、
前記電池セル積層体に連結されたバスバーフレーム、
前記電池セル積層体に含まれた電池セルのうちで互いに隣り合う電池セルからそれぞれ突出したセルテラス、および
前記セルテラスからそれぞれ突出して同じ極性を有する電極リードを含む電池モジュールであって、
前記電極リードは同じバスバーと重なり、前記バスバーと前記電極リードの重畳部には少なくとも2個の溶接ポイントを有する、電池モジュール。 - 前記電極リードはN個であり、前記N個の電極リードは同じバスバーと重なり、
前記N個の電極リードの間が溶接されている第1溶接部と、前記N個の電極リードのうちのN-1個の電極リードの間および前記バスバーに最も隣接する電極リードと前記バスバーが溶接されている第2溶接部が形成される、請求項1に記載の電池モジュール。 - 前記N個の電極リードは第1電極リード、第2電極リードおよび第3電極リードを含み、
前記第1電極リード、前記第2電極リードおよび前記第3電極リードは、前記同じバスバーに向かって屈曲されており、屈曲される角度は前記第1電極リード、前記第2電極リードおよび前記第3電極リードの順に大きい、請求項2に記載の電池モジュール。 - 前記バスバーと重なる前記第3電極リードの長さは、前記バスバーと重なる前記第1電極リードの長さより短い、請求項3に記載の電池モジュール。
- 互いに同じ極性を有する前記電極リードが突出している前記セルテラスは、前記電極リードの突出方向に向かって間隔が狭くなる、請求項1から4のいずれか一項に記載の電池モジュール。
- 複数の電池セルを積層して電池セル積層体を形成する段階、
前記電池セルのうちで互いに隣り合う電池セルからそれぞれ突出した電極リードを同じバスバーに重畳させる段階、および
前記電極リードと前記バスバーの重畳部のうちの互いに異なる少なくとも2個の位置で前記電極リードと前記バスバーを溶接させる段階を含む、電池モジュールの製造方法。 - 前記電極リードと前記バスバーを溶接させる段階は、互いに隣り合う電極リードを溶接する第1溶接部と、互いに隣り合う電極リードと前記バスバーを溶接する第2溶接部を形成する段階を含む、請求項6に記載の電池モジュールの製造方法。
- 前記第1溶接部と前記第2溶接部を形成する段階以前に、固定ジグで前記電極リードを加圧して前記電極リードを固定する段階をさらに含む、請求項7に記載の電池モジュールの製造方法。
- 前記固定ジグは、前記第1溶接部に対応する第1開口部と前記第2溶接部に対応する第2開口部を有する、請求項8に記載の電池モジュールの製造方法。
- 請求項1から9のいずれか一項による電池モジュールを含む、電池パック。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2019-0145974 | 2019-11-14 | ||
KR1020190145974A KR102506245B1 (ko) | 2019-11-14 | 2019-11-14 | 전지 모듈, 전지 모듈 제조 방법 및 전지 모듈을 포함하는 전지 팩 |
PCT/KR2020/009098 WO2021096021A1 (ko) | 2019-11-14 | 2020-07-10 | 전지 모듈, 전지 모듈 제조 방법 및 전지 모듈을 포함하는 전지 팩 |
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JP2022520032A true JP2022520032A (ja) | 2022-03-28 |
JP7206002B2 JP7206002B2 (ja) | 2023-01-17 |
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JP2021544394A Active JP7206002B2 (ja) | 2019-11-14 | 2020-07-10 | 電池モジュール、電池モジュールの製造方法および電池モジュールを含む電池パック |
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US (1) | US20220181749A1 (ja) |
EP (1) | EP3916825A4 (ja) |
JP (1) | JP7206002B2 (ja) |
KR (1) | KR102506245B1 (ja) |
CN (1) | CN113614995A (ja) |
WO (1) | WO2021096021A1 (ja) |
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KR20240007501A (ko) * | 2022-07-08 | 2024-01-16 | 주식회사 엘지에너지솔루션 | 배터리 모듈, 배터리 팩 및 이를 포함하는 자동차 |
WO2024010429A1 (ko) * | 2022-07-08 | 2024-01-11 | 주식회사 엘지에너지솔루션 | 용접 장치 |
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KR102101429B1 (ko) * | 2016-05-18 | 2020-04-16 | 주식회사 엘지화학 | 리드 용접 장치, 이러한 리드 용접 장치를 통해 제조되는 배터리 모듈 및 이러한 배터리 모듈을 포함하는 배터리 팩 |
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- 2019-11-14 KR KR1020190145974A patent/KR102506245B1/ko active IP Right Grant
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- 2020-07-10 JP JP2021544394A patent/JP7206002B2/ja active Active
- 2020-07-10 CN CN202080022374.7A patent/CN113614995A/zh active Pending
- 2020-07-10 WO PCT/KR2020/009098 patent/WO2021096021A1/ko unknown
- 2020-07-10 EP EP20887993.2A patent/EP3916825A4/en active Pending
- 2020-07-10 US US17/436,291 patent/US20220181749A1/en active Pending
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JP2014521197A (ja) * | 2011-07-13 | 2014-08-25 | エルジー・ケム・リミテッド | 連結信頼性の向上した電池モジュール及びこれを備えた中大型電池パック |
JP2013089489A (ja) * | 2011-10-19 | 2013-05-13 | Yazaki Corp | 電源装置 |
KR20190008135A (ko) * | 2017-07-14 | 2019-01-23 | 주식회사 엘지화학 | 배터리 모듈 |
WO2019103344A1 (ko) * | 2017-11-24 | 2019-05-31 | 주식회사 엘지화학 | 전기적 연결 안전성이 향상된 배터리 모듈 |
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KR20190122055A (ko) * | 2018-04-19 | 2019-10-29 | 주식회사 엘지화학 | 용접을 용이하게 할 수 있는 버스바 프레임 구조를 구비하는 단위 모듈 및 이를 포함하는 배터리 모듈 |
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US20220181749A1 (en) | 2022-06-09 |
CN113614995A (zh) | 2021-11-05 |
JP7206002B2 (ja) | 2023-01-17 |
KR20210058478A (ko) | 2021-05-24 |
EP3916825A4 (en) | 2023-04-05 |
EP3916825A1 (en) | 2021-12-01 |
WO2021096021A1 (ko) | 2021-05-20 |
KR102506245B1 (ko) | 2023-03-03 |
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