JP6798043B2 - 電気的接続安全性が向上したバッテリーモジュール - Google Patents
電気的接続安全性が向上したバッテリーモジュール Download PDFInfo
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- JP6798043B2 JP6798043B2 JP2019559766A JP2019559766A JP6798043B2 JP 6798043 B2 JP6798043 B2 JP 6798043B2 JP 2019559766 A JP2019559766 A JP 2019559766A JP 2019559766 A JP2019559766 A JP 2019559766A JP 6798043 B2 JP6798043 B2 JP 6798043B2
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- Prior art keywords
- electrode lead
- bus bar
- positive electrode
- pouch
- lead group
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Classifications
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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
-
- 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
- H01M50/557—Plate-shaped terminals
-
- 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
- H01M50/172—Arrangements of electric connectors penetrating the casing
- H01M50/174—Arrangements of electric connectors penetrating the casing adapted for the shape of the cells
- H01M50/178—Arrangements of electric connectors penetrating the casing adapted for the shape of the cells for pouch or flexible bag 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
- H01M50/204—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
- 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
- H01M50/531—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
- H01M50/572—Means for preventing undesired use or discharge
- H01M50/574—Devices or arrangements for the interruption of current
- H01M50/579—Devices or arrangements for the interruption of current in response to shock
-
- 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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Connection Of Batteries Or Terminals (AREA)
- Battery Mounting, Suspending (AREA)
- Sealing Battery Cases Or Jackets (AREA)
Description
1a 電極リード
2 パウチ型バッテリーセル
2a 電極リード
2b テラス先端部
3 パウチ型バッテリーセル
3a 電極リード
4 バスバー
5 内部接着層
6 アルミニウム層
7 外部絶縁層
10 パウチ型バッテリーセル
11a 第1パウチシート
11b 第2パウチシート
12 テラス
12a テラス先端部
13 電極組立体
14 正極リード
15 負極リード
16 接着テープ
17 曲げ部
18 正極リード群
19 負極リード群
20 バスバー組立体
21 固定型バスバー
22 移動型バスバー
23 密着部
24 間隔調節部
25 密着部材
Claims (7)
- 相互積層して配列され、電気的に直列接続または並列接続したパウチ型バッテリーセルを備えたバッテリーモジュールであって、
いずれか一つのパウチ型バッテリーセルの電極リードに向けて他のパウチ型バッテリーセルの電極リードが偏向して一端部が重なり、
前記パウチ型バッテリーセルの各々は、テラスと電極リードとの境界部分が前記電極リードの偏向方向へ曲げられるように処理されたR曲げ部を有することを特徴とするバッテリーモジュール。 - 前記R曲げ部はラウンド形態を有し、前記テラスは先端部が前記R曲げ部で最も凹んだ部分に位置するように曲げられたことを特徴とする請求項1に記載のバッテリーモジュール。
- 少なくとも二つ以上の正極リードの一端部が重なって一直線に延びて設けられる正極リード群と、前記正極リード群と同じ方向へ前記正極リードの個数と同じ個数で重なって一直線に延びて設けられる負極リード群と、を含み、
前記正極リード群及び前記負極リード群のうち最近接距離で相互対向する第1正極リード及び第1負極リードを基準として、残りの正極リードが前記第1正極リードに向けて偏向し、残りの負極リードが前記第1負極リードに向けて偏向するように設けられることを特徴とする請求項1または請求項2に記載のバッテリーモジュール。 - 前記正極リード群と前記負極リード群とを電気的に接続するバスバー組立体をさらに含み、
前記バスバー組立体は、
棒状の伝導体として設けられた固定型バスバーと、
前記固定型バスバーを中心として前記固定型バスバーの両側に離隔して配置され、前記固定型バスバーとの間に前記正極リード群及び前記負極リード群を各々挿入できる挟み空間を形成する一対の移動型バスバーと、
前記正極リード群及び前記負極リード群が前記挟み空間に位置した状態で前記一対の移動型バスバーを前記固定型バスバーに近接するように移動させて、前記正極リード群及び前記負極リード群を前記固定型バスバーに密着させる密着部材と、を含むことを特徴とする請求項3に記載のバッテリーモジュール。 - 前記密着部材は、
両端部が前記一対の移動型バスバーに結合して弾性復元力で前記一対の移動型バスバーを相互対向する方向へ移動させる板ばねであることを特徴とする請求項4に記載のバッテリーモジュール。 - 前記一対の移動型バスバーは各々、
前記固定型バスバーに平行して設けられる密着部と、前記密着部の両端から折り曲されて延びて形成され、前記密着部材に連結される間隔調節部と、を備え、
前記固定型バスバーを中心として相互対称に配置され、前記固定型バスバーの周りを囲むことを特徴とする請求項4または請求項5に記載のバッテリーモジュール。 - 請求項1から請求項6のいずれか一項に記載のバッテリーモジュールを含む、バッテリーパック。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020170158519A KR102258819B1 (ko) | 2017-11-24 | 2017-11-24 | 전기적 연결 안전성이 향상된 배터리 모듈 |
| KR10-2017-0158519 | 2017-11-24 | ||
| PCT/KR2018/013133 WO2019103344A1 (ko) | 2017-11-24 | 2018-10-31 | 전기적 연결 안전성이 향상된 배터리 모듈 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2020518970A JP2020518970A (ja) | 2020-06-25 |
| JP6798043B2 true JP6798043B2 (ja) | 2020-12-09 |
Family
ID=66631067
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2019559766A Active JP6798043B2 (ja) | 2017-11-24 | 2018-10-31 | 電気的接続安全性が向上したバッテリーモジュール |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US11217864B2 (ja) |
| EP (1) | EP3624227B1 (ja) |
| JP (1) | JP6798043B2 (ja) |
| KR (1) | KR102258819B1 (ja) |
| CN (1) | CN110622341B (ja) |
| PL (1) | PL3624227T3 (ja) |
| WO (1) | WO2019103344A1 (ja) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102273184B1 (ko) * | 2017-10-10 | 2021-07-05 | 주식회사 엘지에너지솔루션 | 전극 리드 접합용 버스바 조립체 및 이를 포함하는 배터리 모듈 |
| KR102320342B1 (ko) | 2018-05-29 | 2021-11-03 | 주식회사 엘지에너지솔루션 | 배터리 모듈 |
| JP7170735B2 (ja) | 2018-10-26 | 2022-11-14 | エルジー エナジー ソリューション リミテッド | バッテリーセルの損傷を防止できる構造を有するバッテリーモジュール、これを含むバッテリーパック及び自動車 |
| JP7115358B2 (ja) * | 2019-02-26 | 2022-08-09 | 住友電装株式会社 | 電子モジュール |
| KR102779614B1 (ko) * | 2019-03-12 | 2025-03-10 | 주식회사 엘지에너지솔루션 | 전지 모듈 및 그 제조 방법 |
| CN111755657B (zh) * | 2019-03-29 | 2022-02-15 | 宁德新能源科技有限公司 | 电极组件 |
| KR102541537B1 (ko) * | 2019-06-25 | 2023-06-08 | 주식회사 엘지에너지솔루션 | 전지 모듈 및 이를 포함하는 전지팩 |
| KR102792207B1 (ko) * | 2019-07-16 | 2025-04-04 | 주식회사 엘지에너지솔루션 | 전지 모듈 및 그 제조 방법 |
| KR102769905B1 (ko) * | 2019-10-24 | 2025-02-17 | 주식회사 엘지에너지솔루션 | 배터리 모듈, 이러한 배터리 모듈을 포함하는 배터리 팩 및 자동차 |
| KR102506245B1 (ko) | 2019-11-14 | 2023-03-03 | 주식회사 엘지에너지솔루션 | 전지 모듈, 전지 모듈 제조 방법 및 전지 모듈을 포함하는 전지 팩 |
| KR102786405B1 (ko) | 2019-12-06 | 2025-03-24 | 주식회사 엘지에너지솔루션 | 배터리 모듈, 이러한 배터리 모듈을 포함하는 배터리 팩 및 자동차 |
| KR102886187B1 (ko) * | 2020-09-08 | 2025-11-13 | 주식회사 엘지에너지솔루션 | 전극 리드가 비대칭 구조로 형성된 전지 셀 및 이를 포함하는 기계적 강도가 보강된 전지 모듈 |
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-
2017
- 2017-11-24 KR KR1020170158519A patent/KR102258819B1/ko active Active
-
2018
- 2018-10-31 US US16/609,981 patent/US11217864B2/en active Active
- 2018-10-31 EP EP18881818.1A patent/EP3624227B1/en active Active
- 2018-10-31 JP JP2019559766A patent/JP6798043B2/ja active Active
- 2018-10-31 CN CN201880031997.3A patent/CN110622341B/zh active Active
- 2018-10-31 PL PL18881818T patent/PL3624227T3/pl unknown
- 2018-10-31 WO PCT/KR2018/013133 patent/WO2019103344A1/ko not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| KR20190060376A (ko) | 2019-06-03 |
| CN110622341B (zh) | 2022-04-08 |
| EP3624227A4 (en) | 2020-08-12 |
| US11217864B2 (en) | 2022-01-04 |
| JP2020518970A (ja) | 2020-06-25 |
| EP3624227A1 (en) | 2020-03-18 |
| KR102258819B1 (ko) | 2021-05-31 |
| EP3624227B1 (en) | 2021-06-02 |
| PL3624227T3 (pl) | 2021-10-18 |
| US20200067066A1 (en) | 2020-02-27 |
| CN110622341A (zh) | 2019-12-27 |
| WO2019103344A1 (ko) | 2019-05-31 |
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