JP7428331B2 - パウチセルの内圧測定用の軟性印刷回路基板及びパウチセルの内圧測定方法 - Google Patents
パウチセルの内圧測定用の軟性印刷回路基板及びパウチセルの内圧測定方法 Download PDFInfo
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- JP7428331B2 JP7428331B2 JP2022576087A JP2022576087A JP7428331B2 JP 7428331 B2 JP7428331 B2 JP 7428331B2 JP 2022576087 A JP2022576087 A JP 2022576087A JP 2022576087 A JP2022576087 A JP 2022576087A JP 7428331 B2 JP7428331 B2 JP 7428331B2
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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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/4285—Testing apparatus
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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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
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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
- 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
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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
- 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
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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
- H01M50/10—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
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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
- H01M50/20—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]
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/18—Printed circuits structurally associated with non-printed electric components
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/18—Printed circuits structurally associated with non-printed electric components
- H05K1/189—Printed circuits structurally associated with non-printed electric components characterised by the use of flexible or folded printed circuits
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/30—Assembling printed circuits with electric components, e.g. with resistors
- H05K3/32—Assembling printed circuits with electric components, e.g. with resistors electrically connecting electric components or wires to printed circuits
- H05K3/34—Assembling printed circuits with electric components, e.g. with resistors electrically connecting electric components or wires to printed circuits by soldering
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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
- 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
-
- 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
- H01M50/102—Primary casings; Jackets or wrappings characterised by their shape or physical structure
- H01M50/105—Pouches or flexible bags
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/11—Printed elements for providing electric connections to or between printed circuits
- H05K1/118—Printed elements for providing electric connections to or between printed circuits specially for flexible printed circuits, e.g. using folded portions
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/18—Printed circuits structurally associated with non-printed electric components
- H05K1/181—Printed circuits structurally associated with non-printed electric components associated with surface mounted components
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10007—Types of components
- H05K2201/10037—Printed or non-printed battery
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10007—Types of components
- H05K2201/10151—Sensor
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10227—Other objects, e.g. metallic pieces
- H05K2201/1034—Edge terminals, i.e. separate pieces of metal attached to the edge of the printed circuit board [PCB]
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- 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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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Measuring Fluid Pressure (AREA)
- Secondary Cells (AREA)
- Battery Mounting, Suspending (AREA)
- Structure Of Printed Boards (AREA)
Description
Claims (12)
- 複数の導体線と、絶縁性及び屈曲性を有し、前記導体線を囲む絶縁フィルムと、を備えるパウチセルの内圧測定用の軟性印刷回路基板であって、
前記軟性印刷回路基板は、
圧力センサーが実装されているセンシング部と、
各前記導体線と接続されたコネクターピンが設けられたボード部と、
前記センシング部から前記ボード部まで延びて形成される延長部と、を含み、
前記延長部は、予め決められた区間に前記絶縁フィルムの表面を囲む金属材質の保護膜を備える、軟性印刷回路基板。 - 前記保護膜が金または銅めっき膜である、請求項1に記載の軟性印刷回路基板。
- 前記センシング部が、内圧測定対象であるパウチセルに形成されるガスポケット部の幅と同一またはそれより小さい幅に形成され、
前記保護膜が、前記パウチセルに形成されるシーリング部の幅と同一またはそれより長く延びて形成される、請求項1または2に記載の軟性印刷回路基板。 - 前記センシング部がパリレンコーティングされる、請求項1から3のいずれか一項に記載の軟性印刷回路基板。
- 前記センシング部において前記圧力センサーと前記導体線がはんだ付けされる部分は、アンダーフィルまたはコンフォーマルコーティングが加えられる、請求項1から4のいずれか一項に記載の軟性印刷回路基板。
- 前記圧力センサーが防水MEMS圧力センサーである、請求項1から5のいずれか一項に記載の軟性印刷回路基板。
- 前記センシング部が温度センサーをさらに備える、請求項1から6のいずれか一項に記載の軟性印刷回路基板。
- 前記センシング部は複数個であり、前記ボード部は一つである、請求項1から7のいずれか一項に記載の軟性印刷回路基板。
- 請求項1から8のいずれか一項に記載の軟性印刷回路基板を用いてパウチセルの内圧を測定するパウチセルの内圧測定方法であって、
前記パウチセルは、電極組立体の上部及び下部を各々覆う上部パウチシート及び下部パウチシートから構成されたパウチ外装材を含み、
前記センシング部を前記パウチセルの内部のガスポケット部に配置した状態で、前記保護膜を、前記上部パウチシート、前記下部パウチシートと共に熱溶着して前記パウチ外装材を密封する圧力センサー設置段階と、
前記ボード部にデータ分析装置を接続し、前記パウチセルに充電と放電を反復しながら前記パウチセルの内圧を測定する内圧測定段階と、を含む、パウチセルの内圧測定方法。 - 前記圧力センサー設置段階で、
前記センシング部を前記ガスポケット部に配置する前、前記パウチセルは前記上部パウチシートと前記下部パウチシートの周縁を熱溶着してシーリングするに際し、前記センシング部を挿入できるようにシーリングしなかった状態の未シーリング区間を備え、
前記センシング部を前記未シーリング区間から前記パウチ外装材の内部に入れた後、前記未シーリング区間を熱溶着して前記パウチ外装材を密封する、請求項9に記載のパウチセルの内圧測定方法。 - 前記未シーリング区間を熱溶着するに際し、前記延長部の保護膜の形状に対応する溝を備えた熱加圧ジグを用いて、前記上部パウチシートと前記保護膜と前記下部パウチシートとを一体で熱溶着する、請求項10に記載のパウチセルの内圧測定方法。
- 前記センシング部が二つであり、前記ボード部が一つである軟性印刷回路基板を用いて、
前記圧力センサーの設置段階で、前記パウチセルで正極リードが位置する側のガスポケット部に一つのセンシング部を配置し、負極リードが位置する側のガスポケット部に他の一つのセンシング部を配置する、請求項9から11のいずれか一項に記載のパウチセルの内圧測定方法。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020200184945A KR102826522B1 (ko) | 2020-12-28 | 2020-12-28 | 파우치 셀 내압 측정용 연성인쇄회로기판 및 파우치 셀의 내부 압력 측정 방법 |
| KR10-2020-0184945 | 2020-12-28 | ||
| PCT/KR2021/019009 WO2022145816A1 (ko) | 2020-12-28 | 2021-12-14 | 파우치 셀 내압 측정용 연성인쇄회로기판 및 파우치 셀의 내부 압력 측정 방법 |
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| Publication Number | Publication Date |
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| JP2023529694A JP2023529694A (ja) | 2023-07-11 |
| JP7428331B2 true JP7428331B2 (ja) | 2024-02-06 |
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|---|---|
| US (1) | US12537235B2 (ja) |
| EP (1) | EP4181271A4 (ja) |
| JP (1) | JP7428331B2 (ja) |
| KR (1) | KR102826522B1 (ja) |
| CN (1) | CN115917832B (ja) |
| WO (1) | WO2022145816A1 (ja) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR102884176B1 (ko) * | 2020-05-20 | 2025-11-12 | 주식회사 엘지에너지솔루션 | 내부 압력을 측정하는 압력 감지장치를 포함하는 파우치형 이차전지 |
| KR20230142248A (ko) * | 2022-04-01 | 2023-10-11 | 주식회사 엘지에너지솔루션 | 연성회로기판을 포함하는 파우치형 전지셀 |
| CN117954717A (zh) * | 2022-10-21 | 2024-04-30 | 宁德时代新能源科技股份有限公司 | 电池包、用电装置、电池包的检测方法和计算机存储介质 |
| CN121002699A (zh) * | 2023-03-30 | 2025-11-21 | 株式会社 Lg新能源 | 能够检测电解质泄漏的电池单体 |
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2020
- 2020-12-28 KR KR1020200184945A patent/KR102826522B1/ko active Active
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- 2021-12-14 JP JP2022576087A patent/JP7428331B2/ja active Active
- 2021-12-14 WO PCT/KR2021/019009 patent/WO2022145816A1/ko not_active Ceased
- 2021-12-14 CN CN202180052564.8A patent/CN115917832B/zh active Active
- 2021-12-14 US US18/017,790 patent/US12537235B2/en active Active
- 2021-12-14 EP EP21915614.8A patent/EP4181271A4/en active Pending
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| JP2008535174A (ja) | 2005-04-20 | 2008-08-28 | エルジー・ケム・リミテッド | 圧電センサーを有する二次バッテリーモジュール |
| US20140342203A1 (en) | 2013-05-14 | 2014-11-20 | Infineon Technologies Ag | Apparatus for measuring a pressure, a method for manufacturing an apparatus for measuring a pressure and a battery |
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| JP2018112433A (ja) | 2017-01-10 | 2018-07-19 | セイコーエプソン株式会社 | 圧力センサー、電子機器および移動体 |
| WO2020122404A1 (ko) | 2018-12-11 | 2020-06-18 | 주식회사 엘지화학 | 배터리 모듈용 fpcb 조립체, 그 제조방법 및 그를 포함하는 배터리 모듈 |
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| Publication number | Publication date |
|---|---|
| CN115917832B (zh) | 2026-02-10 |
| US20230291017A1 (en) | 2023-09-14 |
| KR20220093841A (ko) | 2022-07-05 |
| US12537235B2 (en) | 2026-01-27 |
| EP4181271A1 (en) | 2023-05-17 |
| KR102826522B1 (ko) | 2025-06-26 |
| JP2023529694A (ja) | 2023-07-11 |
| WO2022145816A1 (ko) | 2022-07-07 |
| EP4181271A4 (en) | 2024-10-23 |
| CN115917832A (zh) | 2023-04-04 |
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