JP6748285B2 - 組電池の製造方法 - Google Patents
組電池の製造方法 Download PDFInfo
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- JNDMLEXHDPKVFC-UHFFFAOYSA-N aluminum;oxygen(2-);yttrium(3+) Chemical compound [O-2].[O-2].[O-2].[Al+3].[Y+3] JNDMLEXHDPKVFC-UHFFFAOYSA-N 0.000 description 2
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- 229910019901 yttrium aluminum garnet Inorganic materials 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
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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
- H01M50/204—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
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- H—ELECTRICITY
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- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
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- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
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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
- H01M10/04—Construction or manufacture in general
- H01M10/0404—Machines for assembling batteries
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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
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- H01M10/0481—Compression means other than compression means for stacks of electrodes and separators
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- 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
- H01M50/289—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by spacing elements or positioning means within frames, racks or packs
- H01M50/291—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by spacing elements or positioning means within frames, racks or packs characterised by their shape
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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
- H01M50/543—Terminals
- H01M50/547—Terminals characterised by the disposition of the terminals on the cells
- H01M50/55—Terminals characterised by the disposition of the terminals on the cells on the same side of the cell
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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
- H01M50/543—Terminals
- H01M50/552—Terminals characterised by their shape
- H01M50/553—Terminals adapted for prismatic, pouch or rectangular cells
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- H—ELECTRICITY
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- 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
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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
- H01M50/503—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing characterised by the shape of the interconnectors
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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
- H01M50/509—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing characterised by the type of connection, e.g. mixed connections
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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
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- H01M50/564—Terminals characterised by their manufacturing process
- H01M50/566—Terminals characterised by their manufacturing process by welding, soldering or brazing
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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
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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
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- Connection Of Batteries Or Terminals (AREA)
Description
図12は、第2実施形態に係る組電池100の製造方法において、積層方向Zに沿って上下に隣り合う単電池110の隙間と、単電池110を介して弾性接着剤117に加える加圧力との関係等を示している。図13Aは、図12に示す条件に基づいて、弾性接着剤117を介して単電池110を積層する一の例を模式的に断面によって示している。図13Bは、図12に示す条件に基づいて、弾性接着剤117を介して単電池110を積層する他の例を模式的に断面によって示している。
図14は、第3実施形態に係る組電池100の製造方法において、積層方向Zに沿って上下に隣り合う単電池110の隙間と、単電池110に塗布する弾性接着剤117の充填量Vとの関係等を示している。図15Aは、図14に示す条件に基づいて、弾性接着剤117を介して単電池110を積層する一の例を模式的に断面によって示している。図15Bは、図14に示す条件に基づいて、弾性接着剤117を介して単電池110を積層する他の例を模式的に断面によって示している。
図18Aは、積層治具400の押え部420を待機位置に上昇させ、積層体100Sを形成した状態を模式的に示す図である。図18Bは、図18Aから引き続き、積層体100Sをプレス405によって加圧した状態を模式的に示す図である。図18Cは、図18Bから引き続き、積層治具400の押え部420が積層体100Sを押さえ、押え部420の積層方向Zの位置が予め定められた位置に固定された状態を模式的に示す図である。図18Dは、図18Cの状態における積層治具400の平面図である。図18Eは、図18Cから引き続き、プレス405を上昇させ、積層方向Zへの加圧を解除した状態を模式的に示す図である。図19Aおよび図19Bは、積層治具400の固定部430を示す断面図であり、図19Aは、ラチェット機構432の係止爪433がストッパピン411のロック溝431に係合した状態を示し、図19Bは、ラチェット機構432の係止爪433がストッパピン411のロック溝431から係合解除した状態を示している。
100S 積層体、
110,110A,110B,110C,110D,110E,110F,110G,110H,110I,110J 単電池、
110M 第1セルサブアッシ、
110N 第2セルサブアッシ、
111 発電要素、
112 電極タブ(端子)、
112A アノード側電極タブ、
112K カソード側電極タブ、
113 ラミネートフィルム(被覆部材)、
114 第1スペーサ、
115 第2スペーサ、
116 カラー、
117 弾性接着剤(充填部材)、
120 加圧ユニット、
121 上部加圧板、
122 下部加圧板、
123 側板、
130 バスバユニット、
131 バスバホルダ、
132 バスバ、
132A アノード側バスバ、
132K カソード側バスバ、
133 アノード側ターミナル、
134 カソード側ターミナル、
135 保護カバー、
201 測定器、
202 載置台、
203 ロケート支柱、
204 塗布器、
205,305 プレス、
206 レーザ光源、
400 積層治具、
405 プレス、
411 ストッパピン、
420 押え部、
430 固定部
431 ロック溝、
432 ラチェット機構、
433 掛止爪、
S101 測定工程、
S102 積層工程、
S103 配置工程、
S104 加圧工程、
S105 電気的経路接続工程、
L1,L2 レーザ光、
K 間隔、
D,D11,D12,D13,D21,D22 隙間、
T,T11,T12 積層時間、
P,P21,P22,P31 加圧力、
V,V11,V31,V32 充填量、
X (単電池110の)長手方向、
Y (単電池110の)短手方向、
Z (単電池110の)積層方向。
Claims (11)
- 充填部材を介して複数の単電池を積層し、積層した前記単電池を電気的に接続してなる組電池の製造方法であって、
前記単電池の厚みを測定する測定工程と、
積層方向に隣り合う前記単電池の間に、粘性を有する前記充填部材を配置する配置工程と、
前記単電池の間に配置した粘性状態の前記充填部材を、前記単電池を介して前記積層方向に加圧し、前記充填部材の前記積層方向の厚さを薄くする加圧工程と、を有し、
前記充填部材の前記積層方向の厚さを、積層後に隣り合う前記単電池の各々の測定した厚みに基づいて、前記配置工程において前記充填部材を配置する量、前記加圧工程において前記充填部材を加圧する時間の長さ、および前記加圧工程において前記充填部材を加圧する力の大きさの少なくとも1つによって制御し、前記積層方向に隣り合う2つの前記単電池の積層方向中心間の距離を一定の範囲内に収める、組電池の製造方法。 - 電力の入出力を行う端子を備えた前記単電池と、前記端子同士を電気的に接続するバスバと、を用い、
前記単電池を積層した後に前記端子と前記バスバとを接続する、請求項1に記載の組電池の製造方法。 - 前記充填部材の量を一定とし、積層後に隣り合う前記単電池の間に配置する前記充填部材を加圧する時間の長さを制御する、請求項1または2に記載の組電池の製造方法。
- 前記充填部材の量を一定とし、積層後に隣り合う前記単電池の間に配置する前記充填部材を加圧する力の大きさを制御する、請求項1または2に記載の組電池の製造方法。
- 前記充填部材を加圧する力の大きさを一定とし、積層後に隣り合う前記単電池の間に配置する前記充填部材の量を制御する、請求項1または2に記載の組電池の製造方法。
- 前記加圧工程において、前記単電池を積層した積層体を前記積層方向に移動自在な押え部によって押さえ、前記押え部の前記積層方向の位置を予め定められた位置に固定し、その後に前記積層方向への加圧を解除する、請求項1〜5のいずれか1項に記載の組電池の製造方法。
- 前記充填部材の厚みの制御は、前記単電池の一定の積層数毎に行う、請求項1〜6のいずれか1項に記載の組電池の製造方法。
- 前記充填部材は、前記単電池の一定の積層数毎に、積層後に隣り合う前記単電池の間に配置する、請求項1〜7のいずれか1項に記載の組電池の製造方法。
- 前記積層方向に沿って隣り合う前記単電池の間において、各々の前記単電池に備えた発電要素と前記積層方向に沿って重なる領域に前記充填部材を配置する、請求項1〜8のいずれか1項に記載の組電池の製造方法。
- 硬化後において弾性力を備える弾性接着剤を含む前記充填部材を用いる、請求項1〜9のいずれか1項に記載の組電池の製造方法。
- 発電要素を絶縁して被覆する被覆部材を備えた前記単電池を用いる、請求項1〜10のいずれか1項に記載の組電池の製造方法。
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JP7378874B2 (ja) * | 2020-01-03 | 2023-11-14 | エルジー エナジー ソリューション リミテッド | 電池モジュールおよび電池セルアセンブリー製造方法 |
WO2021166625A1 (ja) * | 2020-02-21 | 2021-08-26 | 株式会社Gsユアサ | 蓄電装置 |
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JP2023173580A (ja) | 2022-05-26 | 2023-12-07 | 株式会社Aescジャパン | 電池モジュール及び電池モジュールの製造方法 |
CN117996214B (zh) * | 2024-04-03 | 2024-08-23 | 宁德时代新能源科技股份有限公司 | 一种电芯配对系统、电池生产系统以及电芯的配对方法 |
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JP2009026703A (ja) * | 2007-07-23 | 2009-02-05 | Toyota Motor Corp | 組電池の製造方法 |
DE102009052508A1 (de) * | 2009-11-11 | 2011-05-12 | Carl Freudenberg Kg | Mechanisch flexibles und poröses Ausgleichselement zur Temperierung elektrochemischer Zellen |
KR101106373B1 (ko) * | 2009-11-19 | 2012-01-18 | 에스비리모티브 주식회사 | 배터리 팩 |
JP5533317B2 (ja) * | 2010-06-17 | 2014-06-25 | 日産自動車株式会社 | ラミネート型電池の加圧装置 |
JP2012204356A (ja) * | 2011-03-23 | 2012-10-22 | Sumitomo Heavy Ind Ltd | 蓄電モジュール及び作業機械 |
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KR101259442B1 (ko) * | 2011-07-01 | 2013-05-31 | 지에스나노텍 주식회사 | 박막 전지 패키징 방법 및 박막 전지 패키지 제조 장치 |
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JP6107091B2 (ja) * | 2012-12-04 | 2017-04-05 | 日産自動車株式会社 | 組電池および組電池の製造方法 |
JP6205808B2 (ja) | 2013-04-08 | 2017-10-04 | 株式会社Gsユアサ | 蓄電素子モジュール |
JP2015026424A (ja) * | 2013-07-24 | 2015-02-05 | 株式会社オートネットワーク技術研究所 | 蓄電モジュール |
JP6394083B2 (ja) | 2013-08-08 | 2018-09-26 | Nok株式会社 | 全固体電池 |
US10403869B2 (en) | 2015-04-13 | 2019-09-03 | Cps Technology Holdings, Llc | Adhesive tape for positioning battery cells in a battery module |
JP6376406B2 (ja) * | 2015-05-29 | 2018-08-22 | トヨタ自動車株式会社 | 組電池の製造方法 |
JP6544636B2 (ja) | 2015-08-24 | 2019-07-17 | スズキ株式会社 | 車両用シートの離脱防止構造 |
US10483519B2 (en) | 2015-10-22 | 2019-11-19 | Envision Aesc Japan Ltd. | Battery pack and battery pack manufacturing method |
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US20190348650A1 (en) | 2019-11-14 |
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EP3595032A4 (en) | 2020-03-11 |
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