CN113316864A - 二次电池的制备方法 - Google Patents

二次电池的制备方法 Download PDF

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Publication number
CN113316864A
CN113316864A CN201980089144.XA CN201980089144A CN113316864A CN 113316864 A CN113316864 A CN 113316864A CN 201980089144 A CN201980089144 A CN 201980089144A CN 113316864 A CN113316864 A CN 113316864A
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secondary battery
charging
manufacturing
negative
battery according
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CN201980089144.XA
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CN113316864B (zh
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董宇洋
闫东阳
曾巧
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Ningde Amperex Technology Ltd
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Ningde Amperex Technology Ltd
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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
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/058—Construction or manufacture
    • 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
    • H01M10/44—Methods for charging or discharging
    • 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
    • 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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50—Manufacturing or production processes characterised by the final manufactured product

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Secondary Cells (AREA)
  • Battery Electrode And Active Subsutance (AREA)

Abstract

本申请提供一种二次电池的制备方法，包括如下步骤：提供电极组件；将所述电极组件放置于壳体中并注入电解液，得到电池单元；及对所述电池单元进行化成处理，所述化成处理在0.5MPa‑3.0MPa的压力下进行，从而得到所述二次电池。采用该制备方法，能够改善二次电池在循环中的厚度膨胀率。

Description

PCT国内申请，说明书已公开。

Claims (10)

  1. PCT国内申请，权利要求书已公开。
CN201980089144.XA 2019-12-23 2019-12-23 二次电池的制备方法 Active CN113316864B (zh)

Applications Claiming Priority (1)

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PCT/CN2019/127643 WO2021127929A1 (zh) 2019-12-23 2019-12-23 二次电池的制备方法

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CN113316864A true CN113316864A (zh) 2021-08-27
CN113316864B CN113316864B (zh) 2022-11-11

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CN (1) CN113316864B (zh)
WO (1) WO2021127929A1 (zh)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114062929B (zh) * 2021-11-15 2023-09-22 蜂巢能源科技有限公司 锂电池膨胀空间的设计方法和设计锂电池膨胀空间的设备
CN114284587A (zh) * 2021-12-27 2022-04-05 惠州亿纬锂能股份有限公司 一种电芯化成分容方法
CN114597499A (zh) * 2022-02-25 2022-06-07 惠州锂威新能源科技有限公司 一种锂离子电池的化成方法、制备方法及其锂离子电池

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104269584A (zh) * 2014-10-16 2015-01-07 保定风帆新能源有限公司 一种聚合物锂电池的化成方法
CN107579302A (zh) * 2017-10-13 2018-01-12 骆驼集团新能源电池有限公司 一种软包动力锂离子电芯快速化成方法
CN107732314A (zh) * 2017-11-13 2018-02-23 桑顿新能源科技有限公司 一种改善锂离子电池循环性能的快速化成处理方法
CN108574115A (zh) * 2017-03-07 2018-09-25 深圳格林德能源有限公司 一种镍钴锰酸锂锂离子电池化成工艺
CN109301335A (zh) * 2018-09-12 2019-02-01 风帆有限责任公司 一种软包装锂离子电池的化成方法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104269584A (zh) * 2014-10-16 2015-01-07 保定风帆新能源有限公司 一种聚合物锂电池的化成方法
CN108574115A (zh) * 2017-03-07 2018-09-25 深圳格林德能源有限公司 一种镍钴锰酸锂锂离子电池化成工艺
CN107579302A (zh) * 2017-10-13 2018-01-12 骆驼集团新能源电池有限公司 一种软包动力锂离子电芯快速化成方法
CN107732314A (zh) * 2017-11-13 2018-02-23 桑顿新能源科技有限公司 一种改善锂离子电池循环性能的快速化成处理方法
CN109301335A (zh) * 2018-09-12 2019-02-01 风帆有限责任公司 一种软包装锂离子电池的化成方法

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WO2021127929A1 (zh) 2021-07-01
CN113316864B (zh) 2022-11-11

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