CN114982035A - 电池组、电池包、电学装置以及电池组的制造方法及制造设备 - Google Patents

电池组、电池包、电学装置以及电池组的制造方法及制造设备 Download PDF

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CN114982035A
CN114982035A CN202080055106.5A CN202080055106A CN114982035A CN 114982035 A CN114982035 A CN 114982035A CN 202080055106 A CN202080055106 A CN 202080055106A CN 114982035 A CN114982035 A CN 114982035A
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battery
cell
negative electrode
battery cell
battery pack
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刘倩
梁成都
叶永煌
金海族
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Contemporary Amperex Technology Co 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
    • 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
    • H01M50/267—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders having means for adapting to batteries or cells of different types or different sizes
    • 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
    • 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
    • H01M10/0431—Cells with wound or folded electrodes
    • H—ELECTRICITY
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    • 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
    • H01M10/482—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for several batteries or cells simultaneously or sequentially
    • 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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    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/38—Selection of substances as active materials, active masses, active liquids of elements or alloys
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    • H—ELECTRICITY
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    • H01M4/583—Carbonaceous material, e.g. graphite-intercalation compounds or CFx
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    • 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
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    • 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
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    • H01M50/249—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders specially adapted for aircraft or vehicles, e.g. cars or trains
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    • 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
    • H01M50/51—Connection only in series
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    • H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
    • H01M2004/027—Negative electrodes
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    • H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
    • H01M2010/4271—Battery management systems including electronic circuits, e.g. control of current or voltage to keep battery in healthy state, cell balancing
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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
    • H01M50/258—Modular batteries; Casings provided with means for assembling
    • 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)
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  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Secondary Cells (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Battery Mounting, Suspending (AREA)

Abstract

本申请涉及一种电池组，该电池组包括至少以串联连接的第一类电芯和第二类电芯，所述第一类电芯和第二类电芯为不同的化学体系电芯，所述第一类电芯包括N个第一电芯，所述第二类电芯包括M个第二电芯，N和M为正整数；在所述第一电芯的电池健康状态SOH与所述第二电芯的SOH相同、且所述第一电芯的荷电状态SOC与所述第二电芯的SOC相同的情况下，所述第一电芯的第一负极极片的总充电容量与所述第二电芯的第二负极极片的总充电容量之比为0.8至1.2。

Description

PCT国内申请，说明书已公开。

Claims (14)

  1. PCT国内申请，权利要求书已公开。
CN202080055106.5A 2020-12-24 2020-12-24 电池组、电池包、电学装置以及电池组的制造方法及制造设备 Pending CN114982035A (zh)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117810460A (zh) * 2024-03-01 2024-04-02 宁德时代新能源科技股份有限公司 电池包以及用电设备
WO2024077629A1 (zh) * 2022-10-14 2024-04-18 宁德时代新能源科技股份有限公司 一种电池单体、电池和用电装置

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022205221A1 (zh) * 2021-03-31 2022-10-06 宁德时代新能源科技股份有限公司 电池组、电池包、用电装置以及电池组的制造方法及制造设备
EP4187684A4 (en) * 2021-09-18 2023-11-15 Contemporary Amperex Technology Co., Limited BATTERY KIT AND POWER CONSUMPTION DEVICE

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101471438A (zh) * 2007-12-25 2009-07-01 比亚迪股份有限公司 负极活性材料及其制备方法和负极及锂离子二次电池
CN102185123A (zh) * 2011-04-25 2011-09-14 江苏索尔新能源科技有限公司 一种电芯的串联方法
CN103311562A (zh) * 2012-03-12 2013-09-18 联想(北京)有限公司 一种充电电池及其充电控制方法和放电控制方法
US20140265554A1 (en) * 2013-03-14 2014-09-18 Ford Global Technologies, Llc Dual Lithium-Ion Battery System for Electric Vehicles
CN110048151A (zh) * 2019-04-23 2019-07-23 深圳市麦格米特控制技术有限公司 一种电池包的组装方法、装置、电子设备及存储介质
EP3614462A1 (en) * 2018-08-21 2020-02-26 Contemporary Amperex Technology Co., Limited Negative electrode plate and secondary battery

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20220158464A1 (en) * 2019-03-19 2022-05-19 dcbel Inc. Ev charger with adaptable charging protocol
CN110380144B (zh) * 2019-06-12 2020-06-23 长沙理工大学 一种退役磷酸铁锂和三元锂电池混合协调控制方法及***

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101471438A (zh) * 2007-12-25 2009-07-01 比亚迪股份有限公司 负极活性材料及其制备方法和负极及锂离子二次电池
CN102185123A (zh) * 2011-04-25 2011-09-14 江苏索尔新能源科技有限公司 一种电芯的串联方法
CN103311562A (zh) * 2012-03-12 2013-09-18 联想(北京)有限公司 一种充电电池及其充电控制方法和放电控制方法
US20140265554A1 (en) * 2013-03-14 2014-09-18 Ford Global Technologies, Llc Dual Lithium-Ion Battery System for Electric Vehicles
EP3614462A1 (en) * 2018-08-21 2020-02-26 Contemporary Amperex Technology Co., Limited Negative electrode plate and secondary battery
CN110048151A (zh) * 2019-04-23 2019-07-23 深圳市麦格米特控制技术有限公司 一种电池包的组装方法、装置、电子设备及存储介质

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024077629A1 (zh) * 2022-10-14 2024-04-18 宁德时代新能源科技股份有限公司 一种电池单体、电池和用电装置
CN117810460A (zh) * 2024-03-01 2024-04-02 宁德时代新能源科技股份有限公司 电池包以及用电设备

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