WO2024179623A3 - 电池单体、电池、用电装置及储能装置 - Google Patents

电池单体、电池、用电装置及储能装置 Download PDF

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Publication number
WO2024179623A3
WO2024179623A3 PCT/CN2024/100756 CN2024100756W WO2024179623A3 WO 2024179623 A3 WO2024179623 A3 WO 2024179623A3 CN 2024100756 W CN2024100756 W CN 2024100756W WO 2024179623 A3 WO2024179623 A3 WO 2024179623A3
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WO
WIPO (PCT)
Prior art keywords
wall
case
battery
battery cell
energy storage
Prior art date
Application number
PCT/CN2024/100756
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English (en)
French (fr)
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WO2024179623A2 (zh
Inventor
金海族
刘贺洋
刘江
杨丽美
杨瑞
Original Assignee
宁德时代新能源科技股份有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Application filed by 宁德时代新能源科技股份有限公司 filed Critical 宁德时代新能源科技股份有限公司
Priority to CN202480001331.9A priority Critical patent/CN119422274A/zh
Priority to KR1020257020097A priority patent/KR20250097980A/ko
Publication of WO2024179623A2 publication Critical patent/WO2024179623A2/zh
Publication of WO2024179623A3 publication Critical patent/WO2024179623A3/zh
Pending legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • H01M50/233—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions
    • 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
    • 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
    • H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
    • H01M10/0561—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of inorganic materials only
    • H01M10/0563—Liquid materials, e.g. for Li-SOCl2 cells
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/131—Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
    • 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
    • H01M50/209—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for prismatic or rectangular 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
    • H01M50/218—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by the material
    • H01M50/22—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by the material of the casings or racks
    • H01M50/222—Inorganic material
    • H01M50/224—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
    • H01M50/20—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
    • 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
    • H01M50/584—Means for preventing undesired use or discharge for preventing incorrect connections inside or outside the batteries
    • H01M50/586—Means for preventing undesired use or discharge for preventing incorrect connections inside or outside the batteries inside the batteries, e.g. incorrect connections of electrodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
    • H01M2004/028—Positive electrodes
    • 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)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Sealing Battery Cases Or Jackets (AREA)
  • Secondary Cells (AREA)
  • Battery Mounting, Suspending (AREA)

Abstract

一种电池单体、电池、用电装置及储能装置。电池单体包括外壳和至少一个电极组件，电极组件容纳于外壳内，外壳呈直平行六面体，外壳在第一方向上的尺寸为W1，外壳在第二方向上的尺寸为T1，外壳在第三方向上的尺寸为H1，第一方向、第二方向和第三方向相互垂直；外壳包括沿第一方向相对设置的第一壁和第二壁、沿第二方向相对设置的第三壁和第四壁、沿第三方向相对设置的第五壁和第六壁，第一壁和第二壁的厚度之和为a，第三壁和第四壁的厚度之和为b，第五壁和第六壁的厚度之和为c，(W1-a)*(T1-b)*(H1-c)/(W1*T1*H1)≥90％。这样，在相同的化学材料体系下，电池单体的体积能量密度可以得到提高。
PCT/CN2024/100756 2023-06-21 2024-06-21 电池单体、电池、用电装置及储能装置 Pending WO2024179623A2 (zh)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN202480001331.9A CN119422274A (zh) 2023-06-21 2024-06-21 电池单体、电池、用电装置及储能装置
KR1020257020097A KR20250097980A (ko) 2023-06-21 2024-06-21 배터리 셀, 배터리, 전기기기 및 에너지 저장 장치

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
PCT/CN2023/101943 WO2024259692A1 (zh) 2023-06-21 2023-06-21 电池单体、电池、用电装置及储能装置
CNPCT/CN2023/101943 2023-06-21

Publications (2)

Publication Number Publication Date
WO2024179623A2 WO2024179623A2 (zh) 2024-09-06
WO2024179623A3 true WO2024179623A3 (zh) 2024-10-24

Family

ID=92590228

Family Applications (4)

Application Number Title Priority Date Filing Date
PCT/CN2023/101943 Pending WO2024259692A1 (zh) 2023-06-21 2023-06-21 电池单体、电池、用电装置及储能装置
PCT/CN2024/100764 Pending WO2024179624A2 (zh) 2023-06-21 2024-06-21 电池单体、电池、用电装置及储能装置
PCT/CN2024/100756 Pending WO2024179623A2 (zh) 2023-06-21 2024-06-21 电池单体、电池、用电装置及储能装置
PCT/CN2024/100754 Pending WO2024179622A2 (zh) 2023-06-21 2024-06-21 电池单体、电池、用电装置及储能装置

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PCT/CN2023/101943 Pending WO2024259692A1 (zh) 2023-06-21 2023-06-21 电池单体、电池、用电装置及储能装置
PCT/CN2024/100764 Pending WO2024179624A2 (zh) 2023-06-21 2024-06-21 电池单体、电池、用电装置及储能装置

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PCT/CN2024/100754 Pending WO2024179622A2 (zh) 2023-06-21 2024-06-21 电池单体、电池、用电装置及储能装置

Country Status (3)

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KR (2) KR20250097980A (zh)
CN (3) CN119422274A (zh)
WO (4) WO2024259692A1 (zh)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020126734A (ja) * 2019-02-04 2020-08-20 三洋電機株式会社 二次電池及び二次電池の製造方法
CN212810407U (zh) * 2020-08-31 2021-03-26 江西安驰新能源科技有限公司 一种连体方形铝壳锂电池
CN217134614U (zh) * 2022-05-12 2022-08-05 比亚迪股份有限公司 电池、电池包和车辆
CN217158413U (zh) * 2022-04-12 2022-08-09 宁德时代新能源科技股份有限公司 电池单体的壳体、电池单体、电池以及用电装置
CN218827727U (zh) * 2022-05-12 2023-04-07 比亚迪股份有限公司 电池、电池包和车辆
CN220527038U (zh) * 2023-06-21 2024-02-23 宁德时代新能源科技股份有限公司 电池单体、电池、用电装置及储能装置

Family Cites Families (9)

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JP3630992B2 (ja) * 1998-07-08 2005-03-23 松下電器産業株式会社 電池及びその電池缶の製造方法
JP3478482B2 (ja) * 1998-12-28 2003-12-15 株式会社村田製作所 積層セラミックコンデンサ
CN102800895B (zh) * 2012-08-29 2015-03-18 浙江谷神能源科技股份有限公司 一种方形锂离子动力电池及其制备方法
JP2019192519A (ja) * 2018-04-26 2019-10-31 株式会社豊田自動織機 蓄電装置、電極組立体、及び蓄電装置の製造方法
JP7124209B2 (ja) * 2019-03-28 2022-08-23 株式会社東芝 電池モジュール、電池パック及び車両
JP2021034134A (ja) * 2019-08-19 2021-03-01 株式会社豊田自動織機 蓄電装置
EP4586391A1 (en) * 2020-09-07 2025-07-16 Contemporary Amperex Technology (Hong Kong) Limited Battery cell, battery, and electric apparatus
CN115775907A (zh) * 2021-09-08 2023-03-10 比亚迪股份有限公司 电池
CN216750083U (zh) * 2022-01-11 2022-06-14 宁德时代新能源科技股份有限公司 电池单体、电池以及用电装置

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020126734A (ja) * 2019-02-04 2020-08-20 三洋電機株式会社 二次電池及び二次電池の製造方法
CN212810407U (zh) * 2020-08-31 2021-03-26 江西安驰新能源科技有限公司 一种连体方形铝壳锂电池
CN217158413U (zh) * 2022-04-12 2022-08-09 宁德时代新能源科技股份有限公司 电池单体的壳体、电池单体、电池以及用电装置
CN217134614U (zh) * 2022-05-12 2022-08-05 比亚迪股份有限公司 电池、电池包和车辆
CN218827727U (zh) * 2022-05-12 2023-04-07 比亚迪股份有限公司 电池、电池包和车辆
CN220527038U (zh) * 2023-06-21 2024-02-23 宁德时代新能源科技股份有限公司 电池单体、电池、用电装置及储能装置

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Publication number Publication date
WO2024179622A2 (zh) 2024-09-06
CN119422274A (zh) 2025-02-11
CN119137789A (zh) 2024-12-13
WO2024179624A3 (zh) 2024-10-31
WO2024259692A1 (zh) 2024-12-26
KR20250097975A (ko) 2025-06-30
WO2024179624A2 (zh) 2024-09-06
WO2024179622A3 (zh) 2024-10-24
WO2024179623A2 (zh) 2024-09-06
CN119156732A (zh) 2024-12-17
KR20250097980A (ko) 2025-06-30

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