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1. WO2022001382 - TAB AND CELL HAVING SAME, BATTERY MODULE AND BATTERY PACK

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Publication Number WO/2022/001382
Publication Date 06.01.2022
International Application No. PCT/CN2021/093194
International Filing Date 12.05.2021
IPC
H01M 50/50 2021.1
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
50Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
50Current conducting connections for cells or batteries
CPC
H01M 10/613
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
10Secondary cells; Manufacture thereof
60Heating or cooling; Temperature control
61Types of temperature control
613Cooling or keeping cold
H01M 10/654
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
10Secondary cells; Manufacture thereof
60Heating or cooling; Temperature control
65Means for temperature control structurally associated with the cells
654located inside the innermost case of the cells, e.g. mandrels, electrodes or electrolytes
H01M 10/6556
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
10Secondary cells; Manufacture thereof
60Heating or cooling; Temperature control
65Means for temperature control structurally associated with the cells
655Solid structures for heat exchange or heat conduction
6556Solid parts with flow channel passages or pipes for heat exchange
H01M 10/6568
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
10Secondary cells; Manufacture thereof
60Heating or cooling; Temperature control
65Means for temperature control structurally associated with the cells
656characterised by the type of heat-exchange fluid
6567Liquids
6568characterised by flow circuits, e.g. loops, located externally to the cells or cell casings
H01M 50/50
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
50Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
50Current conducting connections for cells or batteries
H01M 50/533
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
50Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
50Current conducting connections for cells or batteries
531Electrode connections inside a battery casing
533characterised by the shape of the leads or tabs
Applicants
  • 比亚迪股份有限公司 BYD COMPANY LIMITED [CN]/[CN]
Inventors
  • 吴文刚 WU, Wengang
  • 刘彦初 LIU, Yanchu
  • 周贵树 ZHOU, Guishu
  • 李瀚文 LI, Hanwen
  • 唐俊 TANG, Jun
Agents
  • 北京清亦华知识产权代理事务所（普通合伙） TSINGYIHUA INTELLECTUAL PROPERTY LLC
Priority Data
202010617233.130.06.2020CN
Publication Language Chinese (zh)
Filing Language Chinese (ZH)
Designated States
Title
(EN) TAB AND CELL HAVING SAME, BATTERY MODULE AND BATTERY PACK
(FR) LANGUETTE ET ÉLÉMENT LA COMPRENANT, MODULE DE BATTERIE ET BLOC-BATTERIE
(ZH) 极耳和具有其的电芯、电池模组和电池包
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Abstract
(EN) A tab (100) and a cell having same, a battery module and a battery pack. The tab (100) comprises a first tab sheet (1) and a second tab sheet (2), wherein the second tab sheet (2) is arranged at one side in the thickness direction of the first tab sheet (1), at least one cooling cavity (11) is defined between the second tab sheet (2) and the first tab sheet (1), and the cooling cavity (11) is filled with a cooling medium.
(FR) L'invention concerne une languette (100) et un élément la comprenant, un module de batterie et un bloc-batterie. La languette (100) comprend une première feuille de languette (1) et une seconde feuille de languette (2), la seconde feuille de languette (2) étant disposée sur un côté dans le sens de l'épaisseur de la première feuille de languette (1), au moins une cavité de refroidissement (11) étant définie entre la seconde feuille de languette (2) et la première feuille de languette (1) et la cavité de refroidissement (11) étant remplie d'un milieu de refroidissement.
(ZH) 一种极耳(100)和具有其的电芯、电池模组和电池包，所述极耳(100)包括：第一极耳片(1)；第二极耳片(2)，所述第二极耳片(2)设在所述第一极耳片(1)的厚度方向上的一侧，所述第二极耳片(2)与所述第一极耳片(1)之间内限定出至少一个冷却腔(11)，所述冷却腔(11)内填充有冷却介质。
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