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1. WO2022006891 - BATTERY, ELECTRIC DEVICE, AND METHOD AND DEVICE FOR PREPARING BATTERY

Publication Number WO/2022/006891
Publication Date 13.01.2022
International Application No. PCT/CN2020/101436
International Filing Date 10.07.2020
IPC
H01M 50/30 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
30Arrangements for facilitating escape of gases
H01M 10/6556 2014.1
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
CPC
H01M 10/445
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
10Secondary cells; Manufacture thereof
42Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
44Methods for charging or discharging
445in response to gas pressure
H01M 10/48
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
10Secondary cells; Manufacture thereof
42Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
48Accumulators combined with arrangements for measuring, testing or indicating condition, e.g. level or density of the electrolyte
H01M 10/52
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
10Secondary cells; Manufacture thereof
42Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
52Removing gases inside the secondary cell, e.g. by absorption
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 10/615
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
615Heating or keeping warm
H01M 10/623
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
62specially adapted for specific applications
623Portable devices, e.g. mobile telephones, cameras or pacemakers
Applicants
  • 宁德时代新能源科技股份有限公司 CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED [CN]/[CN]
Inventors
  • 吴凯 WU, Kai
  • 王伟 WANG, Wei
  • 侯跃攀 HOU, Yuepan
  • 王鹏 WANG, Peng
  • 陈小波 CHEN, Xiaobo
  • 李耀 LI, Yao
  • 林永寿 LIN, Yongshou
Priority Data
Publication Language Chinese (zh)
Filing Language Chinese (ZH)
Designated States
Title
(EN) BATTERY, ELECTRIC DEVICE, AND METHOD AND DEVICE FOR PREPARING BATTERY
(FR) BATTERIE, DISPOSITIF ÉLECTRIQUE, ET PROCÉDÉ ET DISPOSITIF DE PRÉPARATION DE BATTERIE
(ZH) 电池、用电装置、制备电池的方法和装置
Abstract
(EN) The embodiments of the present application provide a battery, an electric device, and a method and a device for preparing the battery. The battery comprises: a battery cell comprising a pressure relief mechanism, wherein the pressure relief mechanism is arranged on a first wall of the battery cell, and the pressure relief mechanism is actuated to relieve the internal pressure or temperature of the battery cell when the internal pressure or temperature reaches a threshold value; and a thermal management component for containing a fluid to regulate the temperature of the battery cell, wherein a first surface of the thermal management component is attached to the first wall of the battery cell, the thermal management component is configured such that same can be destroyed by emissions discharged from the interior of the battery cell upon actuation of the pressure relief mechanism, so as to enable the emissions to pass through the thermal management component. The technical solutions of the embodiments of the present application can improve the safety of the battery.
(FR) Les modes de réalisation de la présente invention concernent une batterie, un dispositif électrique, et un procédé et un dispositif de préparation de la batterie. La batterie comprend : une cellule de batterie comprenant un mécanisme de décharge de pression, le mécanisme de décharge de pression étant disposé sur une première paroi de la cellule de batterie, et le mécanisme de décharge de pression est actionné pour relâcher la pression ou la température interne de la cellule de batterie lorsque la pression ou la température interne atteint une valeur de seuil ; et un composant de gestion thermique destiné à contenir un fluide pour réguler la température de la cellule de batterie, une première surface du composant de gestion thermique étant fixée à la première paroi de la cellule de batterie, le composant de gestion thermique étant conçu de façon à pouvoir être détruit par des émissions déchargées de l'intérieur de la cellule de batterie lors de l'actionnement du mécanisme de décharge de pression, de façon à permettre aux émissions de traverser le composant de gestion thermique. Les solutions techniques des modes de réalisation de la présente invention peuvent améliorer la sécurité de la batterie.
(ZH) 本申请实施例提供了一种电池、用电装置、制备电池的方法和装置。所述电池包括:电池单体,包括泄压机构,所述泄压机构设置于所述电池单体的第一壁,所述泄压机构用于在所述电池单体的内部压力或温度达到阈值时致动以泄放所述内部压力或温度;热管理部件,用于容纳流体以给所述电池单体调节温度;其中,所述热管理部件的第一表面附接于所述电池单体的所述第一壁,所述热管理部件被配置为在所述泄压机构致动时能够被从所述电池单体内排出的排放物破坏,以使所述排放物穿过所述热管理部件。本申请实施例的技术方案,能够增强电池的安全性。
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