標(biāo)準(zhǔn)編號(hào):	GB/T 43092-2023
中文名稱(chēng):	鋰離子電池正極材料電化學(xué)性能測(cè)試 高溫性能測(cè)試方法
英文名稱(chēng):	Electrochemical performance test of lithium ion battery cathode materials—Test method for high temperature performance
中標(biāo)分類(lèi):	H21    金屬物理性能試驗(yàn)方法
行業(yè)分類(lèi):	GB    國(guó)家標(biāo)準(zhǔn)
ICS分類(lèi):	77.160 77.160    粉末冶金 77.160
發(fā)布機(jī)構(gòu):	國(guó)家市場(chǎng)監(jiān)督管理總局 國(guó)家標(biāo)準(zhǔn)化管理委員會(huì)
發(fā)布日期:	2023-09-07
實(shí)施日期:	2024-4-1
標(biāo)準(zhǔn)狀態(tài):	to be valid
翻譯語(yǔ)言:	英文
文件格式:	PDF
中文字符數(shù):	17000 字
翻譯價(jià)格(元):	1190.0
交付時(shí)間:	付款后 1~3 個(gè)工作日

Electrochemical performance test of lithium ion battery cathode materials - Test method for high temperature performance 1 Scope This document specifies the test method for high temperature performance of electrochemical performance test of lithium ion battery cathode materials, including high temperature storage test and high temperature cycle test. This document is applicable to the electrochemical performance test of cathode materials such as lithium cobalt oxide, lithium nickel cobalt manganese oxide, nickel cobalt aluminum oxide, lithium manganese oxide, lithium iron phosphate, lithium-manganese-rich layered oxides. 2 Normative references The following documents contain provisions which, through reference in this text, constitute provisions of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. GB/T 2900.1-2008 Electrotechnical terminology - Fundamental terms GB/T 8170 Rules of rounding off for numerical values & expression and judgment of limiting values GB/T 20252-2014 Lithium cobalt oxide GB/T 31484-2015 Cycle life requirements and test methods for traction battery of electric vehicle 3 Terms and definitions For the purposes of this document, the terms and definitions given in GB/T 2900.1-2008, GB/T 20252-2014, GB/T 31484-2015 and the following apply. 3.1 charge and discharge process of charging to the limited charging voltage with the specified current, and turn to constant voltage charge; standing for a period of time and discharging at a specified current to an end of discharge voltage 4 Symbols For the purposes of this document, the following symbols apply: C: the rated capacity of battery at a rate of discharge at which the cell gets discharged fully in 1 h; 1C: the current corresponding to a rate of discharge at which the cell gets discharged fully in 1 h; 0.5C: the current corresponding to a rate of discharge at which the cell gets discharged fully in 2 h; 0.33C: the current corresponding to a rate of discharge at which the cell gets discharged fully in 3 h; 0.2C: the current corresponding to a rate of discharge at which the cell gets discharged fully in 5 h; 0.1C: the current corresponding to a rate of discharge at which the cell gets discharged fully in 10 h; 0.02C: the current corresponding to a rate of discharge at which the cell gets discharged fully in 50 h; 0.01C: the current corresponding to a rate of discharge at which the cell gets discharged fully in 100 h; 0.05C: the current corresponding to a rate of discharge at which the cell gets discharged fully in 20 h.

Contents Foreword I Introduction II 1 Scope 2 Normative references 3 Terms and definitions 4 Symbols 5 Test method for high temperature performance - Button half cell potential method 6 Test method for high temperature performance - Pouch full cell potential method 7 Expression of test results 8 Tolerances regarding tests 9 Test report

鋰離子電池正極材料電化學(xué)性能測(cè)試 高溫性能測(cè)試方法 1 范圍 本文件規(guī)定了鋰離子電池正極材料高溫電化學(xué)性能測(cè)試方法，包括高溫存儲(chǔ)測(cè)試和高溫循環(huán)測(cè)試。 本文件適用于鋰離子電池用鈷酸鋰、鎳鈷錳酸鋰、鎳鈷鋁酸鋰、錳酸鋰、磷酸鐵鋰、富鋰錳基等正極材料高溫電化學(xué)性能測(cè)試。 2 規(guī)范性引用文件 下列文件中的內(nèi)容通過(guò)文中的規(guī)范性引用而構(gòu)成本文件必不可少的條款。其中，注日期的引用文件，僅該日期對(duì)應(yīng)的版本適用于本文件；不注日期的引用文件，其最新版本(包括所有的修改單)適用于本文件。 GB/T 2900.1—2008 電工術(shù)語(yǔ) 基本術(shù)語(yǔ) GB/T 8170 數(shù)值修約規(guī)則與極限數(shù)值的表示和判定 GB/T 20252—2014 鈷酸鋰 GB/T 31484—2015 電動(dòng)汽車(chē)用動(dòng)力蓄電池循環(huán)壽命要求及試驗(yàn)方法 3 術(shù)語(yǔ)和定義 GB/T2900.1—2008、GB/T 20252—2014和GB/T31484—2015界定的以及下列術(shù)語(yǔ)和定義適用于本文件。 3.1 充放電 charge and discharge 以規(guī)定的電流充電至限制電壓，轉(zhuǎn)恒壓充電；靜置一段時(shí)間，以規(guī)定的電流放電至終止電壓的過(guò)程。 4 符號(hào) 下列符號(hào)適用于本文件： C：電池1 h放電率額定容量； 1C：1 h放電倍率對(duì)應(yīng)的電流數(shù)值； 0.5C：2 h放電倍率對(duì)應(yīng)的電流數(shù)值； 0.33 C：3 h放電倍率對(duì)應(yīng)的電流數(shù)值； 0.2 C：5 h放電倍率對(duì)應(yīng)的電流數(shù)值； 0.1 C：10 h放電倍率對(duì)應(yīng)的電流數(shù)值； 0.02 C：50 h放電倍率對(duì)應(yīng)的電流數(shù)值； 0.01 C：100 h放電倍率對(duì)應(yīng)的電流數(shù)值； 0.05 C：20 h放電倍率對(duì)應(yīng)的電流數(shù)值。