Datasheet
深圳市格瑞普电池有限公司
SHENZHEN GREPOW BATTERY CO., LTD
DOC NO.: 017
REV. : A
Page 8 of 13
QR-YF-QP-030-017
NOTICE OF PROPRIETARY PROPERTY: THE INFORMATION CONTAINED HEREIN IS THE PROPRIETARY PROPERTY OF
GREPOW. THE POSSESSOR AGREES TO THE FOLLOWING:1) TO MAINTAIN THIS DOCUMENT IN CONFIDENCE, 2) NOT TO
REPRODUCE OR COPY IT, 3) NOT TO REVEAL OR PUBLISH IT IN WHOLE OR PART, 4) ALL RIGHT RESERVED.
本文件产权属格瑞普公司所有,格瑞普公司保留所有权利。文件持有人应同意对文件进行保密,未经书面许可,不得以任何方式对
文件部分或所有内容进行复制、传播、发表和外传。
4.4 Routine Inspection And Testing Of Battery Performance 电池常规性能检查及测试
NO
序号
Items
测试项目
Test Method and Condition
测试方法和条件
Criteria
条件
1
Discharge
Performance at
different
temperature
不同温度下放
电特性
High Temperature:Storage 2 hrs at 60±2℃ after standard
charge,0.5C discharge at 60±2℃;
高温:标准充电后储存在 60±2℃ 的环境中,2 小时后用 0.5C
放电;
Efficiency
≥91.5%
Room Temperature:Storage 2 hrs at 20±2℃ after standard
charge,0.5C discharge at 20±2℃;
常温:标准充电后储存在 20±2℃ 的环境中,2 小时后用 0.5C
放电;
Efficiency
≥98%
Low Temperature:Storage 4 hrs at -20±2℃ after standard
charge,0.2C discharge at -20±2℃;
低温:标准充电后储存在 -20±2℃ 的环境中,4 小时后用
0.2C 放电;
Efficiency
≥70%
2
Cycle Life
循环寿命
Test condition:
Step1)Charge:0.225A to 12.6V,end current 0.02C;
Step2)Rest:10min;
Step3)Discharge:0.225A to 9.6V;
Step4)Rest:30min;
Step5)Cycle from step 1 to step 4;
More than 80% first capacity at 0.225A discharging;
测试条件:
1)恒流恒压充电:0.225A 充电到 12.6V 限流 0.02C;
2)静置:10min;
3)恒流放电:0.225A 放电到 9.6V;
4)静置:30min;
5)循环 1)至 4)工步;
当以 0.225A 放电,容量小于初始容量 80% 时,所完成的循
环次数定义为该电芯的循环寿命;
≥300 Cycle
3
Self-discharg
es
自放电
Standard full charge,storage at 23±2℃ for 28days;
Standard discharge (0.5C)to test Remaining Capacity;
标准充满电后 23±2℃贮藏 28 天;
标准 0.5C 放电,所得容量为剩余容量;
Remaining Capacity≥85%
(First Capacity)剩余容
量≥85%(初始容量)
Standard charge/discharge for 2 cycles,to test recovery
capacity;
按标准充放电制式循环 2 次,取最大值为恢复容量;
Recovery Capacity≥95%
(First Capacity)恢复容
量≥95%(初始容量)
4
High
temperature
storage
characteristics
高温储存特
性
标准充满电后 60℃存储 4h,标准 0.5C 放电,截止电压:9.6V,
再进行标准充/放电循环 2 次,取最大容量恢复值;
Standard Charge Storage at 60℃ degree:4h,Standard
Discharge 0.5C,Cut-off voltage 9.6V,Standard
Charging/discharge 2 cycles, taking the maximum recovery
capacity value;
Recovery Capacity≥95%
(First Capacity)恢复容
量≥ 95%(初始容量)










