石墨烯基磷酸铁锂高倍率电池

  • 品牌:聚碳
  • 型号:JT 326878
  • 外观:聚合物电池
  • 计量单位:
  • 应用范围:本标准规定了锂离子聚合物可充电电池的基本性能、技术要求、测试方法及注意事项

产品详情

石墨烯基磷酸铁锂高倍率电池

Scope 适用范围

This specification describes the basic performance, technical requirement, testing method, warning and caution of the Li-ion Polymer rechargeable battery pack, the pack defined in this documentation is an assembly which include battery, PCM and wire, the specification only applies to Zhuhai Carbon Composite Poly Co., Ltd

,电池组合定义的是包括电芯,保护板和连接线的组合,本标准只是用于珠海聚碳复合材料有限公司所生产的电芯。

Initial Dimension 初始尺寸

QQ截图20180419095424.jpg

 

T Max

3.2mm

W Max

68mm

L Max

78mm

D

25±1mm

W1

10mm

  

Specification 产品规格

Item 项目

Specification 规格要求

Normal Capacity 标称容量

1350mAh  0.2C Discharge 0.2C放电)

Min Capacity 最小容量

1350mAh 0.2C Discharge 0.2C放电)

Initial Impedance 初始内阻

10 mΩ

Weight 重量

Approx(约):30g

Nominal Voltage  标称电压

3.2V

Limited Voltage in Charge 充电上限电压

3.6V

Terminating Voltage in Discharge 放电下限电压

2.5V

Standard Charge Current标准充电电流

0.2C

Standard Charging Method标准充电方法

0.2C CCconstant current charge to 3.6Vthen 3.6V CV,(constant voltage charge till charge current decline to ≤0.05C

0.2C恒流充电至3.6V,再3.6V恒压充电至充电电流≤0.05C

Charging Time  充电时间

Standard charging approx 7 hours

标准充电约7小时

Max. charge current  最大充电电流

Constant Current 4C Constant Voltage 3.6V 0.02C cut-off

恒流:4C,恒压:3.6V,截止电流:0.02C

Max. discharge current 最大放电电流

Constant current  4C

end voltage 2.5V

恒流:4C,截止电压:2.5V

Standard discharge current 标准放电电流

Constant current 0.2C  end voltage 2.5V

恒流:0.2C, 截止电压:2.5V

Charge cut-off voltage  充电截止电压

3.6V

Discharge cut-off voltage放电截止电压

2.5V

Storage temperature储存温度

-1045

≤1 month

Percentage of recoverable capacity no less than 80% of initial capacities恢复容量不低于初始容量的80%

1035

≤3 months

1025

≤1 year

Recoverable capacity  恢复容量

Constant current 0.2C charge to 3.6V then constant voltage 3.6V charge to current declines to 0.05C, rest for 10min, constant current 0.2Cdischarge to 2.5V, rest for 10 min,. Repeat above steps 3 times, recording the maximum capacity.

0.2C恒流充电至3.6V,再3.6V恒压充电至电流≤0.05C,搁置10分钟,0.2C恒流放电至2.5V,搁置10分钟,重复以上步骤3次,记录容量最大值

Storage Humidity 储存湿度

≤75% RH

Appearance 外观

Without distortion and leakage  无变形,无漏液

Standard testing condition标准测试环境

Temperature (温度):23±5

Humidity(湿度):≤75% RH

Atmospheric Pressure(大气压):86-106KPa

 

General Performance常规性能

Item项目

Test Method and Condition

测试方法与条件

Criteria判定标准

0.2C Capacity 0.2C容量

At standard testing condition, after standard charging, rest battery for 10min, then discharging at 0.2C to 2.5V, recording the discharging time.

在标准测试条件下,标准充电完成后搁置10分钟,用0.2C电流放电至2.5V,记录放电时间

≥300min

1C Capacity 1C容量

At standard testing condition, after standard charging, rest battery for 10min, then discharging at 1C to 2.5v, recording the discharging time.

在标准测试条件下,标准充电完成后搁置10分钟,用1C电流放电至2.5V,记录放电容量

≥54min

Cycle Life循环寿命

At standard testing condition, constant current 0.2C charge to 3.6V,then constant voltage charge to current declines to 0.05C, rest 10min,constant current 0.2C discharge to 2.5V, rest 10min. Repeat above steps till continuously discharging capacity lower than 80% of the Initial Capacity of the Cells

在标准测试条件下,0.2C电流恒流恒压充电至3.6V,截止电流为0.05C,搁置10分钟,再用0.2C电流放电至2.5V,,搁置10分钟,重复以上步骤,直至放电容量连续低于初始容量的80%

≥500times

Capability of keeping electricity荷电保持能力

At standard testing condition, after standard charging, no outer loading circuit rest pack for 28 days, then discharging at 1C to 2.5V, recording the discharging time.

在标准测试条件下,标准充电充满后,无外接负载电路,电池组合搁置28天,用0.2C放电至2.5V,记录放电时间

≥240min

 

Environment Performance环境性能

Item项目

Test Method and Condition

测试方法与条件

Criteria判定标准

Discharge at high temperature

高温放电

At standard testing condition, after standard charging, rest the cells 5 hours at 50±2℃ then discharging at 1C to 2.5V, recording the discharging time.

在标准测试条件下,标准充电后,在50±2℃条件下贮存5小时,然后1C放电至2.5V,记录放电时间。

≥54min

Discharge at low temperature

低温放电

At standard testing condition, after standard charging, rest the cells 4 hours at -10±2℃then discharging at 0.2C to 2.5V, recording the discharging time.

在标准测试条件下,标准充电后,在-10±2℃条件下贮存4小时,然后0.2C放电至2.5V,记录放电时间。

≥210min

High temperature storage

高温储存

After standard charging, put the battery in the oven. Thetemperature of the oven is 85±2℃  remains 2hrs.

标准充电后,将电池组放进温度为85±2℃烘箱内储存4小时

No fire no smoke

不起火,不冒烟

 

 Safe Characteristics 安全性能

Item项目

Test Method and Condition

测试方法与条件

Criteria判定标准

Overcharge testing(No PCM)

过充测试(无保护板)

At standard testing condition, charging pack with constant current 3C to 3.6V, then with constant voltage 3.6V

在标准测试条件下,电池组以3C电流充电至3.6V

No fire, no smoke

不起火,不冒烟

Over-discharge testing (No PCM)

过放测试(无保护板)

At standard testing condition, after standard charging, then discharging at 1C  time 90 minutes.

在标准测试条件下,标准充电后,然后再1 c放电时间90min

No fireno smoke,no leakage

不起火,不冒烟,不漏液

Short-circuit testing

短路测试

At standard testing condition, after standard charging, connect pack positive and negative terminals by wire which impedance less than

50mΩ, keep 6 hours

在标准测试条件下,进行标准充电后,将电池正负极用阻值小于50mΩ的导线相连,持续6小时。

No fire, no smoke

不起火,不冒烟