18650单电芯2000MAH10C倍率型规格书

更新时间:2023-05-22 11:14:56 阅读: 评论:0

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Specification Approval Sheet (cylinder Cell)
产品规格确认书(圆柱电池)
Model/型号: 18650P
Capacity/容量 2000mAh
Voltage/电压: 3.7V
制定(Prepared Bycantone 审核(Checked By 批准(Approved By

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.0 基本特性Basic performance
2
.0 外形图 figure
型号 Model
18650S
标称容量 NominalCapacity0.5C A
5
2000mAh
最低容量 0.5C A
5
1980mAh
额定电压 Nominal Voltage
3.70V
4.20 V
3.00V
充电截止电压 Max Charge Voltage
放电终止电压 Discharge Cut-off Voltage
最大充电电流 Max. Charge Current
1C A
5
标准持续放电流Standard Discharge Current 1C A(最大10C A
5
5
最大瞬间放电电流 Max. Discharge Curent
电池最大直径(光壳) Max. Diameter
15C A
5
18.3mm
电池最大高度(光壳) Max. Height
电池重量 (Approx.) Weight (Approx.)
65mm
5.2g
内阻(Max, at 1000Hz. Cell Impedance
15mΩ(充电态)
2
.1 结构图 Structure
充电方法
Charge
标准 Standard
快速 Quick
0.2C A×7.5hrs
5
1
C A×2.5hrs.
5
Method
0
℃~45
充电 Charge
放电 Discharge
贮存 Storage
o
o
3
2 F113 F
Operating
-
20℃~60
o
o
-4 F140 F
Temperature
-
10℃~45
o o
-4 F113 F
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.0 主要放电曲线 Mainly capability graph
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8650S-2000mAh 单体0.5C 充放放电图
18650S-2000mAh 单体电池不同倍率循环寿命
充电电压
放电电压
0.5c充放电循环
1c充放电循环           

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4.0 电池性能 Characteristic
若没有特别说明,电池在做各项试验前,均需在86KPa106 KPa大气压,环境温度20℃±5℃,相对湿度为45%~
7
5%的条件下,以0.2C A 恒流放电至终止电压2.75V,并在收到产品两周内进行以下试验。
5
Without special instructions, the following tests should be done under the condition of : temperature(20
±5), atmospheric pressure (86KPa106 Kpa), relative humidity (45%~75), and the tests should be done within two
weeks after receiving the products.
一些术语的定义:the definitions of some nomenclatures of this specification
标准充电:在环境温度20℃±5℃的条件下,以0.2C A 充电,当电池端电压达到充电截止电压时,改为恒压充电,
5
直到充电电流小于或等于0.01C A 后停止充电。
5
standard Charge: Charge with current 0.2C A to limit charge voltage under the condition of 20℃±5 surrounding t
5
emperature, then change to charge with constant voltage till the current less than or equal to 0.01 C A.
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4
.1 电化学性能 Electrical Characteristic
序号
项目Item
标准Standard
测试方法Test Method
NO.
1 标准大气压,环境温度20℃±5℃,相对湿度为
5%~75%的条件下,电池标准充电后(以下若没有特别
4
说明,均在此条件下放置,皆按此充电方式),搁置30min
0.5C A 进行放电至终止电压,循环三次,当有一次达
5
到标准,即达到标准要求(下同)。
常温放电性能
Discharge
1
0.5C A 2h
5
Standard charged under the condition of normal
atmospheric pressure and the environmental temperature of
Characteristics
2
5℃±5 and 45%~75RH, then rest for 30min and感恩节的英语作文
discharge at0.5C A to the discharge cut-off voltage
5
沪江
respectively. Charge/discharge cycle can be conducted for 3
times before meeting the Standardsthe same below
放电时间≥
电池标准充电后,开路放置28 天,再以0.2C A 放电至终
5
常温荷电保持能力 255min
止电压。
2
3
Normal Storage
Discharge Time
Store for 28 days after standard charged, then discharge at
2
55min
0
.2C A to the discharge cut-off voltage.
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循环200次后放
电时间≥4min
10C A 放电至终止电压,搁置30min,以此模式循环
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循环寿命
200
Cycle Life
Discharge Time
Conduct 10C A cycle for 200times and measure final
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4min
capacity.

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.2 安全性能 Safety Characteristic
序号vija
项目曲轴油封Item
NO.
标准Standard
测试方法Test Method
电池标准充电后,以3C A 电流充电至4.8V,然后转恒压充电
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至截至电流0.01C A 时终止。
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过充性能
不爆炸、不起火
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Standard charge. Charge at 3 C A to 4.8V, then change to
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Overcharge
No fireNo explosion
charge with constant voltage till the current less than or equal to
0
.01 C A. Obrve the variation of the battery’s appearance
5
电池标准充电后,以1C A 进行放电至终止电压,然后用10
5
的电阻将电池正负极相连,搁置14 天。
过放性能bombardier
不起火、不爆炸
2
Standard charged. Discharge at 1C A to discharge cut-off
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Over Discharge
No fireNo explosion
voltage and then connect the positive and negative terminals
with a resistor of 10 for 14 days.
电池标准充电后,置于防爆玻璃罩中直接短路其正负极(线
路总电阻不大于50m),当电池温度下降到比峰值约低
不爆炸、不起火
最高温度<150
No fire
1
0 ℃时试验结束。观察电池的温度及外观变化。Standard
常温短路性能
Short Circuit at
Room
charged. Keep the battery into a ventilation cabinet and
3
short-circuit the positive and negative terminals directly (general
resistance shall be 六一儿童节演讲稿less than or equal to 50m). Stop the test
when the temperature falls to value 10 lower than the peak
value. Obrve the variation of the battery’s appearance and
temperature.
No explosion
Temperature
perature<150
挤压测试前电池用0.2C 充满电,搁置24 positive是什么意思小时。从径向挤压
压力达到13KN
不着火不爆炸
No fire and no
detachmentexplosion
挤压测试
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Crush
Charge at 0.2C,and then leave for 24hrs, The crushing was
continued until a force of 3000 lb (13 kN)

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电池标准充电后,放在平面上,并与热电偶相连,将一直径
15.8mm 的棒放在电池高度方向中间位置,让重量9.1kg
重物从610mm 高度自由垂落至冲击台面。
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重物冲击性能
不爆炸、不起火

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