供应鞋垫电池，7.4V带DC头电池组,发热鞋垫锂电池

基本规格及性能Basic Specification and Performance
 
5.1  容量
Capacity	标称容量Rated Capacity：2000MAH（0.5CA放电                 Discharge）
较小容量Capacity(min):2000mAh(0.2CA放电Discharge)
5.2  标称电压
Rated Voltage	7.4V
5.3  电池内阻Internal Resistant	 ≤200mΩ  (with PTC)
5.4  放电终止电压Discharge End Voltage	5.50V
5.5  充电上限电压Charge Upper Limit Voltage	8.40±0.02V
5.6  标准充电电流Standard Charge Circuit	0.5C A
5.7  快速充电电流Fast Charge Circuit	1C A
5.8  标准放电电流Standard Discharge Circuit	0.5C A
5.9  快速放电电流Fast Discharge Circuit	1C A
5.10 较大放电电流Discharge Circuit (max)	2C A
5.11 电池重量Weight	96±1g
5.12 较大尺寸Dimension(max)	厚度(φ)   :  18.3mm 宽度:36.6mm
高度(H)   :  65.0mm  （参见附图1）
                       (see figure 1)
5.13 工作温度Operational Temperature	充电charge   ：0 ~ 45℃;
放电discharge  ：-20 ~ 60℃
5.14 贮存温度Storage Temperature	1个月内within a month  ：-5 ~ 35℃
6个月内within six months ：0 ~ 35℃
 
6.测试条件
实验和测量要在标准温度(20±5℃)及标准湿度(65±20%)的条件下进行。
Please perform under this condition:
Standard temperature: (20±5℃), standard relative humidity: (65±20%)
6.1标准充电
Standard Charge	恒流恒压充电(CC/CV)
constant circuit and constant voltage charge
恒流constant circuit   ：1O00mA
上限电压upper limit voltage：8.40V
截止电流end circuit：20mA
6.2标准放电
Standard Discharge	恒流放电(CC) constant voltage discharge
恒流constant circuit   ：1000mA
终止电压end voltage：5.50V
 
7.     外观Appearance
外表清洁，无机械损伤、漏液、锈蚀；另表面有必须的产品标识。
The battery should be clean and dry, no technical damages , electrolyte leakage, rustiness, and with product identification on the surface.
 
8.     性能Performance
8.1 电性能Electrical Performance
项目Items	测试程序Testing Procedure	标准Requirements
8.1.1标称电压Rated Voltage	电池按6.1充电后，按6.2放电过程的平均工作电压
Charge according to 6.1, then calculate the average voltage during discharge process according to 6.2	   7.4V
8.1.2放电性能Discharge Performance	电池按6.1充电后1小时内以0.5CA恒流放电到5.50V
Charge according to 6.1, then discharge within 1 hour with constant circuit of 0.5CA to the end voltage is 5.5V	≥120min
	电池按6.1充电后1小时内以1.0CA恒流放电到5.5V
Charge according to 6.1, then discharge within 1 hour with constant circuit of 1.0CA to the end voltage is 5.5V	≥57min
8.1.3循环寿命Cycling Life	在环境温度20±5℃的条件下，以0.5CA先恒流充电至上限电压，再恒压充电至充电电流≤20mA；搁置0.5h后以0.5CA放电至5.5V，放电结束后搁置0.5-1h后进行下一个循环，直至连续两次放电时间小于72min，则认为寿命终止。
Under the ambient temperature of 20±5℃, charge with a constant circuit of0.5CA to upper limit voltage, then charge with constant voltage till the circuit is no more than 20mA; lay the battery aside for 0.5 hour, then discharge with 0.5CA till the end voltage is 5.5V; lay the battery aside for 0.5-1 hour before next cycle; when the discharge time of the consecutive discharge is both lower than 72 minutes, the cycle life is over.	≥300次Times
8.1.4荷电保持能力
Capacity Holding	按6.1充电,在温度20±5℃的环境下放置28天，然后以0.2CA放电至5.5V,电池放电容量≥90%标称容量。
Charge according to 6.1, lay the battery aside for 28 days in the ambient temperature of 20±5℃,then discharge with0.2CA till the end voltage 5.5Vappears, the capacity given out should be no less than 90% of the rated capacity.	容量Capacity≥1800mAh
8.1.5存贮Storage	自生产日期到测试日期不足3个月的电池按6.1充电方式充入40%－50%的容量,然后在环境温度20±5℃,相对湿度45%－85%的环境中存贮12个月，存贮期满后按6.1充满电，0.2CA放电至5.5V。
As for the battery life less than 3 months, charge into 40-50% of the rated capacity according to 6.1, then store for 12 months under a condition of ambient temperature of 20±5℃ and 45%-85% RH; after storage, charge according to 6.1, then discharge with0.2CA till the end voltage is 5.5V.	放电时间Discharge Time≥4h.
 
8.2 安全性能Safety Performance
 8.2.1短路Short Circuit	电池按6.1充满电后,将接有热电偶的电池置于通风橱中，短路其正负极（线路总电阻不大于50mΩ），试验过程中监控电池温度，当电池温度低于其峰值10℃时，结束试验。
After charging according to 6.1, put a battery connected with a thermocouple into ventilation cabinet, short circuit “+” and “-”(overall resistant of the loop is no more than 50mΩ); monitor the battery temperature during the testing process, when the battery temperature is lower than the peak value for 10℃, the test is over.	电池不起火,不爆炸。电池表面温度小于150℃。
No fire, no explosion. Surface temperature is lower than 150℃.
8.2.2过充
Overcharge
 	电池按6.1充满电后，将接有热电偶的电池放置于通风橱内；连接正负极于一恒流恒压电源，调节电流至3CA，电压为10V，然后对电池进行充电，直至电池电压为10V，电流接近0A。实验过程中监测电池温度变化，当电池温度下降到比峰值低约10℃，结束实验。
After charging according to 6.1, put a battery connected with a thermocouple into ventilation cabinet, connect the “+” and “-” with a constant circuit and constant voltage power, adjust the circuit to 3CA and the voltage to 10V. charge the battery till the voltage is 10V and the circuit is about to 0; monitor the battery temperature during the testing process, when the battery temperature is lower than the peak value for 10℃, the test is over.	电池不起火,
不爆炸。
No fire, no explosion
8.2.3
重物冲击
Heavy Shock	电池放置于冲击台上,将10公斤重锤自1m高度自由落下,冲击已固定在夹具中的电池(电池受力位置参见附图4)。
Put a battery on the shock platform, let a hammer of 10kg  fall down freely from a height of 1m, shock the battery fixing in the clamp(for the position of the battery, see figure 4)	电池不起火,
不爆炸。
No fire, no explosion
8.2.4
热冲击
Thermal
Shock	电池按6.1充电后，将电池置于热箱中，温度以（5±2℃）/ min的速率升至150±2℃并恒温10 分钟。
Charge the battery according to 6.1, then put a battery into a thermal box, heat with a temperature rising speed of（5±2℃）/ min till 150±2℃,then keep this temperature constant for 10 minutes.	电池不起火,
不爆炸。
No fire, no explosion
 
8.3环境适应性Environment Applicability
8.3.1高温性能High Temperature Performance	电池按6.1充电后,在温度55±2℃的环境下放置2小时,然后以1CA放电至5.5V,电池放电容量≥90%标称容量。
Charge the battery according to 6.1, lay the battery aside for 2 hours under a temperature of 55±2℃, then discharge to 5.5Vwith 1CA, capacity given out should be no less than 90% of the rated capacity.	容量Capacity≥1800mAh
8.3.2低温性能Low Temperature performance	电池按6.1充满电后,在温度-20±2℃的环境下放置16-24小时,然后以0.2CA放电至5.5V,电池放电容量≥70%标称容量。Charge the battery according to 6.1, lay the battery aside for 16-24 hours under a temperature of -20±2℃, then discharge to 5.5Vwith 0.2CA, capacity given out should be no less than 90% of rated capacity.	容量Capacity≥1400mAh
8.3.3振动Vibration	电池按6.1充满电后，将电池安装在振动台面上，按（振动频率：10Hz～30Hz,位移单振幅：0.38mm;振动频率：30Hz～55Hz,位移单振幅：0.19mm）振动频率和对应的振幅以X,Y,Z三个方向从10Hz～55Hz循环扫频振动30min,扫频速率为1 oct/min.
Charge the battery according to 6.1, then fix the battery on the vibration platform, perform cycling sweep frequency(sweep rate is1 oct/min ) vibration on X,Y,Z axis for 30min , vibration frequency: 10Hz～30Hz,  displacement single swing: 0.38mm; vibration frequency: 30Hz～55Hz,  displacement single swing: 0.19mm.	电池外观应无明显损伤，冒烟，漏液或爆炸，电压不低于3.6V
Battery appearance has no obvious damage, no fume, no electrolyte leakage and explosion, voltage is no less than 7.4V.
8.3.4自由跌落
Free Fall	电池按6.1充满电后，将电池由高度为（较低点高度）1m位置从X，Y，Z正负六个方向自由跌落，每个方向跌落1次至水泥地面上的18～20mm的硬木地板上。然后将电池以1CA电流放电至5.5V，再进行不少于3个的充放电循环（按6.1充电，1CA放电）。
Charge the battery according to 6.1,thenlet the battery fall freely and separately along X,Y,Z axis on both directions froma height of 1m (from the lowest point to the floor) on a hard wooden floor with a thickness of 18-20mm placing on the concrete ground. Then discharge the battery with 1CA till to the voltage falls to 5.5V, and perform charge and discharge cycle for no less than 3 times (charge according to 6.1, discharge with 1CA).	电池不起火,不爆炸。放电时间应不低于51min。
No fire, no explosion. Discharge time should be no less than 51min.
 
9.包装Package
   电池在包装时需处于半充满状态,包装箱外应标明产品名称、型号、标称电压、数量、毛重、出厂日期及相应等级的内阻、容量。
Battery in the package should be in half-charged state. On the surface of the package, there should be with product name, type, rated voltage, number, gross, leaving factory time and corresponding  internal resistant and capacity.
10.运输Transport
   电池应包装成箱进行运输，在运输过程中应防止剧烈振动、冲击或挤压、防止日晒雨淋，可使用汽车、火车、轮船、飞机等交通工具运输。
The battery should be transport in packages. Avoid strong vibration, shock or extrusion , keep away from sunshine and rain. The transport vehicle may be automobile, train, ship, airplane, etc.
11.贮存
电池应存放在5.14所规定的环境温度及相对湿度不大于75%的清洁、干燥、通风的室内，避免与腐蚀性物质接触、应远离火源和热源。另外必须使电池处于半充满状态贮存，以防止电池因自放电而产生过放电，发生不可逆容量损失。
The battery should be store in a clean, dry, ventilated room with a temperature required in 5.14 and 75%RH. Keep away from corrosive material, fire and heat source. In addition, the battery should be store in half-charging state, in order to avoid over-discharge caused by self-discharge, and this will lead to irreversible capacity loss.
12.保质期是从出厂开始6个月。