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楼主: 贺小梅

[信息产品] 电池过充测试

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发表于 2011-11-16 09:46 | 显示全部楼层
广东安规检测
有限公司提供:
你做电池异常过充,应该是空电池吧4 @( u  O/ U1 _' v
Overcharging of a rechargeable battery. The battery is charged under each of the
* R9 b. |' t2 U, h3 q" Ffollowing conditions in turn.
; @% q! p, Q7 M  _" Y/ a• The battery charging circuit is adjusted with the battery disconnected to give 106 % of6 Z' |. \8 N; K9 r& F& O0 D6 Z
the rated output voltage of the charger, or the maximum charging voltage available4 F) r+ w# [1 y& \5 M1 o8 g4 Z
from the charger (without simulation of faults), whichever is the higher attainable9 y3 v# v5 _- s  p% Y& H
value. The battery is then charged for 7 h.
. _9 B) E# u- `; t/ g$ l• The battery charging circuit is adjusted, with the battery disconnected, to 100 % of the1 U3 T" F/ W0 T' k+ T
rated output voltage of the charger. The battery is charged while briefly subjected to2 m4 ?9 f) Q, X
the simulation of any single component failure that is likely to occur in the charging
1 U  p/ `/ J& U* ncircuit and that results in overcharging of the battery. To minimize testing time, the
" O. `6 j) J5 K# _failure is chosen that causes the highest overcharging current. The battery is then6 |0 B9 N  k- U2 z) ^' ?* a5 E
charged for a single period of 7 h with that simulated failure in place.
发表于 2011-11-16 10:10 | 显示全部楼层
U1 Pin5-6, U2 输入到电池,R1短路就好了。。。
 楼主| 发表于 2011-11-28 17:38 | 显示全部楼层
引用第10楼琥珀流云于2011-11-16 09:46发表的  :
$ a3 t/ K: \% v7 Q, W/ a1 M你做电池异常过充,应该是空电池吧6 n# b) o  U4 P* G" `# V
Overcharging of a rechargeable battery. The battery is charged under each of the$ s6 O* I' Z; G! T2 \1 N: d$ M
following conditions in turn.
1 ?9 a' v; }8 B- |2 E- H$ h: _• The battery charging circuit is adjusted with the battery disconnected to give 106 % of
4 Y/ u0 D- X& c! K( r* F: ?the rated output voltage of the charger, or the maximum charging voltage available
7 W( |( n( h8 i3 ^! `1 U.......
这个测试对于可充电电池来说,是要在饱和状态下做的。
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