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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
* F+ o( b7 h/ z  i: U7 F( MOvercharging of a rechargeable battery. The battery is charged under each of the
+ {, O' _# W! u- @" t( dfollowing conditions in turn.
6 N) i0 U+ g1 h  o7 j$ W2 s• The battery charging circuit is adjusted with the battery disconnected to give 106 % of
# V- r- f$ D3 ^/ athe rated output voltage of the charger, or the maximum charging voltage available) T- k& y. K3 ]( L+ I9 G. C
from the charger (without simulation of faults), whichever is the higher attainable* @4 W3 q3 E& O6 A8 g
value. The battery is then charged for 7 h.
) M% U* @6 [; K; N• The battery charging circuit is adjusted, with the battery disconnected, to 100 % of the
$ u; F; v) F# q# hrated output voltage of the charger. The battery is charged while briefly subjected to) V6 W) F0 R! C/ m" {
the simulation of any single component failure that is likely to occur in the charging
+ G5 J+ R3 i! r" Y1 ^% E! q. Ycircuit and that results in overcharging of the battery. To minimize testing time, the
% f* N9 ]; g8 O% y( @1 m7 Ofailure is chosen that causes the highest overcharging current. The battery is then
2 R* z7 _8 D2 c; [! scharged 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  :1 ?4 J7 r' O* i) i! i% _  v
你做电池异常过充,应该是空电池吧
& Q! s5 C* v" x& l% \+ COvercharging of a rechargeable battery. The battery is charged under each of the
+ f  M% o( s$ a8 T4 lfollowing conditions in turn./ J7 W4 N' {$ O* }) F. T
• The battery charging circuit is adjusted with the battery disconnected to give 106 % of
2 A: e" n  D7 u$ I" i+ Y5 Kthe rated output voltage of the charger, or the maximum charging voltage available
9 P4 ?* L2 ^: o6 j4 v.......
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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