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你做电池异常过充，应该是空电池吧
1 O$ d3 [" N; r) `# V+ AOvercharging of a rechargeable battery. The battery is charged under each of the( D; ^6 z' v# f9 U* w) L: A2 I
following conditions in turn.$ u- o' i2 ]: Q; ?/ {/ V
• The battery charging circuit is adjusted with the battery disconnected to give 106 % of% ] h' q7 x4 r+ B' O
the rated output voltage of the charger, or the maximum charging voltage available
5 v% z$ R3 x3 C5 b$ r$ n7 Ofrom the charger (without simulation of faults), whichever is the higher attainable$ P. c' p+ i) m
value. The battery is then charged for 7 h.4 w% m( ?* f' X2 P" ?
• The battery charging circuit is adjusted, with the battery disconnected, to 100 % of the
$ o4 O- k* ` E5 N, r4 prated output voltage of the charger. The battery is charged while briefly subjected to
, C/ ~- j: @; d& H% H/ C2 k: t$ I( Ethe simulation of any single component failure that is likely to occur in the charging# m' c( Q, K) M" Y P) g! Z/ q# N
circuit and that results in overcharging of the battery. To minimize testing time, the% Y' N. B( u& `& |
failure is chosen that causes the highest overcharging current. The battery is then
) `2 f1 W K+ b, O& U2 T$ J9 echarged for a single period of 7 h with that simulated failure in place. |
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发表于 2011-11-16 09:46
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