标题: DSH1087 [打印本页] 作者: chinatown 时间: 2017-1-7 11:10 标题: DSH1087 Question % V+ Z& g' o7 P9 C( o; q: M- I( p, HIEC 62133:2002 Subclause 2.5 and IEC 62133:2012 Subclause 5.6.1 requests that:8 p1 }- k0 o0 y; f" k6 o
Cells used in the assembly of batteries shall have closely matched capacities, be of the same design, , |- \ e2 c6 f1 Wbe of the same chemistry and be from the same manufacturer.- _5 P1 ?& c- }
What is considered as acceptable in regards to “closely matched capacities”? 5 d, D% `) d$ w4 O# r2 MDecision$ a6 x5 }9 m* x j0 r: h
If an active charge and discharge current control is used that, over the lifetime of the battery % b; g$ `. J( O) i# H# M0 ]& `assemblies, ensures the charging and discharging current of each parallel connected cell are within8 W; n. Q3 G: L1 K: I+ y, l
the acceptable range of cell manufacturers’ specifications, the battery can be seen as one with |# l& W; a6 r* ?! G* dclosely matched capacities. / u3 _9 k0 `: z7 x$ Q7 j9 z[attach]110437[/attach] 1 \/ K$ `" t0 r% r6 X' x7 ]! m2 U. u: z
[attach]110437[/attach] 4 E( V+ s" T) }% P, Y$ W( M6 T0 B1 K" R2 ]