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re: battery interconnect size
24 apr 2000
sylvan butler wrote:
>>i have found a simple way of making good, neat low resistance battery
>>connectors. i take "1/2 inch" soft copper tubing and crush the ends flat
>...at the frequencies involved (essentially zero hz but
>not necessarily 0hz at any given moment) there is little "skin effect"
>so the current will attempt to distribute throughout a conductor.
that's good, but who cares? :-)
>given the amount of copper in a 1/2in or 5/8in copper tube as compared
>to a 2/0 cable, much less the 4/0 cable, i cannot imagine the tubing
>compares favorably.
we've already decided that 12 ga wire is sufficient, accounting for less
than 0.2% of the power budget--1/2" pipe with a 1/16" wall thickness has
0.098 in^2 of cross section, almost 20 times more than 12 ga wire...
>and forget about nec compliance!
we doan need your steenkeeng nec compliance.
nick
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