[Expo-tech] Cave Link Surface charging

[Andrew Atkinson]

Andrew

On Mon, 8 Jul 2019, 17:43 Wookey, <wookey at wookware.org> wrote:

> On 2019-07-08 17:21 +0200, Andrew Atkinson wrote:
> >
> >
> > Can I connect the second battery?
>
> Only if all at the same/similiar charge state otherwise you might melt
> wires if one is totally flat and one is full. They are just paralleled
> (AIUI). We need to be careful about this. I think the idea is that all
> 3 (there is one inside the cavelink) are plugged in in parallel. But
> you _could_ choose to run 2 until flat, then swap to the 3rd one
> (internally fitted) so you had a spare. This makes more sense for the
> underground stn (havng a spare batt). I think we should probably just
> leave all 3 plugged in together and use 3 in parallel, then people
> can't fuck it up. I'd balance them by charging all to same state with
> accucell6 (no balance connector - boo), then charge the 3 as a set.
>

We cannot do this easily here, so have left it for this expo as it is and
it can be changed when not on expo

Andrew

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>
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