[Oeva-list] The Leaf in Special Sauce.. Charge

phil hochstetler phil at hochstetler.com
Mon Dec 21 21:00:25 PST 2009


I did some digging with Google and found a picture of the battery pack:

http://www.gearlive.com/gallery/image/2083/

--phil

On Mon, Dec 21, 2009 at 7:12 PM, Gene Climer <climer97007 at yahoo.com> wrote:
> At OMSI, I talked to the tall guy with the ski cap.
> He said the battery pack has 4 cells per module, and 48 modules.
> The 48 modules are divided in half into the two packs under the front seats.
> There are still quite a few series/parallel combinations.
> Just depends upon your assumptions at that point.
> Let's assume about 4V per cell for a round number.
> On the low side, for 4 cells in each moldule would be in parallel.
> That gives 4V per module, and 96V per 24 modules.
> If the two 24 Module halves are in parallel, it is a 96V pack.
> If the two halves are in series, it is a 192V pack.
> Now, at the other end, let's assume each module has 4 cells in series.
> That gives 16V per module, and 384V per 24 modules.
> The two 384V halves can be either parallel or series.
> Highest case, the 384V halves are put in series and we have a 768V pack.
> So, the pack has to be either 96V, 192V, 384V or 768V.
> Did anyone get them to spill the beans in more detail?
> Thanks,
> Gene Climer



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