I guess that range isn't the problem, it's the duration that becomes an issue after three cups if coffee...
;)
-Tom
On 6/3/2010 7:48 AM, aweekdaysailor wrote:
Denny,
I note you've added a head to your design. I guess too much range can be a bad thing!
;)
-Keith
--- In electricboats@yahoogroups. , "dennis wolfe" <dwolfe@...> wrote:com
>
> Tom, You've got a beautiful boat there. That is the third Zimmer Launch to go electric that I know of. Lots of load carrying capacity in a 21' boat. Isn't cruising along in silence great?
>
> Denny
> www.wolfEboats.com
>
> ----- Original Message -----
> From: Tom
> To: electricboats@yahoogroups. com
> Sent: Wednesday, June 02, 2010 10:23 PM
> Subject: [Electric Boats] 21' launch performance data
>
>
>
> We have posted power vs. speed data for our new electric launch on our website: http://www.grapeviewpointboatworks. com/chart. html
>
> We'll add information about range vs. speed after we cycle the battery bank a bit more. This is a start.
>
> As might be expected, although hull speed (6 kts) takes about 2800W,
> 75% of hull speed takes 25% of that power, and 50% of hull speed takes only 10% of 2800W.
>
> -Tom
>
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