Would this data be useful without knowing something about the boat? I'd think you'd want to know at least the W/L length, displacement, and general hull configuration (monohull, multi-hull).
-Tom
--- In electricboats@yahoogroups.com, "James" <james@...> wrote:
>
> We are working on building a range calculator and could use some help from the members of this group.
>
> Please send your numbers for knots to watts.
>
> We are asking for how many watts it takes to power your boat at 3,4,5, and 6 knots in calm conditions, no wind, no waves, with an average of two runs in opposite directions to average out the effects of any tides or local currents.
>
> Please let us know voltage and current, the meter you measure with, the system you are using, and the propeller and reduction gear ratio.
>
> Thanks to all who participate in this gathering of data.
>
> Happy Sailing and Thanks!
>
> James
>
> Propulsion Marine
>
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