Tuesday, August 30, 2011

[Electric Boats] Re: No sailed, solar powered cruiser (40-60 feet)

 

Hey Dan,
Do you have pictures of the mods you made to optimize the displacement hull? I am still learning all this stuff, so a website or any pointers you could provide to us would be extremely useful.

Much obliged,
Bill

--- In electricboats@yahoogroups.com, danbollinger <no_reply@...> wrote:
>
> That should give you about 300 square feet of solar panel. The boat is powered by two 300Hp V-8 engines. That tells us that it has a planing hull form. After removing and selling the engines and drive train, you'll have room for a lot of batteries in those hulls. Right now, it has 8.5 knots hull speed. You'll want to have the hulls modified to make them displacement hulls to reduce drag. I did that to my 12' jon boat by adding hull extensions to the transom and it improved the cruising speed, and therefore range, too.
>
> --- In electricboats@yahoogroups.com, James Sizemore <james@> wrote:
> >
> > Just on a whim I went searching for his 65000 dollar cat in good condition ie floats. And I was able to find one. If he removes the fly bridge and the crappy RV a/c, he would have about 15 by 30 feet for solar cells, it being aluminum it is surprisingly light 7500 pounds, it might make a pretty decent electric power boat.
> >
> >
> > http://www.yachtworld.com/core/listing/boatMergedDetails.jsp?boat_id=2385056&checked_boats=2385056&ybw=&units=Feet&currency=USD&access=Public&listing_id=1779&url=&imc=pg-fs
> >
> >
> >
> > On Aug 22, 2011, at 1:24 AM, Kevin Pemberton <pembertonkevin@> wrote:
> >
> > > Hey Bill,
> > >
> > > I would not worry about an array that follows the sun. Consider that
> > > response time would have to be as fast as any wave or other disturbance.
> > > The gain would be lost with constant correction.
> > >
> > > I think most cats used for engines are replaced till the hulls are no
> > > longer sea worthy on such craft. Hope you find one.
> > >
> > > Kevin Pemberton
> > >
> > > On 08/17/2011 10:07 AM, Galstaf wrote:
> > > > How tall would you make the vessel, what should I consider in terms of
> > > > weight and positioning of the array?
> > > > Is there a practical way to make an array of this size "directional",
> > > > i.e. follow the sun.
> > >
> > > --
> > > AspireOne Netbook running Ubuntu 11.04
> > > Safe, Secure, Easy to use, Free Open Source Linux OS.
> > > Leaving Virus worries to the Windows Users!
> > >
> > >
> >
>

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