And a few very interesting discussions:
There's some good info out there. I'm getting hooked on the idea.
--- In Michalak@yahoogroups.com
, "zoomclimber" <drue_apple@...>
> I did see something in Popular Science or Popular Mechanics
> about this idea for potential use on tankers. Even if it just
> them 15-20% on their fuel costs it'd be a big deal. I was
> about it before then, but I'm sure the convergance of the idea is
> about to come together for several folks. So I'm not inventing
> I think it has some pluses and some minuses. You get a better
> of what's around you, but also a greater chance of wrapping your
> kite around whatever is around you. Even a little Potter or
> in between you and your kite could ruin your day.
> Also, they trim themselves pretty well, but because you have close
> to 100% of the vector pulling at all times, it makes speed and
> balance on a close-haul tack a bit of a challenge. Might require
> bigger and more authoritative rudder to trim.
> A nice, fat pram shape like the IMB might be a little more
> of that than a skinny, top-heavy kayak.
> Finally, they really do pull, and instant reefing isn't an
> If you misjudge the size for the wind, you might wind up going
> airborne and then submarining on the downward trip. So on a run,
> you better be trimmed; you might take off like a 747.
> Slowing down in a regular sailboat is a lot easier because you can
> get real draggy real fast. With the kite you have to grab a riser
> end (and or A and B lines) on one side and get the thing to spill
> it stalls and drops. Then you can slow the boat down.
> I'll probably start with a smaller kite and experiment a little.
> --- In Michalak@yahoogroups.com, "saillips" <saillips@> wrote:
> > > Anyone have some thoughts on this or know someone who has
> > >
> > Google "kite sail" and you should come up with a web site for
> > people in Australia using BIG (40-60 meters ?!?) kites on
> > No mast or standing rigging as the lines are led to the deck
> > kite, so less "arm" to heel the boat resulting in a fast,
> > I think it has great potential for small boats from, as you say,
> > kayaks to shoal draft little cruisers.