| Re: Awesome design, on a mono no less, 80 degree canting keel?
[Re: Todd_Sails]
#247545 04/28/12 08:17 PM 04/28/12 08:17 PM |
Joined: Feb 2005 Posts: 4,119 Northfield Mn Karl_Brogger
Carpal Tunnel
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Carpal Tunnel
Joined: Feb 2005
Posts: 4,119 Northfield Mn | I just kinda skimmed over it, (I'm driving), but I've said it before, a few thousand years of man harnessing the wind, and we're just figuring it out.
I'm boatless.
| | | Re: Awesome design, on a mono no less, 80 degree canting keel?
[Re: Todd_Sails]
#247551 04/29/12 07:24 AM 04/29/12 07:24 AM |
Joined: Jul 2005 Posts: 267 Ocean Springs, MS Capt_Cardiac
enthusiast
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enthusiast
Joined: Jul 2005
Posts: 267 Ocean Springs, MS | isn't that essentially a catamaran? call it an ama if you like but it sure does sound like a cat to me(odd looking cat).
Capt Cardiac Ocean Springs Yacht Club Sailor Nacra20 - Flight of Ideas #5 | | | Re: Awesome design, on a mono no less, 80 degree canting keel?
[Re: Mike Fahle]
#247585 04/30/12 07:32 PM 04/30/12 07:32 PM |
Joined: Jun 2001 Posts: 12,310 South Carolina Jake
Carpal Tunnel
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Carpal Tunnel
Joined: Jun 2001
Posts: 12,310 South Carolina | It more accurately could be described as a sliding seat canoe on steroids. The article does reference catamarans and makes the case that this is better because it eiminates the hydro and aero dynamic drags of the other hull. They missed a couple of obvious speed enhancing features - a canting rig and a wing. I think it is interesting how they conveniently left out how they were only copying existing catamaran hull design after gushing about all the go fast features of the hull. However, if it needs to be represented as their original ideas to get the funds to build and sail this thing then that is fine. I am eager to see the results. They also missed the fact that a catamaran doesn't have to carry around a chunk of lead....hull width to length ratio is incredibly less, prismatic coefficient, etc.
Jake Kohl | | | Re: Awesome design, on a mono no less, 80 degree canting keel?
[Re: alsail]
#247651 05/02/12 06:21 AM 05/02/12 06:21 AM |
Joined: Jun 2001 Posts: 12,310 South Carolina Jake
Carpal Tunnel
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Carpal Tunnel
Joined: Jun 2001
Posts: 12,310 South Carolina | so what happens when they get the chunk of lead stuck to one side do they stay on that tack and go in circles or ,or, or, hope for a wind shift.
Jake Kohl | | | Re: Awesome design, on a mono no less, 80 degree canting keel?
[Re: Capt_Cardiac]
#247700 05/03/12 10:44 AM 05/03/12 10:44 AM |
Joined: Aug 2001 Posts: 1,307 Asuncion, Paraguay Luiz
veteran
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veteran
Joined: Aug 2001
Posts: 1,307 Asuncion, Paraguay | isn't that essentially a catamaran? call it an ama if you like but it sure does sound like a cat to me(odd looking cat). There's an article on Sailing Anarchy archives where they demonstrate that the final stage of development of a canting keel monohull is a proa. Seach for "proa" in SA. This boat is almost there: cant 10 degrees more (to 90 deg) and add enough flotation for the bulb to have neutral flotation and it becomes a proa. We have discussed here that monohulls are following an evolutionary path towards multihulls. This boat is a good example. Add floats to the racks of a 49er or Moth and you have another.
Luiz
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