Subject: Re: [harryproa] SoftWing |
From: "Gardner Pomper gardner@networknow.org [harryproa]" <harryproa@yahoogroups.com.au> |
Date: 11/28/2014, 1:06 PM |
To: "harryproa@yahoogroups.com.au" <harryproa@yahoogroups.com.au> |
Reply-to: harryproa@yahoogroups.com.au |
More updates on the SoftWing sails:
http://www.voiles-alternatives.com/viewtopic.php?f=3&t=336
https://www.facebook.com/media/set/?set=a.284279928416094.1073741829.169341956576559&type=1
https://www.facebook.com/pages/KISS-Multihull-AB-T29/511834502238630
They have been testing what they are calling the V14 sail on a T29 trimaran with what appears to be a 12m stayed mast.
The sail is not yet optimized, particularly for reaching, but they did say they can point ten degrees higher than a Farr 40, while moving faster, tacking through 60-65 degrees.
And that's on a 9 meter 1200 kg trimaran with an upwind SA/D of 58, not a 12 meter 700 kg proa with an upwind SA/D of 70 to 90 (depends upon the mast)!
It's exciting to see the tests with a larger sail. The T29 might only have a 12 meter mast (estimating from photos), compared to BL's 18+ meters, but that's still a more useful example than the earlier tests with the smaller boat.
My dream of someone else doing all the hard work of developing a reefable wing sail that lets me use a fixed mast is slowly coming true.
- Mike
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