Recent Content by Ilan Gonen

  1. Ilan Gonen
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    Wing Sails

    Sorry, 249, I have never said that soft wingsail is more efficient than a rigid wing. Please read again my answer to you few days ago. I wrote...
    Post by: Ilan Gonen, Mar 28, 2011 in forum: Multihulls
  2. Ilan Gonen
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    Wing Sails

    Yes, I did say I hoped to do the sea trial against a sister ship. Unfortunately, it has not been done yet (we were very busy building the new WOW...
    Post by: Ilan Gonen, Mar 22, 2011 in forum: Multihulls
  3. Ilan Gonen
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    Soft Wing Sail

    Thanks Yoakim for drawing my attention. You are right that there is a problem with downwind data. I'll check it. Right now I can think of the...
    Post by: Ilan Gonen, Dec 16, 2008 in forum: Sailboats
  4. Ilan Gonen
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    Soft Wing Sail

    Look at the article "Consequences" in Seahorse magazine, Jan. 2009. Although the article is about rigid wing sails rather than soft wings, it is...
    Post by: Ilan Gonen, Dec 12, 2008 in forum: Sailboats
  5. Ilan Gonen
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    Soft Wing Sail

    The main cost component is the carbon fiber mast. It is relatively expensive for very small boats and inexpensive for very big boats. When the...
    Post by: Ilan Gonen, Dec 7, 2008 in forum: Sailboats
  6. Ilan Gonen
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    Soft Wing Sail

    Omer wing sail Hello every body, Just wanted to inform you that Omer wing sail mark II is out there sailing. In order to adopt the wing to...
    Post by: Ilan Gonen, Nov 30, 2008 in forum: Sailboats
  7. Ilan Gonen
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    Soft Wing Sail

    Barend No. The boat is registered there. The work on building the wing and initial tests was done in Slovenia. We are now in Turkey. Ilan
    Post by: Ilan Gonen, Aug 8, 2007 in forum: Sailboats
  8. Ilan Gonen
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    Soft Wing Sail

    Tom I totally agree. Back to soft wing sails; In soft wing sail, it is impossible to have very high CL numbers. You can't have this very...
    Post by: Ilan Gonen, Aug 4, 2007 in forum: Sailboats
  9. Ilan Gonen
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    Soft Wing Sail

    Pericles I see that you really know all about Omer wing sail. Also you are right about less windage, however it is not only because of...
    Post by: Ilan Gonen, Aug 3, 2007 in forum: Sailboats
  10. Ilan Gonen
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    Soft Wing Sail

    Bill, According to my experience (which is yet limited since I have just finished the last version of the wing sail), it is right to say that...
    Post by: Ilan Gonen, Aug 1, 2007 in forum: Sailboats
  11. Ilan Gonen
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    Soft Wing Sail

    Down wind sailing with a wing sail The wing rotates spontaneously into the wind and the wings leading edge is always facing the wind. This is...
    Post by: Ilan Gonen, Jul 31, 2007 in forum: Sailboats
  12. Ilan Gonen
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    Soft Wing Sail

    Hello Pericles. You are right. This is the way we usually use to compare efficiency, however, when dealing with wing sails there are some more...
    Post by: Ilan Gonen, Jul 31, 2007 in forum: Sailboats
  13. Ilan Gonen
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    Soft Wing Sail

    Steve I don't know were to start answering your question, however: The #834 66' Frp. "Magie-Noire", is a free standing wing mast. It is not...
    Post by: Ilan Gonen, Jul 26, 2007 in forum: Sailboats
  14. Ilan Gonen
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    Soft Wing Sail

    Omer wing sail How do your 'sliding spreaders' rotate with the rotating mast?? Brian, The sliding spreaders slide up and down along tracks...
    Post by: Ilan Gonen, Jul 26, 2007 in forum: Sailboats
  15. Ilan Gonen
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    Soft Wing Sail

    No. Not yet. Just finished all phases of development. The polar diagram shows the official standard Elan 37 performance in blue and the...
    Post by: Ilan Gonen, Jul 23, 2007 in forum: Sailboats