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  1. Wardi
    Post

    Foiler Design

    Makes sense for lifting foils, but for a sail it seems important to depower from the top down as the breeze increases, due to the greater heeling...
    Post by: Wardi, Jun 9, 2004 in forum: Sailboats
  2. Wardi
    Post

    Are we making any real design improvements??

    .....
    Post by: Wardi, Jun 8, 2004 in forum: Sailboats
  3. Wardi
    Post

    Are we making any real design improvements??

    Sorry for the confusion, this was just an example of the fact that not everything in yacht design costs money. It is a reference to another thred...
    Post by: Wardi, Jun 8, 2004 in forum: Sailboats
  4. Wardi
    Post

    Are we making any real design improvements??

    .....
    Post by: Wardi, Jun 8, 2004 in forum: Sailboats
  5. Wardi
    Post

    Are we making any real design improvements??

    .....
    Post by: Wardi, Jun 7, 2004 in forum: Sailboats
  6. Wardi
    Post

    Foiler Design

    What about this Minix method? http://www.boatdesign.net/forums/attachment.php?attachmentid=1408&stc=1
    Post by: Wardi, Jun 6, 2004 in forum: Sailboats
  7. Wardi
    Post

    Are we making any real design improvements??

    Yes absolutely, I certainly have not ruled out any of these at all. What I am saying though, is that it is the lowering of the Centre of...
    Post by: Wardi, Jun 6, 2004 in forum: Sailboats
  8. Wardi
    Post

    Are we making any real design improvements??

    .....
    Post by: Wardi, Jun 6, 2004 in forum: Sailboats
  9. Wardi
    Post

    Are we making any real design improvements??

    Hello Chris, Many issues covered here! Most outside the scope of my efforts i'm afraid... but at the end of the day its about enjoyment, not...
    Post by: Wardi, Jun 4, 2004 in forum: Sailboats
  10. Wardi
    Post

    Are we making any real design improvements??

    Jeff, You may well be right about comparisons with various versions of IMS and IOR. I do not have any way currently to split the data on this...
    Post by: Wardi, Jun 3, 2004 in forum: Sailboats
  11. Wardi
    Post

    Are we making any real design improvements??

    Jon, Yes, you are quite correct, Taylors work is based on ships models, not yachts and it is upright data. This in fact makes it a very good...
    Post by: Wardi, Jun 3, 2004 in forum: Sailboats
  12. Wardi
    Post

    Are we making any real design improvements??

    Hello Jeff, I agree with what you say about displacement measurement. That is why I have used all data from one source, ie: PHRF and assume that...
    Post by: Wardi, Jun 2, 2004 in forum: Sailboats
  13. Wardi
    Post

    Are we making any real design improvements??

    The J24 along with many pure racing boats such as Soling, Etchells 22, Dragon, 6m etc has done reasonably well. One reason for this is that they...
    Post by: Wardi, Jun 2, 2004 in forum: Sailboats
  14. Wardi
    Post

    Are we making any real design improvements??

    G'day CT249, The J35 comes up OK in the comparison for Jeff, but is by no means the most efficient design. Yes it would be ideal if you have...
    Post by: Wardi, Jun 2, 2004 in forum: Sailboats
  15. Wardi
    Post

    Are we making any real design improvements??

    Yes I would agree, and I am quite sure it is possible to much better than with the standard Excel functions. However I have made several other...
    Post by: Wardi, Jun 2, 2004 in forum: Sailboats
  16. Wardi
    Post

    Are we making any real design improvements??

    I am not quite sure about the circular reasoning..., but you are absolutely correct that we can now build lighter boats and therefore make them...
    Post by: Wardi, Jun 1, 2004 in forum: Sailboats
  17. Wardi
    Post

    Are we making any real design improvements??

    Hello Jeff, Yes I understand the apparent confusing conclusion. It is not saying that older boats are faster...for their length. In fact quite...
    Post by: Wardi, Jun 1, 2004 in forum: Sailboats
  18. Wardi
    Post

    Are we making any real design improvements??

    Jeff, I have analysed the efficiency of each design you have mentioned, based on the displacement, length and sail area. here is a short summary...
    Post by: Wardi, May 31, 2004 in forum: Sailboats
  19. Wardi
    Post

    Are we making any real design improvements??

    Performance Improvement Performance Improvement The Performance Improvement is the % difference between how fast a boat should be able to go...
    Post by: Wardi, May 30, 2004 in forum: Sailboats
  20. Wardi
    Post

    Are we making any real design improvements??

    Speed Potential Speed Potential The proposed "Speed Potential" is a measure of efficiency, calculated on the following basis: The force...
    Post by: Wardi, May 30, 2004 in forum: Sailboats
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