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  1. kjell
    Post

    Wave propulsion

    Wiggle Wave Propulsion
    Post by: kjell, Jan 22, 2015 in forum: Propulsion
  2. kjell
    Post

    Wave propulsion

    New wave propulsion using side rolling converted in to fish tail propulsion.
    Post by: kjell, Dec 30, 2014 in forum: Propulsion
  3. kjell
    Post

    Wing-drive

    New WING-DRIVE.
    Post by: kjell, Oct 16, 2013 in forum: Sailboats
  4. kjell
    Post

    Wing-drive

    My first RC Wing Sail Model. Based on Walker Wing sail design.
    Post by: kjell, Oct 2, 2013 in forum: Sailboats
  5. kjell
    Post

    Wing-drive

    You and I know how easy and safe it is to navigate with wing sails. The only negative part is when going down winds (Running) The Wings are made...
    Post by: kjell, Oct 1, 2013 in forum: Sailboats
  6. kjell
    Post

    Wing-drive

    I would like to have the opinión about wing sails by a person that have been sailing with one. It seams that some think that the wings are...
    Post by: kjell, Oct 1, 2013 in forum: Sailboats
  7. kjell
    Post

    Wing-drive

    Wing-Drive with spi.
    Post by: kjell, Sep 24, 2013 in forum: Sailboats
  8. kjell
    Post

    Wing-drive

    The Wing-Drive is remote controlled from the cockpit there is no need to be on deck.You can se there are plenty of safety deck space.
    Post by: kjell, Sep 24, 2013 in forum: Sailboats
  9. kjell
    Post

    Wing-drive

    My WING-DRIVE is not made for racing. It is an alternative for safety sailing.
    Post by: kjell, Sep 20, 2013 in forum: Sailboats
  10. kjell
    Post

    Wing-drive

    This is my floating test catamaran. During 3 years the Wing-Drive has been tested in all different wind conditions. The Wedge-Tail has...
    Post by: kjell, Sep 19, 2013 in forum: Sailboats
  11. kjell
    Post

    Wing-drive

    The differense when sailing with Cloth sails or Wing sail. Sails are controlled by Sheets. When there is a change in the wind direccion. The...
    Post by: kjell, Sep 19, 2013 in forum: Sailboats
  12. kjell
    Post

    Wing-drive

    Hi Kim. The “America cup” with the new Sails maybe open up new interest in the wing-sail we are working with?
    Post by: kjell, Sep 18, 2013 in forum: Sailboats
  13. kjell
    Post

    Fin Drive and Stabilization

    I like your 4 FIN drive. To get the best out of the Kjell-Effect, you need to make some modifications....
    Post by: kjell, Jan 11, 2013 in forum: Pod Drives
  14. kjell
    Post

    Parallell coupled fish tail boat propulsion

    In 2007 I made many interesting tests with fishtail propulcion. One of the problems with tail propulsion is that it is not possible to go...
    Post by: kjell, Nov 13, 2012 in forum: Hybrid
  15. kjell
    Post

    Fin Drive and Stabilization

    If you give me the following information and a picture of the boat out of water so I can see the hull shape, I can calculate the power needed for...
    Post by: kjell, Sep 12, 2012 in forum: Pod Drives
  16. kjell
    Post

    Fin Drive and Stabilization

    Craig. Part from the years I have been experimenting with tail propulsion. I have been working as Propeller expert for 20 years, resolving...
    Post by: kjell, Sep 11, 2012 in forum: Pod Drives
  17. kjell
    Post

    Fin Drive and Stabilization

    What you are trying to do is more difficult than what you think. I have been experimenting with tail propulsion for over 40 years , and I am still...
    Post by: kjell, Sep 11, 2012 in forum: Pod Drives
  18. kjell
    Post

    Fin Drive and Stabilization

    Hydrofoils and rudder don’t produce any thrust. I am trying to help you from inventing the wheel again. It is good to trying to copy from the...
    Post by: kjell, Sep 11, 2012 in forum: Pod Drives
  19. kjell
    Post

    Fin Drive and Stabilization

    The best is to make the tests is in a test tank with all the test instruments. This is very expensiv. Making speed/power tests without knowing the...
    Post by: kjell, Sep 11, 2012 in forum: Pod Drives
  20. kjell
    Post

    Fin Drive and Stabilization

    Sorry but you are wrong in this question. The propeller and the tail are accelerating mas of water in the oposite direction of the thrust reading....
    Post by: kjell, Sep 11, 2012 in forum: Pod Drives
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