The WindFly Rig - Downloads

Downloads

A summary of the principles underlying the WindFly Rig is provided on the Theory page. More detail is provided in the documents available to download below.

Concept

1. Advantages relative to conventional sail rigs

2. Basic arrangement, principles and terminology

3. Theory

4. Use of combined 'keel-rudders' to avoid leeway

5. Mounted on a displacement boat

6. Mounted on a planing or semi-planing boat – Simple keel-rudder

7. Mounted on a planing boat - Keel-rudders and hydrofoil

8. Planing upwind as well as downwind

9. Mounted on a foiling boat

10. Responses to challenges that stopped others

11. Responses to particular health & safety hazards

Principal references:

Lars Larsson & Rolf Eliasson, "Principles of Yacht Design" 3rd edition, International Marine / McGraw Hill.
Daniel Savitsky, "Hydrodynamic Design of Planing Hulls", October 1964.
Lindsay Lord, "Naval Architecture of Planing Hulls" 3rd edition, Cornell Maritime Press.
Clement, E.P. & Blount, D.L. 1963. Resistance Tests of a Systematic Series of Planing Hull Forms.
Daniel Savitsky , Semi-displacement hulls – A misnomer?, 2014
Nigel Irens Design, The application of slender hull technology in powered yachts and small commercial craft, 2004
Dr P van OossanenResistance prediction of small high-speed displacement vessels,1979
Ira H. Abbott & ALbert E. Von Doenhoff, "Theory of Wing Sections" Dover Edition (1959), Dover Publications.
http://peterlynnhimself.com/Kites_For_Yachts.php