Wingsail

Wingsail

A wingsail is a form of marine propulsion similar to conventional sails. However, a wingsail is a built-up structure with airfoil cross-section, like an airplane wing, which shape can provide a much better lift-to-drag ratio than conventional sails.

There are numerous [http://www.windmek.ca/wingsail/wingsaildesigns.htm rigid as well as soft sail designs] which achieve this purpose.

Other types of sails

*Flanker
*Lugsail
*Ringtail
*Royal
*Skysail
*Wingsail
*Turbosail
*Rotorsail

References


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