The soft wing sail
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Wings Vs. Sails
Theory of Lift
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Wings Vs Sails
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Air Flow
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Driving Force
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Upwind Driving Force
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Lift-Drag
Wings vs. sails
The basic idea
When air flows over a wing, there are changes in air velocity and pressure. These changes determine the aerodynamic force on the wing . Lift is a component of this force.
Wing sail
Airplane wing
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