Videos of testing direct upwind sailing
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(Above) Carrying a brick 1kg directly upwind with an 18inch wind rotor tip speed ratio 1. |
| (Above)This test above is to demonstrate that a small 14inch wind turbine can power a much bigger boat directly upwind.This is a slow speed wind turbine with a tip speed ratio of 1. When the line goes tight the boat is pulling directly into the wind. |
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1.2 Metres per second (not 12) ;
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