Author Topic: wind turbine blades  (Read 1060 times)

0 Members and 1 Guest are viewing this topic.

ferrand

  • Newbie
  • *
  • Posts: 5
wind turbine blades
« on: January 04, 2007, 05:21:49 PM »
In 1976-82 the Trimblemill - a contra rotating wind turbine designed for individual building heating - hot water or "block heater" storage - used sail wing blades of aerofoil shape, a canvas/sailcloth envelope stretched over an aluminium frame with a plastic tip stiffner. Details available see home website
« Last Edit: January 04, 2007, 05:21:49 PM by (unknown) »