عنفة رياح المعرفة
أكير محور رأسي. Le Nordais wind farm in CapChat, Quebec has a vertical axis wind turbine (VAWT) named Éole, which is the world''s largest at 110 m. الأكثر فعالية. Matilda was a wind turbine located on Gotland, Sweden. It produced a total of GW·h in the 15 years it was active.