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Saphon's bladeless wind turbine
SheerWind's Invelox wind turbine
The FloDesign wind turbine
Belatchew Arkitekter's Strawscraper concept
Uprise Energy's Sweep Twist Adaptive Rotor turbine
Altaeros Energies' Airborne Wind Turbine
Makani Power's Wing 7 prototype Airborne Wind Turbine
Altaeros Energies' Airborne Wind Turbine (top left), Makani Power's Wing 7 prototype Airborne Wind Turbine (top right), and Skysails' technology (bottom)
Are "innovative" wind technologies ever a match for three-blade turbines?
Three-blade horizontal-axis wind turbines are the gold standard (Photo: Mark Thompson)
Virtually every week there are articles about new and innovative methods for harvesting wind energy. And every week more megawatts of capacity from three-blade horizontal-axis wind turbines (HAWT) becomes operational, despite all of the contenders. Why aren't these innovative new products knocking the iconic HAWT off its perch? Is it possible to tell which are likely to be viable? These eight points are a useful way to assess which technology has potential, and which are likely just hot air.
Read the full article: Dodgy wind? Why "innovative" turbines are often anything but
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