Inventions & Questionable Turbines

This category is a catchall for all those contraptions that burst on the scene in a blaze of media hype as different from those “other” wind turbines only to eventually disappear. It’s not possible to critique every “invention” that plagues the field of wind energy so only those that have piqued my curiosity, or are particularly egregious, are listed here.

RIP Google Makani: Perhaps The Entire Airborne Wind Energy Space Will Finally Disappear

By

Michael Barnard

Makani was still being touted as the leader in the space for the 2019 Airborne Wind Energy Conference, held in Scotland in August. And now, it’s dead. Alphabet pulled the plug a couple of days ago. This isn’t really surprising.

Weird Wind Turbine Designs Jpg

Weird Wind Turbine Designs

By

Paul Gipe

Vaughn Nelson has pulled together some links to web pages that display either humanity’s incredible ingenuity relative to wind energy, or humanity’s folly, depending upon your point of view.

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Montana WindJammer IV Infomercial

By

Paul Gipe

In another blast from the past, Vaughn Nelson has tracked down a promotional film (now on youtube) from August 1985 of the Windjammer IV sail wing wind turbine. Patterned after Cretan sail windmills, the Windjammer uses sails or “soft airfoils” to drive a large diameter rotor in California’s Altamont Pass.

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Optiwind Demolition–The Fate of Many Revolutionary Wind Turbines

By

Paul Gipe

In the research for his new book, Vaughn Nelson has been dredging up some amazing videos. (See Hywind Scotland Floating Offshore Wind Turbine Video.)

SheerWind-Invelox–Is the End Nigh for Another Ducted Turbine?

By

Paul Gipe

Is the end near for SheerWind’s Invelox ducted wind turbine? The problems with SheerWind’s design are coming to a head as its signature clients lose faith.

Flodesign Prototype On Deer Island, Massachusetts. Copyright By Ewan O'sullivan. All Rights Reserved. Used With Permission.

FloDesign Ogin Ducted Wind Turbine at Deer Island Coming Down

By

Paul Gipe

FloDesign’s prototype ducted wind turbine on Deer Island in Boston Harbor is being removed, according the agency that operates the nearby sewage treatment plant.