Sheerwind-Invelox

SheerWind-Invelox is another sad entry into the ducted turbine hall of shame. Like many others it arrived in a blaze of media hype in the tech press. Unfortunately, SheerWind’s pitch snared several unsuspecting high-profile clients, including the Nature Conservancy and the Michigan National Guard.

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.

Sheerwind Invelox: all hype, no substance

By

Mike Barnard

Sheerwind makes radically inappropriate comparisons between their long-disproven approach to wind generation and actually useful wind generation. The numbers show that they are likely about eighteen times worse at generating electricity from moving air than a truly equivalent wind turbine would be, and will require an order of magnitude more material to achieve that.

Magwind Pyramidal Power. Not Operating, Though Windy At The Time.

Fantasy Wind Turbines: If It’s Too Good To Be True . . . or How to Spot Scams, Frauds, and Flakes

By

Paul Gipe

The most important tip to keep in mind is that from Robert Gasch. If there is a new wind turbine, no one should pay the slightest attention to it until they “build it, measure it, and publish” the results. Until then, it’s just hot air–and nothing more.