For a good behind-the-scenes look at the job of a wholesale power trader, follow along with Ryan T. Murphy as he takes you through the market fluctuations of May 29th, 2012.
In the video below, Altaeros Energies uses a scale prototype to demonstrate the ability of wind-turbine generators lifted 1,000 feet high (about three times the height of typical wind turbines) to produce twice the power output. Lift is provided by a helium-filled, inflatable shell. The technology is being developed for military, offshore, and other remote needs.
[via Greentech Media]
And please don’t call it a windmill.