A Floating Wind Turbine and a Solar Plane
Wind velocities at ground level are usually lower than at higher altitudes. However, the cost fo construction of very tall support structures is prohibitive. The solution?
Enter Altareos - Airborne Wind Turbine Prototype:
<a href="https://www.youtube.com/watch?v=hm4Vu-yEswo&feature=fvwp&NR=1" target="_blank" rel="nofollow noopener noreferrer">airborne wind turbine - YouTube</a>
While the tethered turbine can be floated to the best altitude for catching prevailing winds, a flexible cable easily brings down the generated power.
First Intercontinental Flight For Solar Airplane A Success
The first intercontinental flight of the totally solar powered airplane Solar Impulse is a technological marvel. At the end of flight lasting nearly twenty hours Solar Impulse landed with a set of fully charged batteries. An amazing feat demonstrating the might of solar power.
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