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Old 04-06-2019, 07:43 PM   #5539 (permalink)
freebeard
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Big, heavy EV truck going downhill.... Hmm.

Quote:
Originally Posted by aerohead
We'd also have to factor in some element of the energy to create the facility ....
Most thorough.

https://www.scientificamerican.com/a...tate-building/

I was expecting a different airfoil section, but it turns out they are re-introducing the design shown by Porsche Ulrich Hutter in the 1930s, trailing sails with dihedral. Just with modern flexible construction.



CleanTechnica in 2016:

https://cleantechnica.com/2016/01/29...shore-wind-us/



Quote:
50 MW wind turbines are a long way off, but according to Sandia, “studies show that load alignment can dramatically reduce peak stresses and fatigue on the rotor blades.” This would not only reduce blade costs, but eventually lead to the mythical 50 MW wind turbines.
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