Comment Re:Why not vertical instead ? (Score 1) 95
I don't understand why vertical-axis wind turbines are not more common
Because they are on the ground.
they take less horizontal space
That's outright false.
you can potentially stack shorter pieces as high as you want
Can you stack them high enough that they get into where the wind actually is? And if so, why not just put one windmill where the wind is?
(and use guy lines for stability)
So make them use more horizontal space?
I'm no expert so I guess they have good reason for this race to gigantism, but it seems a bit like the dinosaurs...
Obsolete and dead?
VAWTs make sense only on the tops of lonely hills.