- Jun 12, 2012
The usability of this is to store excess energy from uncontrollable sources like wind and solar. And where are solar and wind farms? In vast open plains / deserts.There might be some space considerations with a slope, vs. vertical storage.
If space is a concern yes vertical operation might be more convenient, but certainly not with a regular old tower crane. Maybe carrying weights with the lift from the basement to the top floor would be an option in skyscrapers.