Quote:
Originally Posted by Street Pharmacist
The biggest issue with pumped hydro is geography. How many places have higher elevation areas to make lakes out of.
Saw a cool idea of cranes using a turbine to lift large concrete blocks with excess energy created during the day, and using the turbines to create electricity as the concrete lowers during times of need
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Yeah, our (Alberta's) current max hydro capacity is 1781 MW (and use 6 times as much) so again there's a big scale problem if we are counting on pumped hydro.