Preliminary design study of underground pumped hydro and compressed-air energy storage in hard rock. Volume 11. Plant design: UPH. Final report ...
This volume documents the plant design for an underground pumped hydroelectric (UPH) storage facility having maximum generating capacity of 2000 MW and energy storage capacity of 20,000 MWh at a nominal head of 5000 ft. The UPH facility is a two step ...