More on Energy Storage in Abandoned Mine Shafts – Roman Sedortsov PhD
Https://youtu.be/v_hKJZ7GCE4 Pumped storage is a simple concept with massive potential. When you have excess energy on the system, you pump water into an upper reservoir. When you need more power on the grid, you let that stored water fall thru a turbine and re-generate the power. In newer installations, the process is 80 percent efficient.Concerns…