https://en.wikipedia.org/wiki/Grid_energy_storage https://en.wikipedia.org/wiki/Grid_energy_storage Solar: only when sun shines. Peak power needed: in the morn

https://en.wikipedia.org/wiki/Grid_energy_storage https://en.wikipedia.org/wiki/Grid_energy_storage Solar: only when sun shines. Peak power needed: in the morning. Best storage: water dams In Pakistan there is no big grid to allow feeding solar back to pump water up. But the small e-rollers don't need much. This works fine enough, locally.