Global PV installations may hit 660 GW in 2024
pv-magazine.com
pv-magazine.com
1 TW per year of factory production is just around the corner.
That puts us within ~1TW/year in ~18 months. Global solar capacity was 1.6TW at the end of 2023.
https://globalenergymonitor.org/projects/global-coal-plant-t...
If you mean grids where there is excess solar, that means they need more battery storage and transmission to continue to push fossil generation out of the mix. The sun throws off enough energy in less than an hour to power humanity for a year.
DIY solar PV hot water system designer: https://www.pvh2o.com/