An overreliance on solar caused the April Spain blackout because solar is an inverter-based resource lacking the rotational inertia of spinning turbines; when a fault occurred at a solar plant, the grid lacked sufficient inertia to override it, so the whole grid collapsed.
causalpending
Speaker
DoombergEvidence Quote
“Solar is what's known as an inverter-based resource... in order to make a grid capable of operating that much solar, you need to have artificial inertia.”
Source
Russia's Energy Deal With China Changes Everything - EU 'Biggest Loser': Doomberg— Commodity CultureCreated: 6/18/2026, 1:57:45 PM
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