3 ms·

The extra energy can be dumped into pumping water up a dam. It is reasonably efficient, at 70-80%. https://en.m.wikipedia.org/wiki/Pumped-storage_hydroelectric

• ZeroGravitas 9y ago
  Yes, but excess solar, wind and nuclear can already do that. So introducing a new, so-called "baseload" power supplier doesn't automatically make for good economics, if anything selling it as "baseload" rather than say "cheap" is a bad sign.