[tobylane]

It depends on what you're thinking of. No, the solar panels on my roof have no battery on the property. The wind turbines will have inertia, but no other store. I doubt the majority of the solar panel farms have batteries.

[nonethewiser]

Im thinking of generation

[tobylane]

It's an input to the grid. They will also be an output.

[nonethewiser]

Yeah input would be a better label I think.