No wind or sun? Try using compressed air and molten salts
“You want as many cards up your sleeve as you can,” says Hydro Tasmania chief executive Ian Brooksbank of emerging renewable generation technologies.
What do you do when the Dunkelflaute comes around? That’s the German term for a long lull in renewable energy generation, the dark doldrums when the wind does not blow and the sun does not shine. The answer could be compressed air, liquid air and molten salt.
Those are among the emerging technologies – not yet deployed in Australia – that are part of efforts to overcome the “droughts” in generation that plague supply and affordability in winter.
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