Liquid battery big enough for the electric grid?
Thursday, November 19, 2009 - 08:56
in Physics & Chemistry
(PhysOrg.com) -- There's one major drawback to most proposed renewable-energy sources: their variability. The sun doesn't shine at night, the wind doesn`t always blow, and tides, waves and currents fluctuate. That's why many researchers have been pursuing ways of storing the power generated by these sources so that it can be used when it's needed.