Good News For Green Tech -- A Battery That Can Store Wind
Xcel Energy has been testing sodium-sulfur (NaS) batteries for storing renewables -- wind, in this case, which is more plentiful than sunshine in Luverne, Minnesota -- and reports positive results so far. This is good news for investors in renewable energy and batteries -- and for anybody who wants to see the U.S. cut its dependence on oil -- because the inability to capture variable energy like wind and move it into the electric grid right when it's needed has been one of the energy industry's big headaches.
12 August 2010•2 mins read
