Building Lithium Battery for 50 MWh
Wind Mills in northern Germany have to be turned off for 40% of the time, because there is too much power and the lines to South Germany are saturated. To store wind energy, one of the biggest batteries in the world is going to be built... 50 MWh!! Worth reading this article from Norwegian technology magazine TU: http://feedproxy.google.com/~r/tekniskukebladrss/~3/1v4iN6JWsAg/379785