According to a new report from GTM Research and the Energy Storage Association, 220 MW of grid-connected electrochemical and electromechanical storage capacity will come online this year, compared to 61.9 MW in 2014 and 44.2 MW in 2013. 90% of the capacity installed in 2014 was grid-scale storage installed in front of the utility meter, while just 10% was behind the meter at residential ...Den vollständigen Artikel lesen ...