Well, yeah, this is in the opening of the article:
> It updates a long-standing technology that never took off for electrical storage.
There is/was plant operational since 1970s in Germany[1], which looks similar to the Wired article, but different from some other solutions posted in comments. Missing some parts perhaps to be viable.
Well, yeah, this is in the opening of the article:
> It updates a long-standing technology that never took off for electrical storage.
There is/was plant operational since 1970s in Germany[1], which looks similar to the Wired article, but different from some other solutions posted in comments. Missing some parts perhaps to be viable.
1. PDF: http://www.fze.uni-saarland.de/AKE_Archiv/AKE2003H/AKE2003H_...