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Siemens installing Sitras supercap-based stationary energy storage unit for TriMet light right substation

Green Car Congress

Siemens is currently installing the first Sitras SES (stationary energy storage) Energy Storage Unit with supercapacitor technology in the US on the new TriMet Portland-Milwaukie Light Rail Transit Line. Installation of the Sitras Energy Storage Unit also allows TriMet to avoid placing a utility-connected substation in the same location.

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Coming Soon – The Electric City

Revenge of the Electric Car

Across the street from City Hall, some drivers are already plugging converted hybrids into a row of charging stations. And at the headquarters of Pacific Gas and Electric, utility executives are preparing “heat maps” of neighborhoods that they fear may overload the power grid in their exuberance for electric cars.&#.