Green High Design for Philly Trains
abril 26, 2014 13:54
, por Desconocido
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An elevated electric train in Holland Smart grid leads to more efficient electric trains By Brian Dodson SolidarityEconomy.net via Gizmag July 11, 2012 – Electric commuter trains, while quiet and fast, have one glaring inefficiency – when they brake at a station, the energy of the moving train is lost, even when the motors are...
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