Sep 30, 2015 - 08:09 am

Circular energy.

Transport for London successfully finished a trial, where it recuperated energy from Tube train brakes that could power an Underground station for two days a week, potentially saving TfL 6m pounds (9m dollars) a year. More importantly for commuters: the technology also decreases heat generated by trains in tunnels.,


Found on
30.09.2015 08:28