Using subways as an energy source
The Southeastern Pennsylvania Transportation Authority is piloting the system that converts kinetic energy into electricity as the train slows down. A battery installed at a substation will store electricity to help power the subways.
Experts said the system could generate extra power that could be sold back to the regional power grid, according to MIT Technology Review.
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The Ukrainian government and energy companies are working tirelessly to repair the damage and prevent total blackouts,…
