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NYC Subways Testing Flywheels

Posted by michael on from the next-stop-42nd-street dept.

socolow writes "The New York Times (free registration required) has an article about the NYC subway system's use of flywheels to store the braking energy of trains approaching stations. Not only does this advance the development of flywheel energy storage, but it will help relieve a lot of the heat subways generate (always appreciated during the summer)."

1 of 363 comments (clear)

  1. Wow - that would take us all the way to 1920! by sphealey · · Score: 4, Interesting
    Wow - that would take us all the way to 1920 and the Milwaukee Road's use of regenerative braking on their electrified lines through the Cascade Mountains!

    sPh