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October 20, 2009

Flywheels tested for storing extra power

  • The feds are giving a $43 million loan guarantee for building a 20-megawatt flywheel plant in upstate New York.
    • By JAY LINDSAY
    Associated Press Writer

    TYNGSBOROUGH, Mass. — Spinning flywheels have been used for centuries for jobs from making pottery to running steam engines. Now the ancient tool has been given a new job by a Massachusetts company: smooth out the electricity flow, and do it fast and clean.

    Beacon Power's flywheels — each weighing one ton, levitating in a sealed chamber and spinning up to 16,000 times per minute — will make the electric grid more efficient and green, the company says. It's being given a chance to prove it: the U.S. Department of Energy has granted Beacon a $43 million conditional loan guarantee to construct a 20-megawatt flywheel plant in upstate New York.


     
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