The Independent System Operator that coordinates the grid and schedules power will have to be able to accommodate thousands of megawatts of wind.

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California's main power grid manager, the Independent System Operator, reported that turbines spinning within the ISO grid produced a record of 4, 196 megawatts Sunday.

NPR: Windy Spring Storm Sweeps Through Calif., Arizona

The New York Independent System Operator has defined short-term energy storage devices like flywheels and batteries as frequency regulators, allowing them to participate in regulated markets.

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