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Browsing the "Negawatt power" Tag

Another Cheap Way to Store Solar and Wind Power

May 4th, 2011 | by Susan Kraemer

UK startup Isentropic Energy has proposed the simplest of thermal energy storage systems, according to Powermag. Two large containers of gas and gravel, one hot (500C) and one cold (–160C) provide the temperature difference to operate a heat pump. Off-peak surplus wind power or solar energy is used to heat up the contents of the hot tank and to retain that temperature


Equal Pay for Negawatts and Megawatts Thanks to FERC

March 18th, 2011 | by Susan Kraemer

Chair Jon Wellinghoff's clever new Federal Energy Regulatory Commission (FERC) has just ruled that "negawatts" not generated (using demand response ) are to be paid as much money per megawatt reduced as generated electricity is, per megawatt, on the nation's electricity markets



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