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renewables integration

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Can Buildings Help Regulate the Power Grid and Integrate Renewable Energy?

November 10, 2014 by Jesse Jenkins
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Buildings, Renewables, and Grid Integration

Grid operators may have a new ally in their efforts to integrate renewables and regulate the frequency of the grid: buildings. Variable-speed drives used to run heating and cooling systems can be modulated in response to signals from grid operators, helping keep the frequency of electricity flowing across the grid.[read more]

SolarCity, Nest to Energy Regulators: Open the Grid

October 23, 2014 by Jeff St. John
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Rooftop solar, behind-the-meter batteries, smart thermostats, home automation. All are sources of energy, capacity, and reliability for the power grid. So say the engineers who’ve built them -- and so say the customers buying them. Now if only the regulators would move as fast as the engineers and customers.[read more]

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Virginia Utilities Pull Out of Collaboration Working on a Method to Value Solar Energy

September 26, 2014 by Jim Pierobon
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Virginia Utilities and Solar Valuation

"It looks like the utilities didn't like what the study is finding, and they are hoping that walking out of the room will make it go away,” said Ivy Main, a prominent blogger about clean energy in Virginia and a participant in the Small Solar Working Group.[read more]

California Continues to Set Daily Records for Utility-Scale Solar Energy

June 26, 2014 by U.S. EIA: Today in Energy
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California Solar

On Sunday, June 1, 2014, the California Independent System Operator (CAISO) recorded a record midday hourly peak of 4,767 megawatts of alternating current of utility-generated solar generated electricity delivered into the California electricity grid.[read more]

Smart Grids are About to Get a Whole Lot Smarter

June 9, 2014 by Michael Weinhold
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I see a very wide span of development. I see super-grids where we tap into attractive renewable resources like wind, hydro and, in the southern Europe, solar. The grids will be critical in ensuring this renewable energy gets to the right place at the right time.[read more]

Hawaii Wants 200MW of Energy Storage for Solar, Wind Grid Challenges

May 11, 2014 by Jeff St. John
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Hawaii Electric Company launched one of the biggest energy storage proposals in the country last week, quietly opening up requests for proposals of 60 to 200 megawatts of storage project to help manage the solar and wind power that’s wreaking havoc with Oahu’s island grid.[read more]