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Stanford study quantifies energetic costs of grid-scale energy storage over time; current batteries the worst performers; the need to improve cycle life by 3-10x

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Only about 3% currently is generated from wind, solar, hydroelectric and other renewable sources, with most of the electricity produced in the United States currently coming from coal- and natural gas-fired power plants, followed by nuclear according to data from the US Energy Information Administration (EIA). —Charles Barnhart.

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President Obama Awards $2.3B for Tax Credits for New Clean-Tech Manufacturing Jobs; GE Gets Largest Battery-related Award

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GE claimed the largest of the battery-related awards, with a $25.5 The batteries will rely heavily on new materials, new manufacturing technologies and intelligent controls. Other battery awards were: Grantee Description. The resulting product will aid domestic battery manufacturing for electric vehicles.

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Pike Research forecasts worldwide grid energy storage spending to reach $22B by 2021, down from 2010 forecast of $35B

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Installed revenue by ESG technology, worldwide. For the long-duration segment of the energy storage market, pumped hydro storage and advanced flow batteries will represent the largest portions of the total revenue opportunity during the next decade. Click to enlarge. Earlier post.). 2010 vs 2011 forecasts.