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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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Advanced lithium ion batteries, sodium sulfur (NaS) batteries, and compressed air energy storage (CAES) are other key technologies that will be utilized for bulk storage applications during the forecast period. Installed revenue by ESG technology, worldwide. Click to enlarge. Earlier post.). Earlier post.). Technology costs.

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ARPA-E Awards $151M to 37 Projects for Transformative Energy Research

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Eagle Picher, in partnership with the Pacific Northwest National Laboratory, will develop a new generation of high energy, low cost planar liquid sodium beta batteries for grid scale electrical power storage applications. Earlier post.) Earlier post.) A second set of ARPA-E funding opportunities will be announced in the late Fall.

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