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New long-duration, extended capacity Na-Al battery design for grid storage

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Researchers led by the Department of Energy’s Pacific Northwest National Laboratory (PNNL) have extended the capacity and duration of sodium-aluminum batteries. The new sodium-based molten salt battery uses two distinct reactions. It is a variation of a sodium-metal halide battery. of peak charge capacity.

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UCSD researchers improve method to recycle and renew used cathodes from Li-ion batteries via eutectic molten salts

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Researchers at the University of California San Diego have improved their recycling process that regenerates degraded cathodes from spent lithium-ion batteries. Illustration of the process to restore lithium ions to degraded NMC cathodes using eutectic molten salts at ambient pressure. —Zheng Chen.

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Lux: Li-ion dominating grid storage market with 90% of 2014 proposals

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Lithium-ion (Li-ion) batteries have become the dominant new technology in grid storage, capturing a 90% share of systems proposed last year, according to analysts at Lux Research. Li-ion accounted for 419 MW and 1,555 MWh of proposed storage systems in 2014. LFP, NMC are the leading Li-ion cathodes.

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Former Tesla 4680 cell production engineer lands at American Battery Factory

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ABF is working to develop the United States’ first network of Lithium-Iron Phosphate, or LFP, battery cell gigafactories. ” James Herbermann, formerly with Tesla, joins American Battery Factory as its new Vice President of Manufacturing. .

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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). PHS followed at 210.

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DOE awarding >$24M to 77 projects through Technology Commercialization Fund

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OTT was established in 2015 to advance the economic, energy, and national security interests of the United States by expanding the commercial impact of the Department of Energy’s research and development portfolio. Li-ion batteries with Safer Current Collectors, $750,000 Soteria Battery Innovation Group, Greenville, S.C.

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PNNL study outlines requirements for grid storage, reviews four electrochemical energy storage systems: vanadium redox flow, Na-beta, Li-ion and lead-carbon

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published in the ACS journal Chemical Reviews , reviews in detail four stationary storage systems considered the most promising candidates for electrochemical energy storage: vanadium redox flow; sodium-beta alumina membrane; lithium-ion; and lead-carbon batteries. Sodium-beta alumina membrane battery. —Yang et al.

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