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New lithium polysulfide flow battery for large-scale energy storage

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Researchers from the US Department of Energy’s (DOE) SLAC National Accelerator Laboratory and Stanford University have designed a new lithium/polysulfide (Li/PS) semi-liquid (flow) battery for large-scale energy storage, with lithium polysulfide (Li 2 S 8 ) in ether solvent as a catholyte and metallic lithium as an anode.

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National University of Singapore researchers devise membrane-based supercapacitors; possible new route to high-performance supercapacitive energy storage

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A team from the National University of Singapore's Nanoscience and Nanotechnology Initiative (NUSNNI), led by principle investigator Dr. Xian Ning Xie, has developed a polystyrene membrane-based supercapacitor that they say will be easier to scale up than the current alternatives. Click to enlarge. —Xie et al. —Xie et al.

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University of Leeds and Chinese Academy of Sciences create joint institute to develop next-generation thermal and mechanical energy storage systems

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The University of Leeds (UK) and the Chinese Academy of Sciences have partnered to create a joint research institute to develop next generation energy storage systems, with a focus on thermal- and mechanical-based energy storage systems. Pumped storage plants pump water uphill into a reservoir or lake.

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ARPA-E awards $43M to 19 energy storage projects to advance electric vehicle and grid technologies

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The US Department of Energy’s Advanced Research Projects Agency-Energy (ARPA-E) has selected 19 new projects to receive a total of $43 million to develop breakthrough energy storage technologies and support promising small businesses. Advanced Management And Protection Of Energy-Storage Devices (AMPED).

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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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A plot of ESOI for 7 potential grid-scale energy storage technologies. Benson from Stanford University and Stanford’s Global Climate and Energy Project (GCEP) has quantified the energetic costs of 7 different grid-scale energy storage technologies over time. Credit: Barnhart and Benson, 2013.

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DOE Awarding $620M for Smart Grid Demonstration and Energy Storage Projects

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The US Department of Energy is awarding $620 million for projects around the country to demonstrate advanced Smart Grid technologies and integrated systems. The selected projects include advanced battery systems (including flow batteries), flywheels, and compressed air energy systems. (DOE Los Angeles Department of Water and Power.

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Cornell team suggests engineered bacteria could address current limitations of energy storage technologies

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Raising the penetration of renewable —an intermittent—sources of energy into the grid will require large scale electrical energy storage and retrieval. However, at present, no existing technology provides such storage and retrieval at a low financial and environmental cost.