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New MIT metal-mesh membrane could solve longstanding problems with liquid metal displacement batteries; inexpensive grid power storage

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A new metal mesh membrane developed by researchers at MIT could advance the use of the Na–NiCl 2 displacement battery, which has eluded widespread adoption owing to the fragility of the ?"-Al The results could make possible a whole family of inexpensive and durable materials practical for large-scale rechargeable batteries.

MIT 150
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Researchers demonstrate concept desalination battery

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Schematic representation of the working principle behind a complete cycle of the desalination battery, showing how energy extraction can be accomplished: step 1, desalination; step 2, removal of the desalinated water and inlet of seawater; step 3, discharge of Na + and Cl ? in seawater; step 4, exchange to new seawater. Click to enlarge.

Concept 246
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DOE Awarding $620M for Smart Grid Demonstration and Energy Storage Projects

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In the second group, an additional 16 awards for a total of $185 million will help fund utility-scale energy storage projects that will enhance the reliability and efficiency of the grid, while reducing the need for new electricity plants. Tehachapi Wind Energy Storage Project. 24,978,264. 53,510,209.