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

Green Car Congress

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.

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MIT, Ford researchers find lightweight conventional vehicles could have lower lifecycle GHG impact than EVs depending upon location

Green Car Congress

Researchers at MIT and the Ford Motor Company have found that depending on the location, lightweight conventional vehicles could have a lower lifecycle greenhouse gas impact than electric vehicles, at least in the near term. Their paper is published in the ACS journal Environmental Science & Technology. —Wu et al.

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False Starts: The Story of Vehicle-to-Grid Power

Cars That Think

They wanted to see whether an electric vehicle could feed electricity back to the grid. The company’s president, Tom Gage , dubbed the system “vehicle to grid” or V2G. And EV owners would become entrepreneurs, selling electricity back to the grid. And indeed, that’s how promoters of vehicle-to-grid technology perceive the EV.

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Rechargeable membrane-less hydrogen bromine flow battery shows high power density

Green Car Congress

MIT researchers have engineered a new rechargeable, membrane-less hydrogen bromine laminar flow battery with high power density. —Cullen Buie, assistant professor of mechanical engineering at MIT, co-author. Credit: Braff et al. Click to enlarge. The membrane-less design enables power densities of 0.795?W?cm

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A123Systems Spins Out 24M Technologies; Combining Attributes of Rechargeable Batteries, Fuel Cells and Flow Batteries

Green Car Congress

ARPA-E has awarded a total of $6M to a collaborative effort between 24M, MIT and Rutgers to further develop its technology ( earlier post ), on top of previous funding to MIT from DARPA. 24M will initially focus on grid storage applications. 24M will initially focus on grid storage applications. Earlier post.).

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New Lithium rechargeable semi-solid flow cell offers energy densities an order of magnitude greater than previous flow batteries; possible applications in transportation and grid-scale storage

Green Car Congress

The new semi-solid flow cells, which can use established lithium intercalation compounds, could deliver energy densities of 300–500 Wh L -1 (specific energy of 130–250 Wh kg -1 ) at system-level costs, depending upon the chemistries, of $250 kWh -1 and $100 kWh -1 for transportation and grid level storage, respectively, the researchers conclude.

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This lithium-free battery startup just raised $78M in Series C funding

Baua Electric

Photo: Alsym Energy Boston-based Alsym Energy, which is developing a nonflammable rechargeable battery that’s cobalt and lithium-free, has announced a $78 million funding round. Alsym Energy, which was founded in April 2015, has developed a non-flammable, high-performance rechargeable battery chemistry that’s lithium- and cobalt-free.