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NEC develops prototype 4.5V, long-life manganese Li-ion battery; 30% more energy density, high capacity and light weight

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The new cathode and electrolyte solution improve battery energy density by approximately 30%, increase battery capacity and decrease battery weight, all while maintaining a high level of safety, based on the results of safety tests using a multilayer laminate-type cell. from the 3.8V of existing technologies. from the 3.8V

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US DOE Awards More than $47M in Recovery Act Funding to Advance Smart Grid Development; New Smart Grid Report and Smart Grid Clearinghouse

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The US Department of Energy delivered more than $47 million in funding under the American Recovery and Reinvestment Act for eight projects to further smart grid demonstration projects in seven states. Energy Secretary Chu also announced $10.5 The project aims to replicate its efforts with other municipality-sized energy systems.

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Why the Next Microgrids Will Be Well Connected

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The winds had barely died down when electric-power specialists and others began calling for a radical overhaul of Puerto Rico’s electricity networks, one that would emphasize renewable energy, distributed generation, and, critically, microgrids. A microgrid is like a miniaturized, tightly controlled version of a power grid. percent to 2.8