molten-air battery Archives – The Green Optimistic green tech news, since 2008 Wed, 02 Jul 2014 18:44:21 +0000 en-US hourly 1 https://wordpress.org/?v=7.0 2667534 Electric Vehicle Range Could Expand with New Rechargeable Molten-Air Battery https://www.greenoptimistic.com/electric-vehicle-range-expand-new-rechargeable-molten-air-battery-20140702/ https://www.greenoptimistic.com/electric-vehicle-range-expand-new-rechargeable-molten-air-battery-20140702/#comments Wed, 02 Jul 2014 18:44:21 +0000 https://www.greenoptimistic.com/?p=48318 Current electric vehicle range is limited by how much energy you can stuff into them, that is, the energy density of the battery pack, which also explains range anxiety. For example, gasoline has an energy density of about 12.8 kWh/kg (kilowatt-hours per kilogram), which gives, even at just 25% maximum internal combustion engine efficiency, extensive […]

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