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Study finds hybrid tugboat delivers significant reduction in criteria pollutant emissions compared to conventional version

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It also has 126 soft gel lead acid batteries for power storage that are separated into two arrays with 63 batteries each. Built by Seattle-based Foss Maritime, it began working the ports of Los Angeles and Long Beach in January 2009. Each array stores 170.1 kWh of energy when fully charged. Emissions of.

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

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Los Angeles Department of Water and Power. NSTAR Electric & Gas Corporation (MA). The 16 utility-scale energy storage projects (ranked by DOE funding) are: Utility-Scale Energy Storage Projects. New York State Electric & Gas Corporation. Pacific Gas & Electric Company (CA).