In the 1950s, flywheel-powered buses, known as , were used in () and () and there is ongoing research to make flywheel systems that are smaller, lighter, cheaper and have a greater capacity. It is hoped that flywheel systems can replace conventional chemical batteries for mobile applications, such as for electric vehicles. Proposed flywh.
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Tuvalu's power has come from electricity generation facilities that use imported diesel brought in by ships. The Tuvalu Electricity Corporation (TEC) on the main island of operates the large power station (2000 kW). Funafuti's power station comprises three 750 kVA diesel generators with 11 kV operating voltage, which was installed in 2007. Total power output is 1,800 kW. The old generators have remaine.
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