The space age-looking PlanetSolar, the largest solar-powered vessel in the world, was recently on display in Hamburg Harbor for Hamburg's 821st anniversary. The 85-ton, 31-meter-long zero emission catamaran is fitted with 537m~2 of solar panels, and has two 10 kW electric motors and an 11-ton lithium-ion battery for power storage. The battery can store 2910 Ah.
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