A jazzy trip through the Ener1 factory. Here the 720 battery "modules" that go into each Megawatt-hour battery for Sochi are assembled. That module is about the size of two car batteries each one made up of 12 so-called elements and each element consists of 24 sheets. Each sheet is basically a thin flexible dry cell battery that's injected with liquid electrolytes and given a positive and negative terminal -- sticking out on either ends. This video takes you through from the initial charging of
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