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      04-29-2013, 12:40 AM   #33
Poohbore
Second Lieutenant
Wales
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Drives: Mineral White F31 xDrive
Join Date: Feb 2013
Location: uk

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Surely you feed the power you generate into the grid during the day and the credit you get for that offsets the electricity you draw back from the grid when you charge the car. Why use battery banks at all?
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