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post #14 of Old 08-19-2013
manatee
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Re: yet another battery charging question

Quote:
My wife and I have often thought that we are sitting on a tremendous amount of energy in terms of moving water, but you seem to need about 5 knots flow to get anything useful out of a turbine, and the river is about 2-3.
So cheat.

Use bicycle parts to run it up to a useful speed.

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