Freerunner-powered bike ride

Robin Paulson robin.paulson at gmail.com
Mon Aug 4 02:37:01 CEST 2008


2008/8/4 Brad Midgley <bmidgley at gmail.com>:
>> My solution consists of a MOSFET rectifier bridge and a low-dropout
>> linear voltage regulator that outputs 5 volts:
>>
>> http://www.iki.fi/~msmakela/electronics/dynamo5v/
>
> a switching regulator would generate less waste heat and present less
> physical resistance in the dynamo. Maybe it's negligible, but it's not
> that much expense to upgrade from a linear regulator.
>
> I have one of these http://www.dimensionengineering.com/DE-SW050.htm
> that I could try once I have a hub dynamo.

i like the idea of a generator to charge the neo, but don't like the
idea of using my pedal power directly.

has anyone seen any regenerative generators that replace the brakes to
simultaneously slow down the bike and provide a current for charging?

http://en.wikipedia.org/wiki/Regenerative_braking




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