Quote:
Originally Posted by kennybobby
Your understanding of an alternator is correct for a permanent magnet alternator such as is used on motorsickles--they run all the time and dump excess current back into heat. But we are only talking ~30 amps. The magnet drag is probably 1-2 hp in order to make .5 hp.
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YIKES
Someone hurry and put some voltage converters on those things...1 hp for a few hundred grams is not a bad trade.