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Old 08-14-2013, 04:28 AM   #26 (permalink)
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Originally Posted by redpoint5 View Post
Does the more frequent cycling of the alternator reduce efficiency? What is the efficiency of charging a battery compared to charging a capacitor?
I think that is one of the advantages. Like ICE's, alternators have efficiencies that vary with (alternator) speed and load. Having the capacitor as a buffer allows the alternator efficiency to be optimised more readily. (Using the capacitor's higher charging current capability.)
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