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Unread 14-02-2012, 12:17
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Ether Ether is offline
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Re: Determining Motor Speed?

Quote:
Originally Posted by 45Auto View Post
What doesn't seem to add up? Running the two motors at 100% power through two Victors gives us the 3600 RPM as measured at the wheel. Looks like we're losing about 25% of the potential motor free-spin RPM through the speed controllers, gear train, shooter axle bearing misalignment, etc.
775-18 motor at 12 volts and 75% of free speed is generating over 200 watts of output power. Times two is 400 watts. If it's taking well over one-half horsepower to drive your unloaded free-spinning shooter wheel and you're happy with that then go for it.