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Unread 09-04-2013, 23:48
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Woolly Woolly is offline
Programming Mentor
AKA: Dillon Woollums
FRC #1806 (S.W.A.T.)
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Join Date: Feb 2012
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Re: Question about encoders to control motor

Quote:
Originally Posted by Ether View Post
Mechanical free play and bang-bang sometimes don't go together very well. Direct coupling of motor shaft to shooter wheel is more amenable to bang-bang control.


Yeah, the belt on our robot's shooter doesn't exactly like slamming between coast and full power. However the feed-forward we're doing is giving us rpm control that stays within ~10 RPM of the set-point, without being hard on the belt.
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Team 1806 Student: 2012-2013 | Mentor: 2013-Present