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Unread 03-11-2005, 23:04
sanddrag sanddrag is offline
On to my 16th year in FRC
FRC #0696 (Circuit Breakers)
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Join Date: Jul 2002
Rookie Year: 2002
Location: Glendale, CA
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Re: Additional field coils around motors

Quote:
Originally Posted by gburlison
So, if we fabricated a motor mount out of a steel band that wrapped around the CIM, the motor might have a slightly higher power output?
In a post I'm too lazy to search for right now Joe Johnson said something to the effect of "if you can pick up a large paperclip with a motor, chances are the motor could benefit from an external flux yoke" (I think that's what it is called) "Torque can be increased up to 20% in some cases"

And you'll notice the FP motor has one of these doo-dads and apparantly it serves a very important purpose.

So, I haven't tried it, and I haven't yet learned about magnetic flux and whatnot (I think about 3 weeks away from learning about that in Physics) but it sounds logical and I'd definitely be willing to try it. Does anyone know if you can pick up a paperclip with a CIM?
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Teacher/Engineer/Machinist - Team 696 Circuit Breakers, 2011 - Present
Mentor/Engineer/Machinist, Team 968 RAWC, 2007-2010
Technical Mentor, Team 696 Circuit Breakers, 2005-2007
Student Mechanical Leader and Driver, Team 696 Circuit Breakers, 2002-2004