View Single Post
  #23   Spotlight this post!  
Unread 21-12-2013, 12:57
James Kuszmaul James Kuszmaul is offline
NEFIRST CSA
FRC #0971 (Spartan Robotics)
 
Join Date: Jan 2012
Rookie Year: 2011
Location: Worcester, MA
Posts: 61
James Kuszmaul has much to be proud ofJames Kuszmaul has much to be proud ofJames Kuszmaul has much to be proud ofJames Kuszmaul has much to be proud ofJames Kuszmaul has much to be proud ofJames Kuszmaul has much to be proud ofJames Kuszmaul has much to be proud ofJames Kuszmaul has much to be proud ofJames Kuszmaul has much to be proud ofJames Kuszmaul has much to be proud of
Re: combined free speed of 3 motors

Quote:
Originally Posted by Ether View Post

Worthy of note: If you combine motors with substantially mismatched free speeds, the free current for the combination can be large, and thus the value of Kt for the combination at high speeds will be less than the value calculated at stall.

I think this may be what James was trying to say.


That is what I was trying to figure out; I just wasn't able to figure out a way to tell for sure (ie, make the graph). Thanks.
__________________
FRC971 (Student) 2011-2014
FRC190 (College Mentor-ish) 2014
WPILib Development 2014-present