View Single Post
  #1   Spotlight this post!  
Unread 27-05-2011, 11:43
Ether's Avatar
Ether Ether is offline
systems engineer (retired)
no team
 
Join Date: Nov 2009
Rookie Year: 1969
Location: US
Posts: 8,101
Ether has a reputation beyond reputeEther has a reputation beyond reputeEther has a reputation beyond reputeEther has a reputation beyond reputeEther has a reputation beyond reputeEther has a reputation beyond reputeEther has a reputation beyond reputeEther has a reputation beyond reputeEther has a reputation beyond reputeEther has a reputation beyond reputeEther has a reputation beyond repute
Re: Limitting motor torque

Quote:
Originally Posted by Jared341 View Post
What is truly insidious is that a hot motor is less efficient than a cool one - resistivity in metals increases with temperature.
In addition to increasing the electrical resistance of the motor's coils, the heat also affects the motor's magnetic properties.