View Single Post
  #27   Spotlight this post!  
Unread 19-01-2014, 19:24
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: Can Victor and Jaguar motors work together on a single gearbox?

Quote:
Originally Posted by dsirovica View Post
...The power dissipation in the motor is roughly I^2R*...

*R is a fusion of restive R and back-emf, but since they should be nearly the same for same motors its a fair assumption (I see a sledge hammer coming down on me from Ether on this one? )
OK, here comes the hammer:

The "R" in I2R is resistance, and has nothing to do with back-emf.

(The "I" is RMS current)