View Single Post
  #1   Spotlight this post!  
Unread 17-01-2012, 20:04
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: 2 motors with different speeds in one Gearbox

Quote:
Originally Posted by Teched3 View Post
You should be more concerned with matching the torque curves than free speed. If not close, one motor will work against the othe, and reduce power.
If you gear to match free speeds, both motors will be producing torque in the same direction over the full range of voltage.

If you gear to match stall torques, then above a certain speed one of the motors will be acting as a generator and will absorb power from the other motor.


Last edited by Ether : 18-01-2012 at 00:06.