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Unread 11-12-2011, 12:19
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Re: 2 motor drive VS 4 motor drive

Quote:
Originally Posted by JamesCH95 View Post
It's worth noting that the robots total coulombic consumption (number of electrons taken from the battery, i.e. energy) to reach top speed will be essentially the same with 4 cims as it will with 2 cims.
Not likely. The motors are far less efficient operating near stall, which the 2-motor setup will spend much more time in.

The magnitude of this difference will depend greatly on the gear ratio.