How to do calculations with a 2 CIM, 1 Mini-CIM gearbox? - Chief Delphi

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How to do calculations with a 2 CIM, 1 Mini-CIM gearbox?

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17-11-2014, 10:30

Ether

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Re: How to do calculations with a 2 CIM, 1 Mini-CIM gearbox?

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Originally Posted by Ether

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Add the torques.

Free speed is given by the formula (T1+T2+T3)/(T1/S1+T2/S2+T3/S3),

where Tn, Sn is the stall torque and free speed of motor "n".

... or you can plot the torque vs speed curve of each of the three motors, plus the sum of the torques vs speed, and see where the sum crosses the speed axis.

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