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On Thu, 1 Apr 2004, Vecheslav Silagadze wrote: > > On your other zero torque issue - it is common to see almost no > > torque down around 30% duty cycle. The last gearmotor that I used > did > > not even start to rotate until about 50% duty cycle. When it did > > start rotating, it had a high torque. > > That's interesting. Why is the power being eaten up like that? > Conceptually it would seem that at 30% duty cycle I should be getting > 100% torque with 30% speed because I'm delivering 30% of the power I > would be delivering at 100% duty cylce. Conceptually wrong. |
motor driver circuit
Started by ●March 29, 2004
Reply by ●April 1, 20042004-04-01
