2answers

[Others] The difference between PMSM and BLDC speed control

The speed of the PMSM is controlled by varying the frequency of the three phase signals that go to the motor windings, but the BLDC motor’s speed is controlled by varying the voltage amplitude. Why is...
  • answered Oct 15,2020
    by Kemio
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1 PCBWay Team 5
2 Alice Brown 2
3 Engineer 1
4 Julian Eballa 1
5 James Youngs 1