Questions tagged [brushless-motor]
Brushless motor is kind of DC motor. It is also called BLDC Motors (Brush-Less Direct Current Motors).
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questions
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2answers
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Zero crossing events with brushless DC motors
I would like to ask a question about zero crossing event in a trapezoidal commutation on a brush-less DC motor. Here is a waveform that shows that the zero crossing event occurs every 180 electrical ...
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votes
1answer
1k views
Is the nominal voltage of a motor the voltage to apply to the motor?
I have just sized the DC motors I want to use (corresponding to my robot and its intended applications - my figures include a 50% uncertainty factor to account for friction in reducers and other ...
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votes
3answers
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Why do quadcopters use brushless motors?
I've been thinking about starting a quadcopter project, maybe building it from scratch. One of the main barriers-to-entry for me is the motors: it seems like most quadcopters use brushless motors. I ...
3
votes
2answers
12k views
Choosing DC motor: max needed torque vs nominal torque
I have just sized the DC motors I want to use (corresponding to my robot and its intended applications - my figures include a 50% uncertainty factor to account for friction in reducers and other ...
2
votes
2answers
371 views
Selecting a gear reduction: torque vs speed
I have just sized the DC motors I want to use (corresponding to my robot and its intended applications - my figures include a 50% uncertainty factor to account for friction in reducers and other ...
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vote
0answers
147 views
How does the “rated torque” for a gear relate to the maximum torque?
I have just sized the DC motors I want to use (corresponding to my robot and its intended applications - my figures include a 50% uncertainty factor to account for friction in reducers and other ...
