Current loop resonance in higher ERPM under Current Mode

ypl

10 mW
Joined
Feb 2, 2019
Messages
23
Hi,

I control vesc using current mode,at a certain speed,the motor shook so badly that it couldn't accelerate.

Load has a certain inertia.

I adjust the Current KP KI to change the speed of the oscillation. It doesn't help much.

Protection due to serious out-of-control of current.

But duty cycle mode works normally.

I have no way to solve this problem.

Do you have any tips how to solve this problem?

Thanks.
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