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STEVAL-SPIN3201 speed fault with 250W 36V BLDC with HAL sensors

ZZwer.1
Associate

Hi.

I have configured the basic project in MotorControl Workbench for 36V BLDC with integrated HAL sensors, but when I try to start it the motor ripples for a moment and than I have a speed fault. In workbench integrated monitor I can see that speed changes when I rotate the motor manualy, so I have no idea what am I doing wrong. Where should I search the problem?

1 ACCEPTED SOLUTION

Accepted Solutions
ZZwer.1
Associate

I have found the problem on my own. Developers installed 10pF capacitors in HAL RC filters which makes it nearly useless. So I replaced capacitors to 100nF and now it works stable. 0690X00000Bwn5oQAB.png

View solution in original post

2 REPLIES 2
ZZwer.1
Associate

I have found the problem on my own. Developers installed 10pF capacitors in HAL RC filters which makes it nearly useless. So I replaced capacitors to 100nF and now it works stable. 0690X00000Bwn5oQAB.png

Laurent Ca...
Lead II

"STM32 Motor Control" topic added. 

Best regards