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by vutana
12 Sep 2018, 07:47
Forum: FOC
Topic: Sensorless startup settings
Replies: 0
Views: 5533

Sensorless startup settings

Hi, I try to optimize the startup settings of my VESC. It controls a Traxxas Slash RC car for a robotics project. The motor is a Velineon 3500 sensorless. It runs in FOC mode. Sometimes, when I want to start the engine at low duty cycle, for instance 0.07, the car doesn't move for several seconds, u...
by vutana
12 Sep 2018, 07:34
Forum: General
Topic: Fail detection (motor spinning)
Replies: 4
Views: 2797

Re: Fail detection (motor spinning)

I have finally managed to get my motor running. The first VESC was probably faulty. I have changed it and it works. I manage to control the motor in FOC mode. However, in BLDC mode, I can't get it running smoothly. I still have to find the correct parameters.
by vutana
21 Aug 2018, 17:36
Forum: General
Topic: Fail detection (motor spinning)
Replies: 4
Views: 2797

Re: Fail detection (motor spinning)

Hi,

Thanks for your answer and for the tutorial. Do you mean that it is normal that I cannot control the motor sensorless with the vesc? I don't understand why it can run sensorless with the stock esc, and why it couldn't with the vesc.
by vutana
16 Aug 2018, 13:40
Forum: General
Topic: Fail detection (motor spinning)
Replies: 4
Views: 2797

Re: Fail detection (motor spinning)

Hi, I've made two videos of the issue: https://youtu.be/uQFosANFAZU https://youtu.be/QUz_8-39aqw In the first video, I did the motor calibration with VESC Tools. After some attempts, and after having downloaded the XML configuration for the Velineon motor from a MIT project which has used the same m...
by vutana
14 Aug 2018, 05:25
Forum: General
Topic: Fail detection (motor spinning)
Replies: 4
Views: 2797

Fail detection (motor spinning)

Hi all, I'm trying to get my first VESC working, but I have no success on motor detection. The motor spins three times, and then detection fails. Here is more info: * I use VESC Tool on Ubuntu Linux * Flashed the firmware to last default version provided in VESC Tool * Hardware is 4.12 (detected 4.1...
[phpBB Debug] PHP Warning: in file [ROOT]/vendor/twig/twig/lib/Twig/Extension/Core.php on line 1236: count(): Parameter must be an array or an object that implements Countable

[phpBB Debug] PHP Warning: in file [ROOT]/vendor/twig/twig/lib/Twig/Extension/Core.php on line 1236: count(): Parameter must be an array or an object that implements Countable

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