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Help setting up a segway in hub motor wheel

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tonycowan
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Joined: 2021-03-06 03:22
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Help setting up a segway in hub motor wheel

Hi All,

New to this game, so please don't assume I haven't made any obvious mistakes!

I'm trying to run a Ninebot segway wheel and the VESC 3.0 tool (mac) configuration step seems to work well with the motor performing smoothly when I press the forward/reverse buttons during the stage when you establish polarity during the wizard. My issue is after the wizard completes, and I try to run some "experiments" ... sweeping the duty cycle ... I get very jittery behavior from the wheel. Perhaps it's under powered? Perhaps the hall sensors aren't being used correctly? Perhaps the number of windings is configured wrong somewhere? I don't really know what I'm talking about ...

The config as detected from the wizard is: 

VESC ID: 125

Motor current: 26 A

Motor R: 88.70m ohms

Motor L: 366.89 micro Henry

Motor Flux Linkage: 172.79 mWb

Temp Comp: false

Sensors: Hall Sensors

 

A video showing the configuration by wizard along with the issue during "experiments" is referenced below.

Any pointers to solutions or places to look for solutions much appreciated!

Thanks,

tc.

tonycowan
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Last seen: 3 years 2 months ago
Joined: 2021-03-06 03:22
Posts: 2

The ninebot wheel shipped with hall effect cable using different crimp on pins from the connector I was using. This resulted in a poor connection for the hall effect sensors.

I replaced the crimp on pins and reassembled the connector and now the wheel works as expected.

Pakran
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Last seen: 3 years 1 month ago
Joined: 2021-09-05 10:27
Posts: 2

I'm also facing the same problem. The VESC tool detects parameters completely and the motor spins normally, but after detection, I tried running the motor in all the following ways but I constantly receive ABS_OVER_CURRENT fault and the motor doesn't start spinning.
1- Arrow keys
2- ADC App (using the throttle)
3- Experiments Tab in VESC tool
Does anybody know what should I do to make motor runs? It doesn't matter for me which APP you recommend, I just want to make sure everything is ok and there is no problem with hardware or source code.