This definitely sounds like a hardware issue, not a ROS issue.

It sounds to me like you're putting too much weight on the Pioneer, and
you'll have to either find a larger platform or find a way to shrink your
payload.

--Eric

On Mon, Oct 18, 2010 at 6:40 AM, Bera, D. <d.bera@tue.nl> wrote:

> Dear all,
>
> We ran succesful tests using the ROS navigation stack and ROSARIA with a
> Pioneer 3 platform. We then modified this platform to carry a payload of 35
> -40 kilos. It is stable but wont budge since there is some sort of limiter
> inside that cuts off power when the current gets above some threshold.
> Looking into the ROSARIA package gave us hope that it may be possible to
> remove these limits by modifying some parameters. We tried maximum
> accelaration, velocity etc. It did improve a bit but cannot yet go over a
> carpet for instance. It would be of great help if we could get some insight
> into how we could resolve this issue.
>
> Thanks and regards,
> Debjyoti Bera
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