Re: Worry, servo back powering Gecko

Hi Mariss,

Oh Well! Nice try! Fun for an experiment, anyway.

Alan KM6VV


mariss92705@... wrote:

>
> Alan,
>
> Exactly right. Many motors are bi-directional transducers; they
> convert electrical energy to mechanical energy and visa versa. As
> stated before a step motor produces constant mechanical power; as
> speed doubles, torque falls by half. This relationship holds in
> reverse as well, as it outputs constant electrical power as a
> generator.
>
> At zero speed there is no information available about rotor position
> so it is intrinsically useless as a repeater.
>
> Mariss
>
> --- In CAD_CAM_EDM_DRO@y..., Alan Marconett KM6VV <KM6VV@a...> wrote:
> > Hi Mariss,
> >
> > Would that be because of more inductive reactance as the motors
> speed
> > up? How can we add POWER to this setup, and use them
> for "repeaters"?
> >
> > Alan KM6VV
> >
> >
> > mariss92705@y... wrote:
> > >
> > > Hi,
> > >
> > > Another interesting effect you may have noticed was the faster you
> > > turned the motor, the less torque it took to turn it.
> > >
> > > Mariss
>
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