Re: [CAD_CAM_EDM_DRO] Re: COMPLETE 3 axis CNC electronics package (plug-n-cut, ready to go)

On 5/3/06, Mariss Freimanis <mariss92705@...> wrote:
> "Alan Marconett" wrote:
> > Windings in parallel are said to have the best speed. But only
> >slightly better then just using 1/2 the winding.
>
> Yes they are. In fact twice as good.
>
> Inductance increases as the square of wire turns (mutual inductance)
> so a full winding has 4 times the inductance of a half winding.
>
> Motor power output is proportional to Vs / SQRT L . A half-winding
> motor produces twice the power of a full-winding motor for the same
> power supply voltage. You'd need to double the power supply voltage
> (Vs) on a full-winding motor to recover the loss in performance.