Group: alt.energy.renewable
From: mauried@tpg.com.au (Mauried)
Date: Saturday, September 01, 2007 6:24 PM
Subject: Re: Windmills

On Sat, 01 Sep 2007 09:36:10 -0500, "Duane C. Johnson"
wrote:

>Hi eezie;
>
>eezie wrote:
> > "Punjab The Sailor Man" wrote:
>
> > If it's not going faster, how is it generating
> > more power?
>
>Increased torque with increased wind speed.
>Power is speed, which is constant,
>times torque, which increases with wind speed.
>
>
> > > It can't go faster, it just generates more power.
>
>Duane
>
>
Yes , the energy content of wind is equal to the cube of the wind
speed,so small changes in wind speed will make big changes in output
power, but the windmills still turn at the same rate.
All synchronous machines connected to the same AC grid all turn at the
same synchrounous speed..