Round trip efficiency for pumped storage is about 80%. Brendan
At 08:29 AM 9/10/02 -0700, you wrote: >I am wondering what is the power lose in this "strage device that dosn't >ware out" > > > I agree that this is an excellent way to store it and am disappointed that > > all too many pumped storage attempts have been shut down by opposition. > > > > > > ----- Original Message ----- > > From: "Joe Smalley" <[EMAIL PROTECTED]> > > To: <[EMAIL PROTECTED]> > > Sent: Monday, September 09, 2002 11:19 PM > > Subject: Re: amazing! Tilley Electric Vehicle TEV) tests > > > > > > > Here in Washington, we pump water from Lake Roosevelt up to Banks Lake. > > When > > > the energy is needed, it runs generators on the way back down. > > > > > > Joe Smalley > > > Rural Kitsap County WA > > > Fiesta 48 volts > > > NEDRA 48 volt street conversion record holder > > > [EMAIL PROTECTED] > > > > > > ----- Original Message ----- > > > From: "G.H. Latta" <[EMAIL PROTECTED]> > > > To: <[EMAIL PROTECTED]> > > > Sent: Monday, September 09, 2002 1:44 PM > > > Subject: Re: amazing! Tilley Electric Vehicle TEV) tests > > > > > > > > > > And how does "the grid" store it?? > > > > > > > > > > > > > > > > > > Brendan Kirby, P.E. Power Systems Research Program Oak Ridge National Laboratory 865-576-1768 865-574-5227 Fax PO Box 2008 MS 6070 Oak Ridge, TN 37831
