Archived posting to the Leica Users Group, 2007/11/16
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]Adam, Yeeeaaah! 216,000HP on the fan shaft when I was there, has now been upgraded, but I can't recall the numbers. Jim Nichols Tullahoma, TN USA ----- Original Message ----- From: "Adam Bridge" <abridge@gmail.com> To: "Leica Users Group" <lug@leica-users.org> Sent: Friday, November 16, 2007 11:24 PM Subject: Re: [Leica] Fuel consumption when accelerating - was Prius (OT) > Ahhhhhhhhh....... a self-admitted big blow hard! :) > > Adam > > On Nov 16, 2007 6:52 PM, Jim Nichols <jhnichols@bellsouth.net> wrote: >> >> Jacques, >> >> Thanks for the response, but you are "preaching to the choir". I worked >> in >> the wind tunnel business for forty years. >> >> Jim Nichols >> Tullahoma, TN USA >> >> ----- Original Message ----- >> From: "jacques bilinski" <jacques_bilinski@yahoo.com> >> To: "Leica Users Group" <lug@leica-users.org> >> Sent: Friday, November 16, 2007 7:08 PM >> Subject: [Leica] Fuel consumption when accelerating - was Prius (OT) >> >> >> >>>>> >> > I have to agree about the fascination with the MPG readout. I >> > recently >> > bought a 2007 Volvo V70 which has that readout available, and I find >> > myself >> > consulting it frequently, which takes me away from looking through the >> > windshield. I use it, mainly, to see the negative affect of rapid >> > acceleration. >> > <<<< >> > A low instantanous fuel consumpiton when accelerating is not as bad as >> > it >> > seems because kinetic enery is being added to the car which will be >> > used >> > to propel it later. In fact competitive fuel consumpion drivers use a >> > method called 'pulse and glide' in which they accelerate fairly rapidly >> > and then shut off the engine and coast for a while. Internal combusion >> > engines are most efficent at fairly high power outputs. The reason fast >> > driving results in higher fuel consumption is primarily because of air >> > resistance. At some speeds the Prius will cycle its engine on and off >> > which improves cosumption, despite all the losses of converting the >> > energy >> > to electricty, to chemical energy in the battery, back to electrical >> > energy, and then to kinetic energy. >> > >> > >> > --------------------------------- >> > Be smarter than spam. See how smart SpamGuard is at giving junk email >> > the >> > boot with the All-new Yahoo! Mail >> > >> > _______________________________________________ >> > Leica Users Group. >> > See http://leica-users.org/mailman/listinfo/lug for more information >> > >> >> >> >> _______________________________________________ >> Leica Users Group. >> See http://leica-users.org/mailman/listinfo/lug for more information >> > > _______________________________________________ > Leica Users Group. > See http://leica-users.org/mailman/listinfo/lug for more information >