I currently fly at that altitud frequently. ----- Original Message ----- From: "gleone" <[email protected]> To: <[email protected]> Sent: Monday, March 08, 2004 4:23 PM Subject: Re: KR>Turbocharging a KR
> I believe there's an OXYGEN requirement above a certain altitude. > > -------Original Message------- > > From: KRnet > Date: 03/08/04 17:05:06 > To: Ron Eason; KRnet > Subject: Re: KR>Turbocharging a KR > > I understand the theory and mechanics of turbocharging. > What I don't know is if a Turbo KR can or is certified to > fly at 17500 or higher(there is always the problem of > aircraft limitations). > Joe > > ----- Original Message ----- > From: "Ron Eason" <[email protected]> > To: "KRnet" <[email protected]> > Sent: Monday, March 08, 2004 3:51 PM > Subject: KR>Turbocharging a KR > > > > Here is some thoughts. > > The Advantages of Turbo-Normalizing > > > > > > > > Normally aspirated engines suffer from reduction of manifold pressure as > > they climb, which pilots compensate for by pushing in the throttle. At > > about 7,500 feet the engine runs "out of throttle". As the altitude > > increases, the manifold pressure decreases and the plane slows. Flying > > higher becomes more and more inefficient. > > > > With a turbo-normaling system providing sea level air pressure for > > combustion all the way to high altitude, the loss of power and speed is > > delayed until reaching "the critical altitude". With the my Turbo system, > > critical altitude is 20,000 feet, or so. Advantageously, the air speed > > increases as the skin friction of thinner air density decreases. High > > altitude capability allows the pilot the choice of: > > > > a.. Topping the weather > > b.. Avoiding turbulence > > c.. Maintaining terrain clearance over mountains > > d.. Seeking more favorable headwinds > > e.. Catching tail winds > > f.. More enjoyable clear air and sunshine > > g.. Navigation and communications is better --- longer line of sight > > h.. Obstacle clearance and mountain turbulence, generally 10,000 ft in > the > > East and 16,000 feet in the West. > > i.. Safety advantage of altitude: 12,500 to 17,500 have least traffic > > j.. Added safety in an emergency from greater glide time. Area for > > landing increases as the square of the range > > At 6,000' glide is about 7 minutes, 12.5 miles > > > > At 12,000' glide is about 14 minutes, 25 miles > > > > At 18,000' glide is about 21 minutes, 37.5 miles > > > > > > Faster speeds mean less engine time, less avionics time and the > probability > > of less maintenance > > > > Faster speeds mean greater range with the same amount of fuel > > > > High flight makes available smoother ride, colder air -- less icing risk > > > > [ I am also using fuel injection and ECU to manage the timing and > > pre-detonation problem.] > > > > That's my thoughts. > > > > KRron > > > > > > > > > > > > > > > > ----- Original Message ----- > > From: "joe" <[email protected]> > > To: <[email protected]>; "KRnet" <[email protected]> > > Sent: Monday, March 08, 2004 5:16 PM > > Subject: Re: KR>Turbocharging a KR > > > > > > > What gains, useful load; cruise spd etc does turbo give you(also > > operating > > > altitude) > > > Joe > > > ----- Original Message ----- > > > From: "Brian Kraut" <[email protected]> > > > To: "Orma Robbins" <[email protected]>; "KRnet" > > <[email protected]> > > > Sent: Monday, March 08, 2004 3:20 PM > > > Subject: Re: KR>Turbocharging a KR > > > > > > > > > > Dan Diehl did some good articles on turbocharging the VW. I can't > > > remember exactly where I saw them. I think it was in some of the old KR > > > newsletters that are available online. Anyone remember exactly where > the > > > articles were? > > > > > > > > _______________________________________ > > to UNsubscribe from KRnet, send a message to [email protected] > > please see other KRnet info at http://www.krnet.org/info.html > > > _______________________________________ > to UNsubscribe from KRnet, send a message to [email protected] > please see other KRnet info at http://www.krnet.org/info.html > > > _______________________________________ > to UNsubscribe from KRnet, send a message to [email protected] > please see other KRnet info at http://www.krnet.org/info.html
