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Re: Aerodynamics

To: "answer landracing" <land-speed@autox.team.net>, <pork.pie@t-online.de>
Subject: Re: Aerodynamics
From: "Nafzger" <nafzger@vtc.net>
Date: Mon, 6 Jan 2003 18:47:34 -0700
Pork Pie,
Thanks for the reply. I never got to Black Rock so it must have been some
other ugly guy you were talking to. It's a small point with me because my
car is already built and I don't have a third streamliner left in me at my
age. We must be close because we went over 300 in 2001 with less than 700 Hp
and way too much gear in the car.
Howard Nafzger

----- Original Message -----
From: "Pork Pie" <pork.pie@t-online.de>
To: "Nafzger" <nafzger@vtc.net>; "answer landracing"
<land-speed@autox.team.net>
Sent: Sunday, January 05, 2003 8:54 PM
Subject: Re: Aerodynamics


Howard, you be right, when you say that one degrees make NEARLY NO
different. When you go from 6 to 7 degrees, the positive effect of the 7
degrees is smaller than the 6 degrees.
You can read all this in a bigger book, written from Willibald Kamm, based
on investigations which was done by Kamm and Reinhard von
Koenig-Fachsenfeld. Reinhard was the real innovator in aerodynamic, but Kamm
got the Patent on all the aerodynamic laws (by order of the Third Reich
bosses). I don't know if this book was ever published in English. I got the
luck that 20 years ago I got the chance to read a very old copy (owned by
the University of Stuttgart-Vaihingen, there where Willibald worked). There
is no explaination where the different comes from, but all the graphics and
mathematic results showed the different.
May be the reason, that in the most aerodynamic books there is no
information about, due to this that they are normally specialized on
automotive or on aeroplane.
By the way, I remember that you agreed to the 6 degree rule, when we
discussed this at Black Rock in 1997.
Sorry, I never got a chance to make a copy from this book and also I never
saw (later) a copy of this book again.

All the best

Pork Pie

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