aero_primer

aero_primer - 16.885J/ESD.35J - Sept 2003 16.885J/ESD.35J...

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16.885J/ESD.35J - Sept 2003 16.885J/ESD.35J Aircraft Systems Engineering Aerodynamics Primer Prof. Earll Murman
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16.885J/ESD.35J - Sept 2003 Topics •G e o m e t r y j a r g o n • Standard atmosphere • Airflow variables • Forces acting on aircraft • Aerodynamic coefficients • Lift curve • Drag polar • Reference: Anderson, John D. Jr. Introduction to Flight , McGraw Hill, 3rd ed. 1989. All figures in this primer are taken from this source unless otherwise noted. • Note: other sources need to be added.
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16.885J/ESD.35J - Sept 2003 Wing and Airfoil Nomenclature t = thickness c = chord t/c is an airfoil parameter t c V 8
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16.885J/ESD.35J - Sept 2003 More Wing Nomenclature b S c r c t / • b = wing span • S = wing area • AR = aspect ratio=b 2 /S – For c avg = S/b, AR= b/c avg O = c t /c r = taper ratio / = leading edge sweep angle • Twist is the difference in the angle of the tip and root airfoil section chord lines .
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16.885J/ESD.35J - Sept 2003 Standard Atmosphere: The Environment for Aircraft Design • The “standard atmosphere” is a reference condition. – Every day is different.
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This note was uploaded on 11/08/2011 for the course AERO 16.851 taught by Professor Ldavidmiller during the Fall '03 term at MIT.

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aero_primer - 16.885J/ESD.35J - Sept 2003 16.885J/ESD.35J...

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