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Flight Dynamics Principles, 2nd Edition
book

Flight Dynamics Principles, 2nd Edition

by Michael V. Cook
February 2011
Beginner to intermediate content levelBeginner to intermediate
488 pages
17h 21m
English
Butterworth-Heinemann
Content preview from Flight Dynamics Principles, 2nd Edition
App-8-H6927.tex 20/6/2007 16: 42 Page 434
Appendix 8
Approximate Expressions for the
Dimensionless Aerodynamic Stability
and Control Derivatives
Table A8.1 Longitudinal aerodynamic stability derivatives
Small perturbation derivatives referred to aircraft wind axes
Derivative Description Expression Comments
X
u
Axial force due Drag and thrust
Equation (13.16) to velocity effects due to
velocity perturbation
2C
D
V
0
C
D
V
+
1
1
2
ρV
0
S
∂τ
V
X
w
Axial force due Lift and drag effects
Equation (13.27) to “incidence’’ due to incidence
perturbation
C
L
C
D
∂α
X
q
Axial force due Tailplane drag effect,
Equation (13.46) to pitch rate usually negligible
V
T
C
D
T
∂α
T
X
˙w
Axial force due
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Publisher Resources

ISBN: 9780750669276