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AES=V=
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| Aeroelastic
Postprocessing & Analysis
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Flutter Analysis
Inputs:
- Generalized Mass,
- Generalised Stiffness,
- Generalised Dampings,
- Generalised Aerodynamic Forces,
- Generalised Gust forces,
- Servo Forces (Flight effectors)
Outputs:
- Flutter characteristics for Mach Altitude
ranges.
- Flutter diagrams,
- MIMO(t) & ABCD quadruple models of
Generalised Aero Forces,
- MIMO(t) & ABCD quadruple models of
Generalised Gust Forces,
- MIMO(t) & ABCD quadruple models of Servo
Forces,
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Time Trace
Analysis:
Inputs:
- Time traces of Forces, Generalized Forces,
States , Speeds
- Multiple ABCD quadruples of AC, FCS, Aero,
Gust and Servo forces,
Outputs:
- Dampings and frequencies,
- Transfer functions
- MIMO(t) models of Generalized Aero Forces
- Time traces of coupled ABCD quadruple
simulations
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- PK,
PH, K, HK, HH, SK (State Space), SH
(State Space) flutter Analysis (+ Servos)
- Mach
matched PK,SK,HK flutter Analysis
- Generalized
Aero
forces in frequency domain (table) >>
Generalized Aero
forces in Time domain (MIMO(t)>> ABCD
quadruple)
- Generalized
Gust
forces in frequency domain (table) >>
Generalized Gust
forces in Time domain (MIMO(t)>> ABCD
quadruple)
- Servo
forces in frequency domain (table) >>
Servo forces in Time domain (MIMO(t)>>
ABCD quadruple)
- Many
Analysis Options
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- Spectral analysis (One shot
method, exponential Sine fit)
- Transferfunctions ( Pade fit)
- MIMO(t) fits of Generalized Aero
Forces & States and Speeds
- MIMO(t) fits of Generalized Forces
>> Generalized Aero forces in frequency
domain (table)
- Simulations of coupled ABCD quadruples
- Many options
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Report: Aeroelastic application of
AES=V+
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Multiple flutter diagrams
(frequencies, dampings versus speeds) of Mach
range, 4 modes
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Global flutter diagrams
(flutter speeds, frequencies, modes,
altitudes, Mach)
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 A
single flutter diagram, 4 modes
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Generalized forces extracted from
MIMO(t) fit, 4 modes
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 Spectral
analysis: Generalized Speeds vs fits, 4
modes
- MIMO(t)
model compared to the time traces, 4 modes
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