Introduction to Aircraft Aeroelasticity and Loads

Index

Aerodynamic derivatives

body fixed/wind axes, 256, 267, 272, 280, 284, 432, 471, 485

flexible corrections, 238, 433, 439

inertial axes, 218, 231, 293, 471

oscillatory, 159

Aerodynamic Influence Coefficients (AICs), 194, 388–415, 433

harmonic motion, 394

modal space, 397

Aerodynamic(s), 69–85, 381–400

AICs – see Aerodynamic Influence Coefficients

Bernoulli's equation, 73, 385

Biot-Savart law, 391

centre of pressure, 74

centre, 76

CFD (Computational Fluid Dynamics), 432, 439

circulation, 386

damping, 160, 168, 171

Doublet Lattice method, 396, 409, 432

doublet, 383

drag, 74, 81, 213, 218, 267, 485

dynamic pressure, 72

gusts, 161, 297, 301, 318

horseshoe vortex, 392

Influence coefficients, 389

Kutta condition, 388

lift curve slope, 75, 78

Mach No, 71

panel method, 81, 405

point sink/source, 382

quasi-steady, 153, 168, 173, 256, 295

Rankine oval, 384

Rational Fraction Approximation, 412, 434

stiffness, 160, 171

stream function, 381

streamlines, 72

strip theory, 79, 212, 228, 236, 394, 432

supersonic flow – Piston theory, 83, 194

three D oscillating wing, 396

three D wing modelling, 77, 81, 391

transonic flows, 84

two D aerofoil modelling, 388

two D oscillating aerofoil, 394

unsteady, 154–165, 167, 187, 300, 313, 318, 325

velocity potential, 382

vortex filaments, 391

Vortex Lattice method, 393

vorticity, 386

Aeroelastic equations, 171, 402, 408

Aeroservoelasticity (ASE), see also, Flutter, 201–209, 441

closed loop system stability, 204

control law frequency dependence, 206

control ...