Page 601 - Aircraft Stuctures for Engineering Student

Index

Aerodynamic centre of a wing 221 limit load 233, 235
Aerodynamic forces, see Loads on structural S-N diagram 236,237,260
components uncertainties in design and structural
Aeroelasticity 540-8 1 deterioration 236
control effectiveness and reversal 546-51 variations in structural strength 236
aileron effectiveness 548, 551 normal accelerations associated with
aileron reversal speed 548, 551 various types of manoeuvre 248-51
flutter, see Flutter correctly banked turn 250,251
load distribution and divergence 541-6 steady pull-out 249,250
divergence speed 543, 545,546 symmetric manoeuvre loads 244-8
swept wing divergence 545, 546 general case 245-8
wing torsional divergence 541-5 level flight 244, 245
structural vibration, see Structural Airy stress function 39
vibration Alternative method for the calculation of
Aileron buzz, see Flutter shear flow distribution 340, 341
Aileron effectiveness and reversal, see Aluminium alloys, see Materials of aircraft
Aeroelasticity construction
Airworthiness and airframe loads 233-75 Anticlastic bending of a plate 125
aircraft inertia loads 238-43 Anticlastic surface 125
Av. P.970 233 Av. P.970 233
BCAR 233,234
factors of safety - flight envelope 233-5 Basic elasticity 3-35
gust loads 237,251-7 BCAR 233,234
graded gust 251, 252, 255 Beam deflections by complementary energy
gust alleviation factor 255 81-5
gust envelope 255-7 Beams under transverse and axial loads 162-5
gust exceedance 259 Bending and in-plane loading of thin plates
gust frequency curves 259 137-41
gust load factor 253 Bending and twisting of thin plates 125-9
1-cosine gust 252 Bending of a beam due to a linear
power spectral analysis 252 temperature gradient 107-9
power spectrum 253 Bending of an end loaded cantilever 43-8,
sharp-edged gust 251-5 81, 82
load factor determination 235-8 effect of shear strains 47,48
fatigue, see Fatigue Bending of fuselages, see Stress analysis of
gust loads 237 aircraft components