Preface
Part A: Fundamentals of structural analysis
Section A1. Elasticity
Chapter 1. Basic elasticity
1.1 Stress
1.2 Notation for forces and stresses
1.3 Equations of equilibrium
1.4 Plane stress
1.5 Boundary conditions
1.6 Determination of stresses on inclined planes
1.7 Principal stresses
1.8 Mohr’s circle of stress
1.9 Strain
1.10 Compatibility equations
1.11 Plane strain
1.12 Determination of strains on inclined planes
1.13 Principal strains
1.14 Mohr’s circle of strain
1.15 Stress–strain relationships
1.16 Experimental measurement of surface strains
References
Additional Reading
Problems
Chapter 2. Two-dimensional problems in elasticity
2.1 Two-dimensional problems
2.2 Stress functions
2.3 Inverse and semi-inverse methods
2.4 St. Venant’s principle
2.5 Displacements
2.6 Bending of an end-loaded cantilever
Reference
Problems
Chapter 3. Torsion of solid sections
3.1 Prandtl stress function solution
3.2 St. Venant warping function solution
3.3 The membrane analogy
3.4 Torsion of a narrow rectangular strip
References
Problems
Section A2. Virtual work, energy, and matrix methods
Chapter 4. Virtual work and energy methods
4.1 Work
4.2 Principle of virtual work
4.3 Applications of the principle of virtual work
Reference
Problems
Chapter 5. Energy methods
5.1 Strain energy and complementary energy
5.2 Principle of the stationary value of the total complementary energy
5.3 Application to deflection problems
5.4 Application to the solution of statically indeterminate systems
5.5 Unit load method
5.6 Flexibility method
5.7 Total potential energy
5.8 Principle of the stationary value of the total potential energy
5.9 Principle of superposition
5.10 Reciprocal theorem
5.11 Temperature effects
References
Further reading
Problems
Chapter 6. Matrix methods
6.1 Notation
6.2 Stiffness matrix for an elastic spring
6.3 Stiffness matrix for two elastic springs in line
6.4 Matrix analysis of pin-jointed frameworks
6.5 Application to statically indeterminate frameworks
6.6 Matrix analysis of space frames
6.7 Stiffness matrix for a uniform beam
6.8 Finite element method for continuum structures
References
Further reading
Problems
Section A3. Thin plate theory
Chapter 7. Bending of thin plates
7.1 Pure bending of thin plates
7.2 Plates subjected to bending and twisting
7.3 Plates subjected to a distributed transverse load
7.4 Combined bending and in-plane loading of a thin rectangular plate
7.5 Bending of thin plates having a small initial curvature
7.6 Energy method for the bending of thin plates
Further reading
Problems
Section A4. Structural instability
Chapter 8. Columns
8.1 Euler buckling of columns
8.2 Inelastic buckling
8.3 Effect of initial imperfections
8.4 Stability of beams under transverse and axial loads
8.5 Energy method for the calculation of buckling loads in columns
8.6 Flexural–torsional buckling of thin-walled columns
References
Problems
Chapter 9. Thin plates
9.1 Buckling of thin plates
9.2 Inelastic buckling of plates
9.3 Experimental determination of the critical load for a flat plate
9.4 Local instability
9.5 Instability of stiffened panels
9.6 Failure stress in plates and stiffened panels
9.7 Tension field beams
References
Problems
Part B: Analysis of aircraft structures
Section B1. Principles of stressed skin construction
Chapter 10. Materials
10.1 Aluminum alloys
10.2 Steel
10.3 Titanium
10.4 Plastics
10.5 Glass
10.6 Composite materials
10.7 Properties of materials
Problems
Chapter 11. Structural components of aircraft
11.1 Loads on structural components
11.2 Function of structural components
11.3 Fabrication of structural components
11.4 Connections
Reference
Problems
Section B2. Airworthiness and airframe loads
Chapter 12. Airworthiness
12.1 Factors of safety-flight envelope
12.2 Load factor determination
Reference
Problems
Chapter 13. Airframe loads
13.1 Aircraft inertia loads
13.2 Symmetric maneuver loads
13.3 Normal accelerations associated with various types of maneuver
13.4 Gust loads
References
Problems
Chapter 14. Fatigue
14.1 Safe life and fail-safe structures
14.2 Designing against fatigue
14.3 Fatigue strength of components
14.4 Prediction of aircraft fatigue life
14.5 Crack propagation
References
Further reading
Problems
Section B3. Bending, shear and torsion of thin-walled beams
Chapter 15. Bending of open and closed, thin-walled beams
15.1 Symmetrical bending
15.2 Unsymmetrical bending
15.3 Deflections due to bending
15.4 Calculation of section properties
15.5 Applicability of bending theory
15.6 Temperature effects
Reference
Problems
Chapter 16. Shear of beams
16.1 General stress, strain, and displacement relationships for open and single-cell closed section thin-walled beams
16.2 Shear of open section beams
16.3 Shear of closed section beams
Reference
Problems
Chapter 17. Torsion of beams
17.1 Torsion of closed section beams
17.2 Torsion of open section beams
Problems
Chapter 18. Combined open and closed section beams
18.1 Bending
18.2 Shear
18.3 Torsion
Problems
Chapter 19. Structural idealization
19.1 Principle
19.2 Idealization of a panel
19.3 Effect of idealization on the analysis of open and closed section beams
19.4 Deflection of open and closed section beams
Problems
Section B4. Stress analysis of aircraft components
Chapter 20. Wing spars and box beams
20.1 Tapered wing spar
20.2 Open and closed section beams
20.3 Beams having variable stringer areas
Problems
Chapter 21. Fuselages
21.1 Bending
21.2 Shear
21.3 Torsion
21.4 Cut-outs in fuselages
Problems
Chapter 22. Wings
22.1 Three-boom shell
22.2 Bending
22.3 Torsion
22.4 Shear
22.5 Shear center
22.6 Tapered wings
22.7 Deflections
22.8 Cut-outs in wings
Problems
Chapter 23. Fuselage frames and wing ribs
23.1 Principles of stiffener/web construction
23.2 Fuselage frames
23.3 Wing ribs
Problems
Chapter 24. Laminated composite structures
24.1 Elastic constants of a simple lamina
24.2 Stress–strain relationships for an orthotropic ply (macro approach)
24.3 Thin-walled composite beams
References
Problems
Index
