Design and Analysis of Composite Structures: With Applications to Aerospace Structures

1. Applications of advanced composites in aircraft structures

References

2. Cost of Composites- A qualitative discussion

2.1 Recurring cost

2.2 Non-recurring cost

2.3 Technology selection

2.4 Summary and conclusions

Exercises

References

3. Review of Classical Laminated-Plate Theory

3.1 Composite Materials - Definitions, symbology and terminology

3.2 Constitutive equations in three dimensions

3.3 Constitutive equations in two dimensions - Plane stress

Exercises

References

4. Review of laminate strength and failure criteria

4.1 Maximum stress failure theory

4.2 Maximum strain failure theory

4.3 Tsai-Hill failure theory

4.4 Tsai-Wu failure theory

4.5 Other failure theories

References

5. Composite structural components and mathematical formulation

5.1 Overview of composite airframe

5.2 Governing equations

5.3 Reductions of governing equations - Applications to specific problems

5.4 Energy methods

Exercises

References

6. Buckling of composite plates

6.1 Buckling of rectangular composite plate under biaxial loading

6.2 Buckling of rectangular composite plate under uniaxial compression

6.3 Buckling of rectangular composite plate under shear

6.4 Buckling of long rectangular composite plates under shear

6.5 Buckling of rectangular composite plates under combined loads

6.6 Design equations for different boundary conditions and load combinations

Exercises

References

7. Post-buckling

7.1 Post-buckling analysis of composite panels under compression

7.2 Post-buckling analysis of composite plates under shear

Exercises

References

8. Design and analysis of composite beams

8.1 Cross-section definition based on design guidelines

8.2 Cross-sectional properties

8.3 Column buckling

8.4 Beam on elastic foundation under compression

8.5 Crippling

8.6 Importance of radius regions at flange intersections

8.7 Inter-rivet buckling of stiffener flanges

8.8 Application - Analysis of stiffener in a stiffened panel under compression

Exercises

References

9. Skin-stiffened structure

9.1 Smearing of stiffness properties (equivalent stiffness)

9.2 Failure modes of a stiffened panel

9.3 Additional considerations of stiffened panels

Exercises

References

10. Sandwich structure

10.1 Sandwich bending stiffness

10.2 Buckling of sandwich structure

10.3 Sandwich wrinkling

10.4 Sandwich crimping

10.5 Sandwich intra-cellular buckling (dimpling) under compression

10.6 Attaching sandwich structures

Exercises

References

11. Good Design practices and Design "rules of thumb”

Exercises

References

Index