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· 분류 : 외국도서 > 기술공학 > 기술공학 > 우주공학
· ISBN : 9780471699668
· 쪽수 : 320쪽
· 출판일 : 2006-04-01
목차
Preface.
Preface to the First Edition.
1 Characteristics of Aircraft Structures and Materials.
1.1 Introduction.
1.2 Basic Structural Elements in Aircraft Structure.
1.2.1 Axial Member.
1.2.2 Shear Panel.
1.2.3 Bending Member (Beam).
1.2.4 Torsion Member.
1.3 Wing and Fuselage.
1.3.1 Load Transfer.
1.3.2 Wing Structure.
1.3.3 Fuselage.
1.4 Aircraft Materials.
Problems.
2 Introduction to Elasticity.
2.1 Concept of Displacement.
2.2 Strain.
2.3 Stress.
2.4 Equations of Equilibrium in a Nonuniform Stress Field.
2.5 Principal Stress.
2.6 Shear Stress.
2.7 Revisit of Transformation of Stress.
2.8 Linear Stress-Strain Relations.
2.8.1 Strains Induced by Normal Stress.
2.8.2 Strains Induced by Shear Stress.
2.8.3 Three-Dimensional Stress-Strain Relations.
2.9 Elastic Strain Energy.
2.10 Plane Elasticity.
2.10.1 Stress-Strain Relations for Plane Isotropic Solids.
2.10.2 Stress-Strain Relations for Orthotropic Solids in Plane Stress.
2.10.3 Governing Equations.
2.10.4 Solution by Airy Stress Function for Plane Isotropic Solids.
Problems.
3 Torsion.
3.1 Saint-Venant’s Principle.
3.2 Torsion of Uniform Bars.
3.3 Bars with Circular Cross-Sections.
3.4 Bars with Narrow Rectangular Cross-Sections.
3.5 Closed Single-Cell Thin-Walled Sections.
3.6 Multicell Thin-Walled Sections.
3.7 Warping in Open Thin-Walled Sections.
3.8 Warping in Closed Thin-Walled Sections.
3.9 Effect of End Constraints.
Problems.
4 Bending and Flexural Shear.
4.1 Derivation of the Simple (Bernoulli–Euler) Beam Equation.
4.2 Bidirectional Bending.
4.3 Transverse Shear Stress due to Transverse Force in Symmetric Sections.
4.3.1 Narrow Rectangular Cross-Section.
4.3.2 General Symmetric Sections.
4.3.3 Thin-Walled Sections.
4.3.4 Shear Deformation in Thin-Walled Sections.
4.4 Timoshenko Beam Theory.
4.5 Shear Lag.
Problems.
5 Flexural Shear Flow in Thin-Walled Sections.
5.1 Flexural Shear Flow in Open Thin-Walled Sections.
5.1.1 Symmetric Thin-Walled Sections.
5.1.2 Unsymmetric Thin-Walled Sections.
5.1.3 Multiple Shear Flow Junctions.
5.1.4 Selection of Shear Flow Contour.
5.2 Shear Center in Open Sections.
5.3 Closed Thin-Walled Sections and Combined Flexural and Torsional Shear Flow.
5.3.1 Shear Center.
5.3.2 Statically Determinate Shear Flow.
5.4 Closed Multicell Sections.
Problems.
6 Failure Criteria for Isotropic Materials.
6.1 Strength Criteria for Brittle Materials.
6.1.1 Maximum Principal Stress Criterion.
6.1.2 Coulomb–Mohr Criterion.
6.2 Yield Criteria for Ductile Materials.
6.2.1 Maximum Shear Stress Criterion (Tresca Yield Criterion) in Plane Stress.
6.2.2 Maximum Distortion Energy Criterion (von Mises Yield Criterion).
6.3 Fracture Mechanics.
6.3.1 Stress Concentration.
6.3.2 Concept of Cracks and Strain Energy Release Rate.
6.3.3 Fracture Criterion.
6.4 Stress Intensity Factor.
6.4.1 Symmetric Loading (Mode I Fracture).
6.4.2 Antisymmetric Loading (Mode II Fracture).
6.4.3 Relation between K and G.
6.4.4 Mixed Mode Fracture.
6.5 Effect of Crack Tip Plasticity.
6.6 Fatigue Failure.
6.6.1 Constant Stress Amplitude.
6.6.2 S–N Curves.
6.6.3 Variable Amplitude Loading.
6.7 Fatigue Crack Growth.
Problems.
7 Elastic Buckling.
7.1 Eccentrically Loaded Beam-Column.
7.2 Elastic Buckling of Straight Bars.
7.2.1 Pinned–Pinned Bar.
7.2.2 Clamped–Free Bar.
7.2.3 Clamped–Pinned Bar.
7.2.4 Clamped–Clamped Bar.
7.2.5 Effective Length of Buckling.
7.3 Initial Imperfection.
7.4 Postbuckling Behavior.
7.5 Bar of Unsymmetric Section.
7.6 Torsional–Flexural Buckling of Thin-Walled Bars.
7.6.1 Nonuniform Torsion.
7.6.2 Torsional Buckling of Doubly Symmetric Section.
7.6.3 Torsional–Flexural Buckling.
7.7 Elastic Buckling of Flat Plates.
7.7.1 Governing Equation for Flat Plates.
7.7.2 Cylindrical Bending.
7.7.3 Buckling of Rectangular Plates.
7.7.4 Buckling under Shearing Stresses.
7.8 Local Buckling of Open Sections.
Problems.
8 Analysis of Composite Laminates.
8.1 Plane Stress Equations for Composite Lamina.
8.2 Off-Axis Loading.
8.3 Notation for Stacking Sequence in Laminates.
8.4 Symmetric Laminate under In-Plane Loading.
8.5 Effective Moduli for Symmetric Laminates.
8.6 Laminar Stresses.
8.7 [±45◦] Laminate.
Problems.
Index.
