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Preface |
6 |
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Contents |
12 |
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1 Introduction |
15 |
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1.1 High-Temperature Inelasticity in Structural Materials |
16 |
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1.1.1 Uni-axial Stress State |
16 |
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1.1.2 Multi-axial Effects |
36 |
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1.2 High-Temperature Inelasticity in Structures |
44 |
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1.2.1 Examples for Creep in Structures |
44 |
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1.2.2 Examples for Thermo-mechanical Cycling |
53 |
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1.3 Microstructural Features and Length Scale Effects |
66 |
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1.4 Temporal Scale Effects |
73 |
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1.5 Modeling Approaches and Objectives |
74 |
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1.5.1 Modeling Approaches |
74 |
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1.5.2 Objectives, Modeling Requirements, and Steps for Structural Analysis |
80 |
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References |
82 |
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2 Continuum Mechanics in One Dimension |
92 |
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2.1 Motion, Derivatives, and Deformation |
93 |
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2.2 Conservation of Mass |
96 |
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2.3 Balance of Momentum |
96 |
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2.4 Balance of Energy |
98 |
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2.5 Entropy Inequality |
100 |
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2.6 Dissipation Inequality, Free Energy, and Stress |
101 |
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References |
103 |
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3 Elementary Uni-axial Constitutive Models |
104 |
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3.1 Heat Transfer |
104 |
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3.2 Thermo-elasticity |
107 |
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3.3 Non-linear Viscosity, Viscoplasticity, and Rigid Plasticity |
109 |
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3.4 Elasto-plasticity |
112 |
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3.5 Hardening, Softening, and Ageing |
119 |
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3.5.1 Strain Hardening |
119 |
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3.5.2 Kinematic Hardening |
123 |
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3.5.3 Phase Mixture Models for Hardening and Softening |
128 |
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3.5.4 Ageing |
133 |
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3.6 Damage |
136 |
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3.6.1 Kachanov-Rabotnov Model |
137 |
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3.6.2 Continuum Damage Mechanics |
144 |
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References |
149 |
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4 Three-Dimensional Continuum Mechanics |
154 |
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4.1 Motion, Derivatives and Deformation |
155 |
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4.1.1 Motion and Derivatives |
155 |
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4.1.2 Deformation Gradient and Strain Tensors |
157 |
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4.1.3 Velocity Gradient, Deformation Rate, and Spin Tensors |
163 |
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4.2 Conservation of Mass |
172 |
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4.3 Balance of Momentum |
172 |
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4.3.1 Stress Vector |
172 |
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4.3.2 Integral Form |
173 |
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4.3.3 Stress Tensor and Cauchy Formula |
174 |
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4.3.4 Local Forms |
177 |
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4.4 Balance of Angular Momentum |
178 |
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4.5 Balance of Energy |
179 |
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4.6 Entropy and Dissipation Inequalities |
181 |
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References |
183 |
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5 Constitutive Models |
185 |
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5.1 Heat Transfer |
186 |
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5.2 Material and Physical Symmetries |
188 |
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5.3 Thermo-elasticity |
191 |
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5.3.1 Preliminary Remarks |
191 |
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5.3.2 Isotropic Materials |
194 |
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5.3.3 Anisotropic Materials |
196 |
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5.3.4 Linear Elasticity |
199 |
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5.4 Non-linear Viscosity, Viscoplasticity, and Rigid Plasticity |
202 |
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5.4.1 Preliminary Remarks |
202 |
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5.4.2 Isotropic Materials |
210 |
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5.4.3 Initially Anisotropic Materials |
217 |
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5.4.4 Functions of Stress and Temperature |
235 |
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5.5 Elasto-plasticity |
239 |
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5.5.1 Multiplicative Decomposition of Deformation Gradient |
240 |
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5.5.2 Small Strains |
248 |
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5.6 Hardening and Softening Rules |
250 |
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5.6.1 Time and Strain Hardening |
252 |
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5.6.2 Kinematic Hardening |
254 |
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5.6.3 Phase Mixture Models for Hardening and Softening |
262 |
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5.7 Damage Processes and Damage Mechanics |
266 |
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5.7.1 Scalar-Valued Damage Variables |
266 |
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5.7.2 Damage-Induced Anisotropy |
278 |
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References |
284 |
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6 Examples of Constitutive Equations for Various Materials |
295 |
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6.1 Basic Approaches of Identification |
295 |
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6.2 Isotropic Materials |
297 |
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6.2.1 Type 316 Steel |
297 |
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6.2.2 Steel 13CrMo4-5 |
298 |
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6.2.3 Steel X20CrMoV12-1 |
299 |
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6.2.4 Aluminium Alloy BS 1472 |
311 |
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6.3 Initially Anisotropic Materials |
314 |
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6.3.1 Forged Al-Cu-Mg-Si Alloy |
315 |
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6.3.2 Multi-pass Weld Metal |
320 |
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References |
330 |
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Appendix A Basic Operations of Tensor Algebra |
335 |
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Appendix B Elements of Tensor Analysis |
354 |
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Index |
375 |
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