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Plastic Mechanics of Geomaterial
  • 书号:9787030601827
    作者:刘元雪
  • 外文书名:
  • 装帧:圆脊精装
    开本:B5
  • 页数:250
    字数:
    语种:en
  • 出版社:科学出版社
    出版时间:1900-01-01
  • 所属分类:
  • 定价: ¥180.00元
    售价: ¥142.20元
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目录

  • Contents
    1 Introduction 1
    1.1 BasicConcept 1
    1.1.1 Plastic Deformation 1
    1.1.2 Plastic Mechanics 2
    1.1.3 Plastic Mechanics of Geomaterial 3
    1.2 The Basic Hypothesis of Plastic Mechanics of Geomaterial 4
    1.3 The Constitutive Model 4
    1.3.1 What Is Model 4
    1.3.2 Model in Classical Soil Mechanics 5
    1.4 Development History for Plastic Mechanics of Geomaterial 6
    References 8
    2 Stress and Strain and Its Basic Equations 11
    2.1 Continuum Model 11
    2.2 Stress Tensor 12
    2.3 Decomposition of Stress Tensor and Its Invariants 15
    2.3.1 Decomposition of Stress Tensor 15
    2.3.20 ther Representation of Stress Invariant 16
    2.4 Deformation and Strain 19
    2.5 The Invariant of Strain Tensor 22
    2.6 Decomposition of Strain Tensor and Its Invariants 23
    2.6.1 Decomposition of Strain Tensor 23
    2.6.20 ther Representation of Strain Invariant 24
    2.7 Stress Path and Strain Path 27
    2.7.1 Expression of Stress Path 27
    2.7.2 The Realization of Stress Path 29
    2.7.3 Total Stress Path and Effective Stress Path 29
    2.7.4 Strain Path 30
    2.8 Basic Equations of Plastic Mechanics of Geomaterial 30
    2.8.1 Basic Equations 31
    2.8.2 Boundary Condition and Initial Value 33
    References 34
    3 The Basic Mechanical Characteristics of the Geomaterial 35
    3.1 Pressure-Hardening 35
    3.2 Yield Caused by Hydrostatic Pressure 36
    3.3 Dilatancy 37
    3.4 Plastic Deformation Dependent on Stress Path 39
    3.50 ther Important Characteristics 41
    3.6 Mechanical Characteristic at Small Strain of Geomaterial 43
    3.7 Mechanical Difference for the Natural and Remoulded Soil 45
    References 47
    4 The Elastic Model of Geomaterial 49
    4.1 Nonlinear Elastic Theory 51
    4.1.1 Variable Elasticity Theory 51
    4.1.2 Hyperelastic Theory 51
    4.1.3 Hypoelastic Theory 52
    4.2 The Anisotropic Elastic Theory 52
    4.2.1 Isotropic Elastic Constitutive Model 54
    4.2.2 The Elastic Constitutive Model with Cross-Anisotropy 57
    4.3 The Isotropic Nonlinear Elastic Model of Geomaterial 57
    4.3.1 The Basic Principle of Duncan-Chang Model 58
    4.3.2 Two Elastic Function of Duncan-Chang Model 59
    4.3.3 Review of Duncan-Chang Model 63
    4.4 The Elastic Model with Transverse Isotropy 64
    4.4.1 Xiao-nan Gong Model 64
    4.4.2 Graham Model 65
    References 71
    5 Classical Plastic Theory 73
    5.1 Potential Function and Thermodynamics 73
    5.1.1 First Law of Thermodynamics 73
    5.1.2 Second Law of Thermodynamics 74
    5.1.3 Thermodynamics Potential and Dissipative Inequality 75
    5.2 Plastic Postulate 78
    5.2.1 Drucker's Stability Postulate 78
    5.2.2 Inference of Drucker's Postulate 79
    5.3 The Constitutive Model Based on the Classic Plastic Theory 82
    5.3.1 The Framework of the Classic Plastic Theory 82
    5.3.2 Commonly Used Models 83
    References 86
    6 The Development of the Plastic Theory of Geomaterial 87
    6.1 Study of Several Basic Problems in Plastic Theory of Geomaterial 87
    6.1.1 Proving that Drucker Postulate Is Unsuitable for Geomaterial 88
    6.1.2 Proving that the Classic Plastic Theory Is Unsuitable for Geomaterial 91
    6.1.3 Study of Several Key Problems in the Plastic Theory of Geomaterial 93
    6.2 Development of the Yield Surface for Geomaterial 97
    6.2.1 Significance of Yield Surface 97
    6.2.2 Yield of Geomaterial 97
    6.2.3 The Shear Yield Surface 98
    6.2.4 Volumetric Yield Criterion 106
    6.2.5 Yield Surface of Overconsolidated Soil 114
    6.2.6 Part Yield 116
    6.3 Hardening Laws 117
    6.3.1 Hardening Theory 117
    6.3.2 Hardening Model 118
    6.3.3 Isotropic Hardening 119
    6.3.4 Kinematic Hardening 121
    6.3.5 Mixed Hardening 124
    6.3.6 The General Form of Hardening Model 125
    6.4 Plastic Flow Rule 128
    6.4.1 Associated Flow Rule 129
    6.4.2 Nonassociated Flow Rule 129
    6.4.3 Mixed Flow Rule 129
    6.5 Loading-Unloading Rule 131
    6.5.1 Loading-Unloading Rule Based on Yield Surface 131
    6.5.2 Loading-Unloading Rule with Stress Type 132
    6.5.3 Loading-Unloading Rule with Strain Style 132
    References 134
    7 The Static Elastoplastic Model for Geomaterial 137
    7.1 Cam-Clay and Modified Cam-Clay Model 138
    7.1.1 The Concept of Critical States 138
    7.1.2 Cam-Clay Model 139
    7.1.3 Modified Cam-Clay Model 144
    7.1.4 Comment on Cam-Clay Model 145
    7.2 Lade Model 146
    7.2.1 Components of Constitutive Model 146
    7.2.2 Elastic Behavior 146
    7.2.3 Failure Criterion 147
    7.2.4 Plastic Potential and Flow Rule 148
    7.2.5 Yield Criterion and Work-Hardening/Softening Relation 150
    7.2.6 Determination of Material Parameters 153
    7.2.7 Model Comments 160
    7.3 A Unified Hardening Constitutive Model for Soils 161
    7.3.1 Introduction 161
    7.3.2 The Unified Hardening Parameter Which Has Nothing to Do with the Stress Path 162
    7.3.3 Unified Hardening Model for Natural Consolidation
    7.3.4 The Unified Hardening Model of the Normal
    Consolidated Soil 170
    7.3.5 The Stress-Strain Relationship 175
    7.3.6 Model Comments 177
    References 179
    8 Generalized Plastic Mechanics Considering the Rotation of Principal Axis of Stress 181
    8.1 Decomposition of the Stress Increment.182
    8.1.1 Decomposition of Two-Dimensional Stress Increment.182
    8.1.2 Decomposition of Three-Dimensional Stress Increment.184
    8.2 Generalized Plastic Potential Theory Considering Rotation of Principal Stress Axis 186
    8.3 Complete Stress Increment Expression of Elastoplastic Stress-Strain Relationship for Geomaterial 187
    8.4 Plastic Deformation Caused by Coaxial Stress Increment 191
    8.5 Plastic Deformation Caused by the Rotational Increment
    8.5.1 Plastic Deformation Caused by Stress Increment
    8.5.2 Plastic Deformation Caused by Rotational Stress Increment dCir2 and drir3 198
    8.6 Elastoplastic Stress-Strain Relations Considering Rotation of Principal Stress Axis 200
    8.6.1 Elastic Compliance Matrix 200
    8.6.2 Coaxial Plastic Compliance Matrix 200
    8.6.3 Rotating Plastic Compliance Matrix 201
    References 206
    9 The Dynamic Constitutive Model of Geomaterial 207
    9.1 Basic Characteristics of Dynamic Stress -Strain Relationship of Geomaterial 207
    9.2 Empirical Model for Dynamic Stress-Strain Relationship 210
    9.3 Equivalent Dynamic Linear Viscoelastic Model of Soil. 213
    9.3.1 Viscoelastic Model 213
    9.3.2 Parameter for Viscoelastic Model 217
    9.4 Viscoelastoplastic Dynamic Constitutive Model of Geomaterial 219
    9.4.1 Framework for Viscoelastic Plasticity Model 219
    9.4.2 The Computation of Viscoelastic Part 219
    9.4.3 The Computation of Elastoplastic Part 220
    9.4.4 The Computation of Total Part 222
    9.5 Viscoplastic Cap Models 222
    9.5.1 The Perzyna-Type Viscoplastic Cap Model 223
    9.5.2 Solution Algorithms 225
    9.5.3 The Duvant-Lions Type Viscoplastic Cap Model 227
    9.5.4 Illustration Example 228
    References 230
    10 Limit Analysis for Geotechnical Engineering 231
    10.10 verview 231
    10.2 The Basic Equations for Limit Analysis 231
    10.3 The Characteristic Line Method in Limit Analysis 232
    10.3.1 Slip Line of Stress 232
    10.3.2 Prandtl Solution of Stress Characteristic Line for Ultimate Load of a Half-Infinite Plane Body 236
    10.3.3 Velocity Slip Line Field for Plane Strain Problem 239
    10.4 Principle of Limit Analysis and Approximate Method 239
    10.4.1 Limit Analysis Theorem 240
    10.4.2 Example of Limit Analysis Principle 240
    10.5 Numerical Limit Analysis 243
    10.5.1 The Basic Principle of FEM Limit Analysis 244
    10.5.2 Definition of Safety Factor 244
    10.5.3 Criterion for Limit State 245
    10.5.4 Example for the Calculation of Slope Safety Factor 247
    References 250
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