Bài giảng plaxis chương 2 ứng xuất và biến dạngđh kiến trúc tphcm

1.1 Strain Displacement Matrix 1.2 Elastic Constitutive Relationship 1.3 Interpolating Functions 1.4 Body, Boundary, Nodal Forces 1.5 Numerical Integration 1.6 Material Constitutive Models Xem xét sự tương tác giữa kết cấu và nền đất 2. Mô phỏng bài toán theo quá trình thi công (Staged Construction) 3. Tính toán theo thời gian (cố kết) 4. Xác định áp lực nước lỗ rổng 5. Tính toán dòng thấm 6. Tính toán bài toán tải trọng động 7. CPhi Reduction Technique needed for equilibrium imum available S S FS = max r n r n c c FS s j s j tan

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Chapter 11 ứ ứng su ng suấấtt

vvà à bi biếến n dạ dạng ng

1.1 Strain Displacement Matrix

1.2 Elastic Constitutive Relationship

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1 FEM method

Strain Displacement Matrix

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Elastic Constitutive Relationship

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Interpolating Functions

Coordinate Systems

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Derivatives of Interpolating Functions

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Body Forces

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Nodal Forces

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Numerical Integration

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Projecting Gauss Point Values to Point

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Element Stresses

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Undrained Analysis and Consolidation

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Flow Equation for Water Phase

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Finite Element Formulation for Coupled Analysis

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Additional Material Properties for Unsaturated Coupled Analysis

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Coupled Analysis

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Sigma/W Material Models in an Unsaturated Coupled Analysis

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Pore Pressure

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In tern of general stresses

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Material Constitutive Models

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Anisotropic Linear Elastic Model

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Hyperbolic Model (Hardening Model)

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Elastic Plastic Model

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Strain Softening Model

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Cam-clay Model

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[C’e]

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Slip Surface Element

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Boundary Conditions

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Analysis Types

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Structural Elements

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Fill and Excavation

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Solving the Partial Differential Equation for Stress-Deformation

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Convergence

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Dung lượng	2,31 MB