声明
摘要
ABSTRACT
Contents
Chapter 1 Introduction
1.1 Overview
1.2 Literature Review
1.2.1 3D Printing
1.2.2 Finite Element Method
1.2.3 Structured Grid-based Methods
1.2.4 WEB Method
1.2.5 Isogeometric Analysis
1.3 Goals and Objectives
1.4 Outline
Chapter 2 Isogeometric Approach
2.1 Basic Concept
2.2 Domain Representation
2.3 Spline Functions
2.3.1 D-variant B-splines
2.3.2 Hierarchical B-splines
2.3.3 Truncated Hierarchical B-splines
2.3.4 Polynomial Splines over Hierarchical T-meshes
2.4 Summary
Chapter 3 Analysis Using Weighted Extended PHT-splines
3.1 Weighted Extended PHT-splines
3.1.1 PHT-splines Classification
3.1.2 Extension Formulation
3.1.3 Weight Function
3.2 Adaptivity
3.2.1 Error Estimates
3.2.2 Marking Strategy
3.2.3 Adaptive Refinement
3.3 Numerical Implementation for Boundary Value Problems
3.3.1 Finite Formulation for Poisson Equation
3.3.2 Circular Domain
3.3.3 Annular Domain
3.3.4 Freeform Domain
3.3.5 Spurious Oscillations
3.4 Numerical Implementation for Eigenvalue Problems
3.4.1 Problems in Quantum Mechanics
3.4.2 Schr(o)dinger Equation
3.4.3 Double Well-Potential
3.4.4 Examples
3.5 Summary
Chapter 4 Analysis Using Weighted Extended THB-splines
4.1 Weighted Extended THB-splines
4.1.1 Hierarchical Settings and Data Structures
4.1.2 Level by Level Classification
4.1.3 Hierarchical Extension
4.2 Biharmonic Equation
4.3 Numerical Illustration
4.3.1 Example 1
4.3.2 Example 2
4.3.3 Example 3
4.4 Summary
Chapter 5 Isogeometric Analysis in Implicit Solids
5.1 Analysis-based Implicit Representations and Additive Manufacturing
5.2 Basis Functions
5.2.1 Weight Function
5.2.2 Weighted Extended Basis
5.3 Numerical Implementation
5.3.1 Example 1
5.3.2 Example 2
5.3.3 Example 3
5.4 Summary
Chapter 6 Conclusions and Future Work
6.1 Conclusions
6.2 Future Work
Bibliography
Acknowledgements
Publications
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