工程地震灾变模拟——从高层建筑到城市区域(英文版)

1 Introduction 1.1 Research Background 1.2 Significance and Implication of Earthquake Disaster Simulation of Civil Infrastructures 1.3 Research Framework and Contents2 High-Fidelity Computational Models for Earthquake Disaster Simulation of Tall Buildings 2.1 Introduction 2.2 Fiber-Beam Element Model 2.2.1 Fundamental Principals 2.2.2 Uniaxial Stress-Strain Model of Concrete 2.2.3 Uniaxial Stress-Strain Model of Steel Reinforcement 2.2.4 Validation Through Reinforced Concrete Specimens 2.2.5 Stress-Strain Model of Composite Components 2.3 Multilayer Shell Model 2.3.1 Fundamental Principal 2.3.2 High-Performance Flat Shell Element NLDKGQ 2.3.3 Constitutive Model of Concrete and Steel 2.3.4 Implementation of Multilayer Shell Element in OpenSees 2.3.5 Validation Through Reinforced Concrete Specimens 2.3.6 Collapse Simulation of an RC Frame Core-Tube Tall Building 2.4 Hysteretic Hinge Model 2.4.1 Overview 2.4.2 The Proposed Hysteretic Hinge Model 2.4.3 Validation of the Proposed Hysteretic Hinge Model 2.5 Multi-scale Modeling 2.5.1 Overview 2.5.2 Interface Modeling 2.6 Element Deactivation and Collapse Simulation 2.6.1 Element Deactivation for Component Failure Simulation 2.6.2 Visualization of the Movement of Deactivated Elements Using Physics Engine 2.7 Summary3 High-Performance Computing and Visualization for Earthquake Disaster Simulation of Tall Buildings 3.1 Introduction 3.2 GPU-Based High-Performance Matrix Solvers for OpenSees 3.2.1 Fundamental Conception of General-Purpose Computing on GPU (GPGPU) 3.2.2 High-Performance Solver for Sparse System of Equations (SOE) in OpenSees 3.2.3 Case Studies 3.3 Physics Engine-Based High-Performance Visualization 3.3.1 Overview 3.3.2 Overall Visualization Framework 3.3.3 Clustering-Based Key Frame Extractions 3.3.4 Parallel Frame Interpolation 3.3.5 Case Study 3.4 Summary4 Earthquake Disaster Simulation of Typical Supertall Buildings... 4.1 Introduction 4.2 Earthquake Disaster Simulation of the Shanghai Tower 4.2.1 Overview of the Shanghai Tower 4.2.2 Finite Element Model of the Shanghai Tower 4.2.3 Earthquake-Induced Collapse Simulation 4.2.4 Impact of Soil-Structure Interaction 4.3 Earthquake Disaster Simulation of the Z15 Tower 4.3.1 Introduction of the Z15 Tower 4.3.2 The Finite Element Model 4.3.3 Earthquake-Induced Collapse Simulation of the Haft-Braced Scheme 4.3.4 Earthquake-Induced Collapse Simulation of the Fully Braced Scheme 4.3.5 Comparison Between the Two Design Schemes 4.4 Summary ……5 Simplified Models for Earthquake Disaster Simulation of Supertall Buildings6 Engineering Application of Earthquake Disaster Simulation of Supertall Buildings 7 Comparison of Seismic Design and Performance of Tall Buildings Based on Chinese and US Design Codes8 Nonlinear MDOF Models for Earthquake Disaster Simulation of Urban Buildings9 Visualization for Earthquake Disaster Simulation of UrbanBuildings10 High-Performance Computing for Earthquake Disaster Simulation of Urban Buildings11 Earthquake Disaster Simulation of Typical Urban Areas 12 Earthquake Loss Prediction for Typical Urban Areas13 Conclusions