本书从应急决策与优化的角度研究重大化工事故的区域疏散决策问题，使读者了解区域疏散决策理论及优化方法。针对重大化工事故情景，以受灾的核心承灾体——公众为研究对象，基于工程科学、社会科学、心理学等多学科交叉方法，研究公众疏散行为特点及规律，构建区域疏散模型和评估疏散能力，设计区域疏散引导系统，建立疏散路径规划及分配的多目标决策方法；从应急准备和应急响应角度设计区域疏散方案和给出区域疏散分析和决策建议；并以案例或模拟的形式对所提出的模型和方法进行验证。

Preface
Chapter 1 Why do We Conduct the Study
1.1 Research Significance
1.2 Research Status and Development Dynamic Analysis
1.2.1 Research on the Law of Public Emergency Response Behavior
1.2.2 Research on Public Emergency Behavior Guidance Strategy
1.2.3 Research on Development Trends
Chapter 2 Hazardous Chemical Leakage Accidents and Emergency Evacuation Response from 2009 to 2018 in China
2.1 Introduction
2.2 Data and Methods
2.2.1 Data Sources
2.2.2 Methods
2.3 Characteristics of Leakage Accidents of Hazardous Chemicals
2.3.1 Characteristics of Time Distribution of HCLAs
2.3.2 Characteristics of Spatial Distribution of HCLAs
2.3.3 Categories of HCLAs
2.3.4 Typical HCLA Analysis
2.4 Analysis of Various Categories of HCLAs
2.4.1 HCLAs in Road Transportation
2.4.2 HCLAs in Pipeline Transportation
2.4.3 HCLAs in Factories (Industrial Parks)
2.4.4 HCLAs in Civilian Residence
2.5 Analysis of Evacuation Caused by HCLAs
2.5.1 Evacuation Situations Triggered by HCLAs
2.5.2 Evacuation Process and Level Analysis
2.5.3 Analysis of Factors Affecting Evacuation Levels
2.6 Framework of Integrated Management of Hazardous Chemicals
2.6.1 Management of HCLA
2.6.2 Emergency Protection Action in HCLA
2.7 Conclusions
Chapter 3 Shelter-in-place Risk Assessment for High-pressure Natural Gas Wells with Hydrogen Sulphide
3.1 Introduction
3.2 Risk Assessment of Sheltering in Place
3.2.1 Probability Estimation of Individual’s Emergency Response Action
3.2.2 Health Consequences Analysis
3.2.3 Acceptable Risk Level
3.3 Case Study：Xuanhan， China
3.3.1 Preliminaries
3.3.2 Results of Shelter-in-place Risk Assessment
3.4 Conclusions
Chapter 4 Dynamic Emergency Route Planning for Major Chemical Accidents: Models and Application
4.1 Introduction
4.2 Modeling of Dynamic Emergency Route Planning for Major Chemical Accidents
4.2.1 Formulation of Emergency Network
4.2.2 Objective Functions Considering the Impact of Secondary Disasters
4.2.3 Application in Emergency Response Risk Assessment
4.3 Algorithm for Emergency Route Planning
4.3.1 Model Ⅳ
4.3.2 The Proposed Method
4.3.3 Disposal Method in the Presence of a Bidirectional Arc
4.3.4 Correctness of the Proposed Algorithm
4.4 Computational Results
4.4.1 Introduction and Description
4.4.2 Illustration of Lemmas 4.2 and 4.
4.4.3 Results for Major Accidents without Secondary Disaster Risks
4.4.4 Results of Dynamic Route Selection for Major Accidents with Secondary Disaster Risk
4.5 Conclusions and Future Research
Chapter 5 Simulation and Analysis on Characteristics of Sub-regional Evacuation Based on Individual Behaviors
5.1 Introduction
5.1.1 Evacuation Time
5.1.2 Empirical Calculation of Evacuation Time
5.1.3 Simulation Modeling of Evacuation
5.2 The Evacuation Simulation of the Residential Community
5.2.1 The General Introduction of the Residential Community
5.2.2 The Selection and Setting of Analog Parameters
5.2.3 Analysis of Evacuation Simulation Results
5.3 Comparison of Simulation Results of Different Evacuation Scale
5.3.1 Comparison and Analysis of the Different Evacuation Time
5.3.2 Comparison of Evacuation Rate
5.3.3 Comparison and Analysis of Space Utilization
5.3.4 The Comparison and Analysis of the Densities of People
5.4 Study on the Loading Characteristics of Evacuation Network in Sub-regions
5.4.1 Influence Factors on the Loading Time in Urban Evacuation Road Network
5.4.2 The Estimation Method of Evacuation Time in Sub-regions
5.5 Conclusion
Appendix 1: The optimal route planning results for each node based on Model Ⅰ and Model Ⅱ
Appendix 2: Multi-objective optimization results of emergency route selected based on M