Proceedings of the 5th International Symposium on Water Pollution and Treatment―ISWPT 2022, Bangkok, Thailand (Lecture Notes in Civil Engineering, 366)

This book presents the selected papers presented at the 5th International Symposium on Water Pollution and Treatment (ISWPT 2022), held during October 28–29, 2022, in Bangkok, Thailand. It consists of themes pertaining to water management, policy and governance, and water governance and provides readers with comprehensive information on the principles of sustainable water resources management, as well as recent advances, directions for future research, and policy development for sustainable water resources management. This book is of interest to scientists, engineers, government officials, and water resource managers. Preface Contents About the Editor Water Treatment Sludge as Coagulant and Adsorbent: A Recent Review 1 Introduction 2 WTS as Coagulant 3 WTS as Adsorbent 4 Conclusion References Treatment of Oil-Polluted Seawater by Modified Biochar Immobilized with Petroleum Degrading Bacteria 1 Introduction 2 Materials and Methods 2.1 Materials 2.2 Preparation and Modification of BC 2.3 Experimental Design 2.4 Analysis and Test Methods 2.5 Calculation Method 3 Results and Discussion 3.1 Oil Adsorption Characteristics of BC Modified with Hydrochloric Acid 3.2 Optimum Conditions for Fixing PDB with 5H-BC 3.3 Removal of Petroleum from Seawater by 5H-BC and 5H-BC-PDB 4 Conclusion References Effect of Percolation Water Quality on Physical and Mechanical Characteristics of Marls 1 Introduction 2 The Morphology and Structure of the Tigzirt Landslide 3 Materials and Methods 3.1 Geotechnical Characteristics of the Materials 3.2 Experimental Program 4 Results 4.1 Influence of Salts on the Atterberg Limits of the Tigzirt Marls 4.2 Direct Shear Test 4.3 Odometer Test 5 Conclusion References Analysis and Suggestion of Water Source Safety Guarantee of Danjiangkou Reservoir 1 Introduction 2 Basic Situation of Water Source 3 Analysis of Current Security of Water Source 3.1 Analysis Method 3.2 Current Situation of Water Source Security 4 Problems in the Security of the Water Source of Danjiangkou Reservoir 4.1 Improving of Protection and Management Mechanism of Water Source 4.2 Existing of Water Quality Safety Risks 4.3 Imperfect Capital Investment Mechanism 4.4 The Construction of Some Spare Water Sources Lagging Behind 5 Suggestions on Danjiangkou Reservoir Water Source Safety Guarantee Construction 5.1 Improve Supervision and Management Mechanism 5.2 Strengthen Supervision Over Water Quality Risks 5.3 Establish a Long-Term Stable Funding Guarantee Mechanism 5.4 Advance the Construction of Emergency Water Sources 6 Conclusion References Numerical Simulation for Water Inrush in the University City Tunnel in the Chongqing City, Southwestern China 1 Introduction 2 Study Area 3 Methodology 4 Results and Discussion 4.1 Numerical Simulation for Groundwater Seepage Field in Natural Condition 4.2 Numerical Simulation for Groundwater Seepage Field in Construction Condition 4.3 Numerical Simulation for the Volume Calculation of Water Inrush 5 Conclusion References The Antibiotic Contamination and Ecological Risks Assessment of Typical Lakes in the Middle and Lower Reaches of Yangtze River in China 1 Introduction 2 The Antibiotic Contamination in the Yangtze River Basin 3 The Antibiotic Contamination in the Typical Lakes 3.1 Pollution Situation 3.2 Ecological Risks Assessment 4 Conclusion References Research on the Prevention and Control of Carbon Pollution of Drinking Water Sources in Reservoirs and Management Strategies for the Development of Village Economy and Leisure Industry 1 Introduce 2 Analytical Procedures 2.1 Tools 2.2 Framework 3 Results 4 Conclusions References Greenhouse Gas Emissions Evaluations of Wastewater Treatment Plant—A Case Study of Jiaxing, China 1 Introduction 2 Material and Methods 3 Results 3.1 Wastewater Treatment 3.2 Sludge Treatment 4 Discussion 5 Conclusion References Comprehensive Evaluation of Water Resources Use in Shandong Province Based on Water Footprint and LMDI Model 1 Introduction 2 Review of the Literature 3 Research Methodology 3.1 Water Footprint Calculation Method 3.2 Construction of a Comprehensive Evaluation Index System for Water Use 3.3 Calculation of the Contribution of Water Footprint Drivers 3.4 Data Sources 4 Results and Analysis 4.1 Total Water Footprint Change 4.2 Changes in Water Footprint Structure 4.3 Changes in Water Footprint Benefits 4.4 Water Footprint Pressure Changes 4.5 Water Footprint Driver Changes 5 Conclusion and Outlook References Analysis of the Current Situation, Demand, and Factors Influencing Agricultural Water Rights in China 1 Literature Review 2 Analysis of the Demand for Agricultural Water Rights in China 2.1 The Current Problems of Agricultural Water Resources Utilization 2.2 The Premise of Agricultural Water Rights Trading 3 The Current Situation and Problems of Agricultural Water Rights Affirmation 3.1 Willingness to Confirm the Right 3.2 The Degree of Agricultural Water Rights 3.3 The Right to Confirm the Equipment and Means 4 The Impact of Agricultural Water Rights to Confirm the Analysis of Factors 4.1 Economic Factors 5 The Experience of Agricultural Water Rights and the Proposal to Confirm the Rights to Households 5.1 Foreign Experience 5.2 The Proposal of Confirming the Right to the Household 5.3 Calculate the Amount of Allocable Water Rights for Agricultural Irrigation References Economic Vessel to Clean the Polluted Water by Solid Waste in Waterway 1 Introduction 2 Methods 3 Design of the Vessel 3.1 The Catamaran Pontoon 3.2 The Collection Conveyor 3.3 Articulated Conveyors 3.4 The Storage Conveyor 3.5 Propulsion Motor 3.6 The Electric Motor 3.7 The Control Cabin (Control Center) 4 The Unloading Conveyor 5 Conclusion References Research on Engineering Education and Management of Early-Strength Sludge Fluidized Soil Used for Backfilling of Pipes and Trenches of Polluted Water 1 Introduction 2 Experiment Materials and Methods 2.1 Experiment Materials 2.2 Experiment Scheme 2.3 Experiment Method 2.4 Engineering Application Requirements 3 Results and Analysis 3.1 Fluidity of Fluidized Soil 3.2 Compressive Strength of Fluidized Soil 3.3 Filling of Fluidized Soil 4 Conclusion References Application of Fuzzy Decision in Wastewater Treatment Project: A Case Study of Taizhou Pharmaceutical Park in China 1 Introduction 2 Literature Review 3 Hierarchical Analysis Method to Calculate the Weights 3.1 Calculation Method 3.2 First-Order Indicators Weights 3.3 Secondary Indicators Weights 3.4 Tertiary Indicators Weights 4 Discussion 5 Conclusion References Combined High-Temperature Acid Digestion, Iron-Carbon Micro-electrolysis, and Coagulation Reaction for Degrading Pharmaceutical Wastewater with a High Concentration of Dimethylformamide 1 Introduction 2 Experimental Materials and Methods 2.1 Pharmaceutical Wastewater Sources 2.2 High-Temperature Acid Digestion Experiment 2.3 Iron-Carbon Micro-electrolysis + Coagulation Reaction Experiment 3 Results and Discussion 3.1 Effect of High-Temperature Acid Digestion on DMF 3.2 Effect of Iron-Carbon Micro-electrolysis + Coagulation Reaction Experiment on DMF 4 Conclusion Appendix References Research on the Current Problems, Potential, and Countermeasures of Sewage Treatment and Reuse in Yan’an 1 Overview of the Study Area 2 Sewage Treatment and Reuse Projects in Yan’an 2.1 Sewage Treatment Plants 2.2 Sewerage Network 2.3 Reclaimed Water Pipe Network 3 Problems in Sewage Treatment and Reuse in Yan’an 3.1 Inadequate Collection and Reuse Pipe Network 3.2 Poor Management System 3.3 Inadequate Policy System 3.4 Insufficient Supporting Funds 3.5 Mismatch Between Treatment Costs and Water Prices 3.6 Incomplete Grassroots Team Construction 3.7 Low Level of Social Awareness 4 Prediction of Sewage Resource Utilization Potential 4.1 Prediction Methods 4.2 The Potential of Sewage Resource Utilization 5 Countermeasures for the Resourceful Use of Wastewater in Yan’an 5.1 Engineering Countermeasures 5.2 Non-project Countermeasures References Simulation and Prediction of Water Quality in Huangjinxia Reservoir on Hanjiang River Based on MIKE21 1 Introduction 2 Research Region 3 Methods 3.1 Establishment Method of the Hydrodynamic Model 3.2 Simulation Method of the Water Quality Model 4 Results and Discussion 4.1 Hydrodynamic Simulation Results in the Research Region 4.2 Simulation Results of Water Quality in the Research Region 5 Conclusions References A First Study of the Residual Circulation Profile in the Bouregreg Estuary (Morocco) 1 Introduction 2 Materials and Methods 2.1 Study Site 2.2 Circulation Model 3 Results and Discussion 4 Conclusions References Thoughts on the Treatment of Rural Domestic Sewage 1 Policy Background of Rural Sewage Treatment 2 Overview of Rural Sewage Treatment in Xiuzhou District 3 From the Rural Sewage Treatment Problem in Xiuzhou District to the Domestic Rural Sewage Treatment Problem 4 Suggestions on Future Rural Sewage Treatment References Safety Analysis on Rural Groundwater Pollution in Youyang County 1 Introduction 2 Regional General Situation 3 Groundwater Quality Detection 4 Groundwater Safety Evaluation 5 Groundwater Safety Analysis 5.1 Problems 5.2 Improvement Measures 6 Conclusions References Safety Evaluation on Water Pollution of Reservoir in Youyang County 1 Introduction 2 Overview of Regional Reservoirs 3 Reservoir Safety Evaluation Method 4 Reservoir Safety Evaluation of Youyang County 5 Evaluation Results 6 Protective Measures 7 Conclusions References Accurate Traceability of Pollutants in Zhoucheng River Channel in Liyang 1 Introduction 2 Materials and Methods 2.1 Study Area 2.2 Model Description 3 Result and Discussion 3.1 Comprehensive Evaluation of Water Quality in Zhoucheng River 3.2 Major Pollution Factors Identification 3.3 Evaluation of the Main Water Quality Indicators of the Zhoucheng River 4 Conclusion References