Journal of Water Resources Planning and Management: Recent submissions
Now showing items 881-900 of 3360
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Incorporating Filters in Random Search Algorithms for the Hourly Operation of a Multireservoir System
(American Society of Civil Engineers, 2018)Optimization of short-term reservoir operation normally involves ramping constraints of outflows and water elevations at short time steps (e.g., hourly). Random search algorithms, such as genetic algorithms, have been ... -
Reconciling Spatial Conservation of Multiple Hydrological Ecosystem Services across Teshio Watershed, Northern Japan
(American Society of Civil Engineers, 2018)Ecosystem services (ESs) including provisioning, regulating, and cultural services for sustaining and fulfilling human well-being are formed based on various conditions, processes, and components of natural and artificial ... -
Flood Risk Assessment in Urban Catchments Using Multiple Regression Analysis
(American Society of Civil Engineers, 2018)Flood assessment in urban catchments is usually addressed through the combination of geographic information systems (GISs) and stormwater models. However, the coupled use of these tools involves a level of detail in terms ... -
Using Correlation between Data from Multiple Monitoring Sensors to Detect Bursts in Water Distribution Systems
(American Society of Civil Engineers, 2018)Many burst detection methods, including a prediction stage, have been developed in order to identify bursts in a timely manner. These methods require vast historical data to produce accurate predictions. The clustering-based ... -
Optimal Operation of Danjiangkou Reservoir Using Improved Hedging Model and Considering the Effects of Historical Decisions
(American Society of Civil Engineers, 2018)For reservoirs with multiple water demands, losses in water use utility because of shortages in the water supply from historical operation decisions can be considered information to improve the current decisions. This study ... -
Accuracy of First-Order Second-Moment Approximation for Uncertainty Analysis of Water Distribution Systems
(American Society of Civil Engineers, 2018)This study performs an extensive investigation to explore critical factors that affect the accuracy of the first-order second-moment (FOSM) approximation when it is used as a nodal pressure head uncertainty estimation ... -
Stochastic Nonlinear Programming Based on Uncertainty Analysis for DNAPL-Contaminated Aquifer Remediation Strategy Optimization
(American Society of Civil Engineers, 2018)Surrogate-based simulation-optimization techniques are widely applied in developing optimal remediation strategies that increase the efficiency and reduce the cost of surfactant-enhanced aquifer remediation (SEAR) when ... -
Spatiotemporal Impacts of Climate and Demand on Water Supply in the Apalachicola-Chattahoochee-Flint Basin
(American Society of Civil Engineers, 2018)The transboundary Apalachicola-Chattahoochee-Flint (ACF) Basin in the southeastern United States has a long history of competition for water resources and litigation surrounding these conflicts. This case study applies the ... -
Upgrading the Reliability of Water Distribution Networks through Optimal Use of Pressure-Reducing Valves
(American Society of Civil Engineers, 2018)High pressure in water distribution networks may lead to more leakages, bursts, and excessive consumption. Therefore, an effective strategy to improve the reliability of the network is pressure management. Many indices ... -
Industry Effluent Disposal into Rivers: Coupled Multiobjective-Analytical Optimization Model
(American Society of Civil Engineers, 2018)In this work, a linear system theory approach produces an analytical solution of contaminant mass transport equations for its subsequent use in multiobjective optimization for optimal waste allocation for a hypothetical ... -
Using SDDP to Develop Water-Value Functions for a Multireservoir System with International Treaties
(American Society of Civil Engineers, 2018)This paper presents the implementation of stochastic dual dynamic programming (SDDP) to generate water-value functions for operations planning of the British Columbia (BC) Hydro system. An inflow model is developed to ... -
State Estimation Network Design for Water Distribution Systems
(American Society of Civil Engineers, 2018)State estimation (SE) involves estimating state variables of interest that cannot be directly measured by using measurable variables. In water distribution system (WDS) SE, nodes are often aggregated to reduce the number ... -
Combining Model Predictive Control with a Reduced Genetic Algorithm for Real-Time Flood Control
(American Society of Civil Engineers, 2018)This paper presents a novel meta-heuristic approach for real-time flood control. The approach combines model predictive control (MPC) with a reduced genetic algorithm (RGA) to quickly find near-optimal solutions. The main ... -
Predicting Hydromodification in Streams Using Nonlinear Memory-Based Algorithms in Southern California Streams
(American Society of Civil Engineers, 2018)Hydromodification is a serious management concern in semiarid regions and is expected to become worse with land use and climate change. Potential stream channel responses range from increased or decreased sediment loads, ... -
Multiobjective Analysis of the Sedimentation behind Sangju Weir, South Korea
(American Society of Civil Engineers, 2018)This paper presents a new multiobjective approach to solve sedimentation problems behind weirs and low-head dams. The multicriteria decision analysis (MCDA) framework is used to improve reservoir operation rules for Sangju ... -
Real-Time Control of a PRV in Water Distribution Networks for Pressure Regulation: Theoretical Framework and Laboratory Experiments
(American Society of Civil Engineers, 2018)Pressure-reducing valves (PRVs) are often used in water distribution networks (WDNs) to regulate pressure for leakage reduction. Optimal management would require the pressure to be constant and as low as possible at the ... -
Incorporating Streamflow Forecasts with Aggregate Drought Indices for the Management of Water Supply
(American Society of Civil Engineers, 2018)Streamflow forecasts and common drought indicators were evaluated for suitability to inform drought mitigation actions for the city of Baltimore’s water supply system. Preliminary streamflow forecasts developed by the ... -
Drought Water Right Curtailment Analysis for California’s Eel River
(American Society of Civil Engineers, 2018)Water users in California’s hybrid water rights system have different legal priorities to available surface water in times of water scarcity. A set of two linear programming models was developed to determine curtailments ... -
Roughness and Demand Estimation in Water Distribution Networks Using Head Loss Adjustment
(American Society of Civil Engineers, 2017)To estimate pipe roughness and nodal demand parameters in water distribution networks, a method based on head loss adjustment is proposed. By using weighted least squares (WLS), model-simulated head losses are adjusted to ... -
Economic Analysis of Pressure Control for Leakage and Pipe Burst Reduction
(American Society of Civil Engineers, 2017)This paper presents an economic analysis of pressure control solutions for leakage and pipe burst reduction. In detail, it explores the operating conditions under which the installation of conventional mechanical pressure ...