Journal of Water Resources Planning and Management: Recent submissions
Now showing items 961-980 of 3360
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Pressure Management in Water Distribution Systems: Current Status, Proposals, and Future Trends
(American Society of Civil Engineers, 2016)Pressure management (PM) is commonly used in water distribution systems (WDSs). In the last decade, a strategic objective in the field has been the development of new scientific and technical methods for its implementation. ... -
Tailoring Seasonal Time Series Models to Forecast Short-Term Water Demand
(American Society of Civil Engineers, 2016)This paper presents a methodology to forecast short-term water demands either offline or online by combining seasonal autoregressive integrated moving average (SARIMA) models with data assimilation. In offline mode, the ... -
Redesigning Water Distribution Networks Using a Guided Evolutionary Approach
(American Society of Civil Engineers, 2016)The paper describes and discusses the application of a guided evolutionary approach for the optimization of water distribution networks. Initially developed for the Battle of the Water Networks II (BWN-II), the approach ... -
Simulation-Optimization Approach for Evaluating the Feasibility of Managed Aquifer Recharge in the Samail Lower Catchment, Oman
(American Society of Civil Engineers, 2016)This article presents a simulation-optimization approach for evaluating the feasibility of managed aquifer recharge (MAR) in the Samail Lower Catchment, Oman. The objective is to provide a maximum recharge and extraction ... -
Operational and Tactical Management of Water and Energy Resources in Pressurized Systems: Competition at WDSA 2014
(American Society of Civil Engineers, 2016)Optimal management of water and energy resources worldwide is a basis for environmental and socioeconomic sustainability in urban areas, which has become even more relevant with the advent of the smart and water sensitive ... -
Seismic Hazard Assessment Model for Urban Water Supply Networks
(American Society of Civil Engineers, 2016)A new seismic reliability evaluation model is proposed that quantifies the impact of earthquakes on hydraulic behavior of water supply networks. Probabilistic seismic events are produced in the target areas, and the depth ... -
Multistep Approach for Optimizing Design and Operation of the C-Town Pipe Network Model
(American Society of Civil Engineers, 2016)A multiobjective approach is used here to optimize design and operation of the C-Town pipe network, searching for trade-off solutions between (1) installation cost, (2) operational cost, and (3) cost of the ... -
Integrating Supply Uncertainties from Stochastic Modeling into Integrated Water Resource Management: Case Study of the Saskatchewan River Basin
(American Society of Civil Engineers, 2016)A warming climate and land management intensification have altered water supply characteristics in many regions of the world. Incorporation of water supply uncertainties into long-term water resources planning and management ... -
Effect of Storage Tank Size on the Minimization of Water Distribution System Cost and Greenhouse Gas Emissions While Considering Time-Dependent Emissions Factors
(American Society of Civil Engineers, 2016)The importance of reducing greenhouse gas (GHG) emissions, which have been linked to human-induced climate change, is gradually being recognized by water utilities. Although multiobjective optimization has been applied by ... -
Incorporating Potential Severity into Vulnerability Assessment of Water Supply Systems under Climate Change Conditions
(American Society of Civil Engineers, 2016)In response to climate change, vulnerability assessment of water resources systems is typically performed based on quantifying the severity of the failure. This paper introduces an approach to assess vulnerability that ... -
A Robust, Rapidly Convergent Method That Solves the Water Distribution Equations for Pressure-Dependent Models
(American Society of Civil Engineers, 2016)In the past, pressure-dependent models (PDMs) have suffered from convergence difficulties. In this paper conditions are established for the existence and uniqueness of solutions to the PDM problem posed as two optimization ... -
Comparison of Stochastic Optimization Algorithms for Hydropower Reservoir Operation with Ensemble Streamflow Prediction
(American Society of Civil Engineers, 2016)Stochastic optimization methods have been developed over the last few decades to help water managers who are regularly confronted with making complex decisions about reservoir releases in the context of streamflow ... -
Cost Gradient–Based Assessment and Design Improvement Technique for Water Distribution Networks with Varying Loads
(American Society of Civil Engineers, 2016)A gradient-based network assessment is proposed as a way to understand and improve the cost and hydraulic performance of distribution networks. It seeks to reduce the computation time of optimizing water distribution ... -
Many-Objective Analysis to Optimize Pumping and Releases in Multireservoir Water Supply Network
(American Society of Civil Engineers, 2016)This study contributes a many-objective analysis of water supply in the Tarrant Regional Water District (TRWD) in Texas in the United States, in order to demonstrate how multiobjective evolutionary algorithm (MOEA) decision ... -
Inclusion of Mobile Sensors in Water Distribution System Monitoring Operations
(American Society of Civil Engineers, 2016)This study describes a binary integer programming model for mutually-operating fixed and mobile sensors in water distribution systems. The proposed method applies a deterministic optimization scheme for maximizing the ... -
Battling Arrow’s Paradox to Discover Robust Water Management Alternatives
(American Society of Civil Engineers, 2016)This study demonstrates how Arrow’s Impossibility Theorem, a theory of social choice, is of direct concern when formulating water-resources systems planning problems. Traditional strategies for solving multiobjective water ... -
Curses, Tradeoffs, and Scalable Management: Advancing Evolutionary Multiobjective Direct Policy Search to Improve Water Reservoir Operations
(American Society of Civil Engineers, 2016)Optimal management policies for water reservoir operation are generally designed via stochastic dynamic programming (SDP). Yet, the adoption of SDP in complex real-world problems is challenged by the three curses of ... -
Performance Index for Water Distribution Networks under Multiple Loading Conditions
(American Society of Civil Engineers, 2016)Previous studies have naturally related water distribution network performance to the ability to deliver sufficient pressure and flow. The present paper emphasizes that performance also depends on the efficiency of delivering ... -
Successive Linear Programming Approach Applied to BBLAWN
(American Society of Civil Engineers, 2016)The battle of background leakage assessment for water networks (BBLAWN) challenge was approached using successive linear programming. A linear representation was solved successively for the nonlinear constraints of headloss, ... -
Detection of Water Meter Under-Registration Using Statistical Algorithms
(American Society of Civil Engineers, 2016)Meter tampering is an important problem for utilities (both power and water distribution) to address because they represent an important loss of income. The authors’ group at the Electronic Technology Department of the ...