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Optimal Design of Water Distribution Networks Considering Fuzzy Randomness of Demands Using Cross Entropy Optimization
Shibu, A.; Reddy, M. - In: Water Resources Management 28 (2014) 12, pp. 4075-4094
This paper presents cross entropy (CE) optimization for optimal design of water distribution networks (WDN) under … demand uncertainty. In design of WDNs, it is desired to achieve a minimum cost WDN that provides higher reliability in … meeting the demands. To achieve these goals, an optimization model is formulated for design of WDNs with an objective of …
Persistent link: https://www.econbiz.de/10010997273
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Multi-Objective Design Optimization of Branched Pipeline Systems with Analytical Assessment of Fire Flow Failure Probability
Jung, Bong; Filion, Yves; Adams, Barry; Karney, Bryan - In: Water Resources Management 27 (2013) 10, pp. 3663-3678
in uncertainty of fire flow failure. Interestingly, optimization results for a real branched network supported the …This paper develops a multi-objective optimization approach for incorporating the conditional probability of fire flow … genetic algorithm (NSGA-II). The optimization sought to minimize capital cost through pipe diameter and pump selection and to …
Persistent link: https://www.econbiz.de/10010997828
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Planning of Groundwater Supply Systems Subject to Uncertainty Using Stochastic Flow Reduced Models and Multi-Objective Evolutionary Optimization
Baú, Domenico - In: Water Resources Management 26 (2012) 9, pp. 2513-2536
The typical modeling approach to groundwater management relies on the combination of optimization algorithms and … optimization problem to identify the pumping scheme that minimizes the total cost of the system while complying with a series of … addresses parameter uncertainty following a stochastic simulation (or Monte Carlo) approach, in which a sufficiently large …
Persistent link: https://www.econbiz.de/10010998011
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Stochastic Goal Programming Model for Optimal Blending of Desalinated Water with Groundwater
Al-Zahrani, Muhammad; Ahmad, Abid - In: Water Resources Management 18 (2004) 4, pp. 339-352
,available data are not accurate due to the inherent uncertaintyassociated with it. This uncertainty will generate uncertainty in the …
Persistent link: https://www.econbiz.de/10010847348
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Optimal Land-Use Management for Surface Source Water Protection Under Uncertainty: A Case Study of Songhuaba Watershed (Southwestern China)
Liu, Yong; Yu, Yajuan; Guo, Huaicheng; Yang, Pingjian - In: Water Resources Management 23 (2009) 10, pp. 2069-2083
The water supply to Chinese cities is increasingly degrading from pollution due to watershed activities. Consequently, water source protection requires urgent action using optimal land-use management efforts. An inexact linear programming model for optimal land-use management of surface water...
Persistent link: https://www.econbiz.de/10010794098
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An Inexact Two-Stage Water Resources Allocation Model for Sustainable Development and Management Under Uncertainty
Zhang, L.; Li, C. - In: Water Resources Management 28 (2014) 10, pp. 3161-3178
programming (TSP) within a general optimization framework. And it also has formed an effective link in such a conflict between the …
Persistent link: https://www.econbiz.de/10010794356
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An Inexact Two-stage Fuzzy-stochastic Programming Model for Water Resources Management
Lu, H.; Huang, G.; Zeng, G.; Maqsood, I.; He, L. - In: Water Resources Management 22 (2008) 8, pp. 991-1016
uncertainty. Fuzzy sets theory is introduced to represent various punishment policies under different water availability … optimization processes and solutions. After formulating the model, a hypothetical case is employed for demonstrating its …
Persistent link: https://www.econbiz.de/10010794696
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Reservoir Optimization-Simulation with a Sediment Evacuation Model to Minimize Irrigation Deficits
Khan, Noor; Babel, Mukand; Tingsanchali, Tawatchai; … - In: Water Resources Management 26 (2012) 11, pp. 3173-3193
Optimization-Simulation with Sediment Evacuation (ROSSE) model is a recently developed tool which internalizes sediment evacuation … routines and the simulation module in a newly developed GA-based optimization module. This article applies the ROSSE model with … and availability of economic and hydro based objective functions in the optimization model will help achieving the goal of …
Persistent link: https://www.econbiz.de/10010997258
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A Model for Optimal Allocation of Water to Competing Demands
Babel, M.; Gupta, A.; Nayak, D. - In: Water Resources Management 19 (2005) 6, pp. 693-712
The present study develops a simple interactive integrated water allocation model (IWAM), which can assist the planners and decision makers in optimal allocation of limited water from a storage reservoir to different user sectors, considering socio-economic, environmental and technical aspects....
Persistent link: https://www.econbiz.de/10010997269
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Response Matrix Minimization Used in Groundwater Management with Mathematical Programming: A Case Study in a Transboundary Aquifer in Northern Greece
Psilovikos, Aris - In: Water Resources Management 20 (2006) 2, pp. 277-290
management models. These combined models, via simulation and optimization algorithms, result in one optimal solution through …
Persistent link: https://www.econbiz.de/10010997301