Optimal Design of Spatially Constrained Interplant Water Networks with Direct Recycling Techniques using Genetic Algorithms

In this work, an industrial city spatial representation that accounts for different plant layouts and arrangements is utilized for interplant water network synthesis. The problem has been previously tackled using deterministic optimization methods. This work employs a stochastic optimization approac...

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Main Authors: S. Alnouri, M. Stijepovic, P. Linke, M. El-Halwagi
Format: Article
Language:English
Published: AIDIC Servizi S.r.l. 2014-08-01
Series:Chemical Engineering Transactions
Online Access:https://www.cetjournal.it/index.php/cet/article/view/5378
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author S. Alnouri
M. Stijepovic
P. Linke
M. El-Halwagi
author_facet S. Alnouri
M. Stijepovic
P. Linke
M. El-Halwagi
author_sort S. Alnouri
collection DOAJ
description In this work, an industrial city spatial representation that accounts for different plant layouts and arrangements is utilized for interplant water network synthesis. The problem has been previously tackled using deterministic optimization methods. This work employs a stochastic optimization approach, using genetic algorithms, for the design of spatially constrained interplant water networks using direct recycling techniques. The approach identifies well-performing solutions in an evolutionary manner, by generating populations of candidate solutions, then sampling regions that are associated with the highest performance probabilities. This ensures that only the fittest designs survive, when evaluating the network performance. A fitness objective that accounts for both freshwater and piping costs was utilized in the design evaluation stage. When compared to the results that have been obtained using deterministic optimization, trade-off trends between the optimum cost of the network and fresh/waste targets were manifested by means of stochastic optimization. Enhanced network performance was attained for a reduced total cost, at the expense of a certain deviation from fresh/waste targets.
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spelling doaj.art-d3825f89d09c483d86cc651db479d6c22022-12-21T23:47:28ZengAIDIC Servizi S.r.l.Chemical Engineering Transactions2283-92162014-08-013910.3303/CET1439077Optimal Design of Spatially Constrained Interplant Water Networks with Direct Recycling Techniques using Genetic AlgorithmsS. AlnouriM. StijepovicP. LinkeM. El-HalwagiIn this work, an industrial city spatial representation that accounts for different plant layouts and arrangements is utilized for interplant water network synthesis. The problem has been previously tackled using deterministic optimization methods. This work employs a stochastic optimization approach, using genetic algorithms, for the design of spatially constrained interplant water networks using direct recycling techniques. The approach identifies well-performing solutions in an evolutionary manner, by generating populations of candidate solutions, then sampling regions that are associated with the highest performance probabilities. This ensures that only the fittest designs survive, when evaluating the network performance. A fitness objective that accounts for both freshwater and piping costs was utilized in the design evaluation stage. When compared to the results that have been obtained using deterministic optimization, trade-off trends between the optimum cost of the network and fresh/waste targets were manifested by means of stochastic optimization. Enhanced network performance was attained for a reduced total cost, at the expense of a certain deviation from fresh/waste targets.https://www.cetjournal.it/index.php/cet/article/view/5378
spellingShingle S. Alnouri
M. Stijepovic
P. Linke
M. El-Halwagi
Optimal Design of Spatially Constrained Interplant Water Networks with Direct Recycling Techniques using Genetic Algorithms
Chemical Engineering Transactions
title Optimal Design of Spatially Constrained Interplant Water Networks with Direct Recycling Techniques using Genetic Algorithms
title_full Optimal Design of Spatially Constrained Interplant Water Networks with Direct Recycling Techniques using Genetic Algorithms
title_fullStr Optimal Design of Spatially Constrained Interplant Water Networks with Direct Recycling Techniques using Genetic Algorithms
title_full_unstemmed Optimal Design of Spatially Constrained Interplant Water Networks with Direct Recycling Techniques using Genetic Algorithms
title_short Optimal Design of Spatially Constrained Interplant Water Networks with Direct Recycling Techniques using Genetic Algorithms
title_sort optimal design of spatially constrained interplant water networks with direct recycling techniques using genetic algorithms
url https://www.cetjournal.it/index.php/cet/article/view/5378
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AT mstijepovic optimaldesignofspatiallyconstrainedinterplantwaternetworkswithdirectrecyclingtechniquesusinggeneticalgorithms
AT plinke optimaldesignofspatiallyconstrainedinterplantwaternetworkswithdirectrecyclingtechniquesusinggeneticalgorithms
AT melhalwagi optimaldesignofspatiallyconstrainedinterplantwaternetworkswithdirectrecyclingtechniquesusinggeneticalgorithms