Hydro-economic optimization under inflow uncertainty using the SDP_GAMS generalized optimization tool

The use of methodologies that explicitly take into account inflow uncertainties in the optimization of the management of water resource systems is hindered by the lack of a generalized software. A general-purpose package named SDP_GAMS has been developed, facilitating the resolution of the stochasti...

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Main Authors: H. Macian-Sorribes, M. Pulido-Velazquez
Format: Article
Language:English
Published: Copernicus Publications 2014-09-01
Series:Proceedings of the International Association of Hydrological Sciences
Online Access:https://www.proc-iahs.net/364/410/2014/piahs-364-410-2014.pdf
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author H. Macian-Sorribes
M. Pulido-Velazquez
author_facet H. Macian-Sorribes
M. Pulido-Velazquez
author_sort H. Macian-Sorribes
collection DOAJ
description The use of methodologies that explicitly take into account inflow uncertainties in the optimization of the management of water resource systems is hindered by the lack of a generalized software. A general-purpose package named SDP_GAMS has been developed, facilitating the resolution of the stochastic dynamic programming problem. It obtains optimal policies, associated optimal benefits and optimal decisions in response to specific inflow time series and demands. The tool has been tested in the Mijares River basin (Spain), with two reservoirs and four major demands. Inflow variability has been described by the use of a 1-lag Markov chain, and a 91-class two-reservoir discrete mesh was used in calculations. Polynomial economic demand curves were used. The results showed that the use of the SDP hydro-economic modelling procedure obtains optimal policies taking into account inflow uncertainty, which can lead to an improvement in the efficiency of water resources systems.
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spelling doaj.art-caf485bccace420fb6c4e70c3a6ca5752022-12-22T02:56:19ZengCopernicus PublicationsProceedings of the International Association of Hydrological Sciences2199-89812199-899X2014-09-0136441041510.5194/piahs-364-410-2014Hydro-economic optimization under inflow uncertainty using the SDP_GAMS generalized optimization toolH. Macian-Sorribes0M. Pulido-Velazquez1Research Institute of Water and Environmental Engineering (IIAMA), Universitat Politècnica de València, Camí de Vera, 46022 Valencia, SpainResearch Institute of Water and Environmental Engineering (IIAMA), Universitat Politècnica de València, Camí de Vera, 46022 Valencia, SpainThe use of methodologies that explicitly take into account inflow uncertainties in the optimization of the management of water resource systems is hindered by the lack of a generalized software. A general-purpose package named SDP_GAMS has been developed, facilitating the resolution of the stochastic dynamic programming problem. It obtains optimal policies, associated optimal benefits and optimal decisions in response to specific inflow time series and demands. The tool has been tested in the Mijares River basin (Spain), with two reservoirs and four major demands. Inflow variability has been described by the use of a 1-lag Markov chain, and a 91-class two-reservoir discrete mesh was used in calculations. Polynomial economic demand curves were used. The results showed that the use of the SDP hydro-economic modelling procedure obtains optimal policies taking into account inflow uncertainty, which can lead to an improvement in the efficiency of water resources systems.https://www.proc-iahs.net/364/410/2014/piahs-364-410-2014.pdf
spellingShingle H. Macian-Sorribes
M. Pulido-Velazquez
Hydro-economic optimization under inflow uncertainty using the SDP_GAMS generalized optimization tool
Proceedings of the International Association of Hydrological Sciences
title Hydro-economic optimization under inflow uncertainty using the SDP_GAMS generalized optimization tool
title_full Hydro-economic optimization under inflow uncertainty using the SDP_GAMS generalized optimization tool
title_fullStr Hydro-economic optimization under inflow uncertainty using the SDP_GAMS generalized optimization tool
title_full_unstemmed Hydro-economic optimization under inflow uncertainty using the SDP_GAMS generalized optimization tool
title_short Hydro-economic optimization under inflow uncertainty using the SDP_GAMS generalized optimization tool
title_sort hydro economic optimization under inflow uncertainty using the sdp gams generalized optimization tool
url https://www.proc-iahs.net/364/410/2014/piahs-364-410-2014.pdf
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