Multiple-steps scenario optimisation for pumping plants activation in water supply systems

Economic aspects concerning the high costs related to energy requirements for managing complex water supply systems need a robust strategy, particularly considering the activation of pumping plants. Considering hydrological uncertainties, the definition of strategic rules can ensure energy savings a...

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Autores principales:	Jacopo Napolitano, Giovanni M. Sechi
Formato:	article
Lenguaje:	EN
Publicado:	IWA Publishing 2021
Materias:	complex water supply system energetic time slots pumping optimisation scenario analysis Information technology T58.5-58.64 Environmental technology. Sanitary engineering TD1-1066
Acceso en línea:	https://doaj.org/article/49034d1d2a3a4a2ba809bd886f9481d4
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spelling	oai:doaj.org-article:49034d1d2a3a4a2ba809bd886f9481d42021-11-23T18:48:54ZMultiple-steps scenario optimisation for pumping plants activation in water supply systems1464-71411465-173410.2166/hydro.2021.082https://doaj.org/article/49034d1d2a3a4a2ba809bd886f9481d42021-11-01T00:00:00Zhttp://jh.iwaponline.com/content/23/6/1382https://doaj.org/toc/1464-7141https://doaj.org/toc/1465-1734Economic aspects concerning the high costs related to energy requirements for managing complex water supply systems need a robust strategy, particularly considering the activation of pumping plants. Considering hydrological uncertainties, the definition of strategic rules can ensure energy savings and the well-timed activation of costly water transfers for shortage risk alleviation. The modelling approach has been developed aiming at defining strategic rules of pumps activation thresholds. It considers the need for seasonal variations of activation and the different costs of energy in diverse time slots, according to the usual cost rules adopted by the authorities. Starting with the traditional scenario analysis approach, a new algorithm has been developed considering a multiple-steps scenario optimisation implemented using GAMS interfaced with CPLEX solvers. The results should allow the water authority to establish a robust strategy for pumping activation to guarantee the fulfilment of water demands and to ensure an energy-saving policy. HIGHLIGHTS This research aims to develop a new algorithm considering a multiple-steps scenario optimisation.; The modelling approach defines optimal activation pumping thresholds associated with stored water levels in reservoirs, in order to guarantee a fulfilment of water demand and ensure an energy-saving policy.; This approach allows the water system authority to establish a robust strategy to manage complex water supply systems.;Jacopo NapolitanoGiovanni M. SechiIWA Publishingarticlecomplex water supply systemenergetic time slotspumping optimisationscenario analysisInformation technologyT58.5-58.64Environmental technology. Sanitary engineeringTD1-1066ENJournal of Hydroinformatics, Vol 23, Iss 6, Pp 1382-1394 (2021)
institution	DOAJ
collection	DOAJ
language	EN
topic	complex water supply system energetic time slots pumping optimisation scenario analysis Information technology T58.5-58.64 Environmental technology. Sanitary engineering TD1-1066
spellingShingle	complex water supply system energetic time slots pumping optimisation scenario analysis Information technology T58.5-58.64 Environmental technology. Sanitary engineering TD1-1066 Jacopo Napolitano Giovanni M. Sechi Multiple-steps scenario optimisation for pumping plants activation in water supply systems
description	Economic aspects concerning the high costs related to energy requirements for managing complex water supply systems need a robust strategy, particularly considering the activation of pumping plants. Considering hydrological uncertainties, the definition of strategic rules can ensure energy savings and the well-timed activation of costly water transfers for shortage risk alleviation. The modelling approach has been developed aiming at defining strategic rules of pumps activation thresholds. It considers the need for seasonal variations of activation and the different costs of energy in diverse time slots, according to the usual cost rules adopted by the authorities. Starting with the traditional scenario analysis approach, a new algorithm has been developed considering a multiple-steps scenario optimisation implemented using GAMS interfaced with CPLEX solvers. The results should allow the water authority to establish a robust strategy for pumping activation to guarantee the fulfilment of water demands and to ensure an energy-saving policy. HIGHLIGHTS This research aims to develop a new algorithm considering a multiple-steps scenario optimisation.; The modelling approach defines optimal activation pumping thresholds associated with stored water levels in reservoirs, in order to guarantee a fulfilment of water demand and ensure an energy-saving policy.; This approach allows the water system authority to establish a robust strategy to manage complex water supply systems.;
format	article
author	Jacopo Napolitano Giovanni M. Sechi
author_facet	Jacopo Napolitano Giovanni M. Sechi
author_sort	Jacopo Napolitano
title	Multiple-steps scenario optimisation for pumping plants activation in water supply systems
title_short	Multiple-steps scenario optimisation for pumping plants activation in water supply systems
title_full	Multiple-steps scenario optimisation for pumping plants activation in water supply systems
title_fullStr	Multiple-steps scenario optimisation for pumping plants activation in water supply systems
title_full_unstemmed	Multiple-steps scenario optimisation for pumping plants activation in water supply systems
title_sort	multiple-steps scenario optimisation for pumping plants activation in water supply systems
publisher	IWA Publishing
publishDate	2021
url	https://doaj.org/article/49034d1d2a3a4a2ba809bd886f9481d4
work_keys_str_mv	AT jacoponapolitano multiplestepsscenariooptimisationforpumpingplantsactivationinwatersupplysystems AT giovannimsechi multiplestepsscenariooptimisationforpumpingplantsactivationinwatersupplysystems
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Multiple-steps scenario optimisation for pumping plants activation in water supply systems

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