Coupling reactor design and scenario calculations: a promising method for scenario optimization

The link between reactor design studies and scenarios calculations is usually sequential. From a list set of objectives, a reactor design is produced and passed to the scenarist in the form of a numeric irradiation model. This approach assumes that the reactor design is fixed from the scenarist pers...

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Main Authors: Tirel Kévin, Kooyman Timothée, Coquelet-Pascal Christine, Merle Elsa
Format: Article
Language:English
Published: EDP Sciences 2022-01-01
Series:EPJ Nuclear Sciences & Technologies
Online Access:https://www.epj-n.org/articles/epjn/full_html/2022/01/epjn210018/epjn210018.html
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author Tirel Kévin
Kooyman Timothée
Coquelet-Pascal Christine
Merle Elsa
author_facet Tirel Kévin
Kooyman Timothée
Coquelet-Pascal Christine
Merle Elsa
author_sort Tirel Kévin
collection DOAJ
description The link between reactor design studies and scenarios calculations is usually sequential. From a list set of objectives, a reactor design is produced and passed to the scenarist in the form of a numeric irradiation model. This approach assumes that the reactor design is fixed from the scenarist perspective. The method presented in this article proposes to use a flexible reactor model, built with artificial neural networks, that gives the possibility to the scenarist to change a reactor design directly during the scenario calculations. Doing so, the reactor design is no longer an imposed parameter but a tool to find new optimal trajectories. Moreover, this flexible model is able to exploit the historical loaded fuel compositions generated by the scenario calculations in order to monitor the reactor performances over time. In this paper, the flexible reactor model construction is detailed and the interest of such method is highlighted with an application case that consists in the transition from a PWR fleet, similar to the French one, towards a PWR − SFR fleet stabilizing plutonium inventory.
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spelling doaj.art-0503ed90e8c44cdab986b9f76291972a2022-12-22T02:52:29ZengEDP SciencesEPJ Nuclear Sciences & Technologies2491-92922022-01-018710.1051/epjn/2022002epjn210018Coupling reactor design and scenario calculations: a promising method for scenario optimizationTirel Kévin0Kooyman Timothée1Coquelet-Pascal Christine2Merle Elsa3CEA, DES, IRESNE, DER, SPRC, LE2CCEA, DES, IRESNE, DER, SPESI, LP2ECEA, DES, IRESNE, DER, SPESI, LP2ELaboratoire de Physique Subatomique et de Cosmologie (LPSC), Centre National de la Recherche Scientifique (CNRS), 53 rue des MartyrsThe link between reactor design studies and scenarios calculations is usually sequential. From a list set of objectives, a reactor design is produced and passed to the scenarist in the form of a numeric irradiation model. This approach assumes that the reactor design is fixed from the scenarist perspective. The method presented in this article proposes to use a flexible reactor model, built with artificial neural networks, that gives the possibility to the scenarist to change a reactor design directly during the scenario calculations. Doing so, the reactor design is no longer an imposed parameter but a tool to find new optimal trajectories. Moreover, this flexible model is able to exploit the historical loaded fuel compositions generated by the scenario calculations in order to monitor the reactor performances over time. In this paper, the flexible reactor model construction is detailed and the interest of such method is highlighted with an application case that consists in the transition from a PWR fleet, similar to the French one, towards a PWR − SFR fleet stabilizing plutonium inventory.https://www.epj-n.org/articles/epjn/full_html/2022/01/epjn210018/epjn210018.html
spellingShingle Tirel Kévin
Kooyman Timothée
Coquelet-Pascal Christine
Merle Elsa
Coupling reactor design and scenario calculations: a promising method for scenario optimization
EPJ Nuclear Sciences & Technologies
title Coupling reactor design and scenario calculations: a promising method for scenario optimization
title_full Coupling reactor design and scenario calculations: a promising method for scenario optimization
title_fullStr Coupling reactor design and scenario calculations: a promising method for scenario optimization
title_full_unstemmed Coupling reactor design and scenario calculations: a promising method for scenario optimization
title_short Coupling reactor design and scenario calculations: a promising method for scenario optimization
title_sort coupling reactor design and scenario calculations a promising method for scenario optimization
url https://www.epj-n.org/articles/epjn/full_html/2022/01/epjn210018/epjn210018.html
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AT coqueletpascalchristine couplingreactordesignandscenariocalculationsapromisingmethodforscenariooptimization
AT merleelsa couplingreactordesignandscenariocalculationsapromisingmethodforscenariooptimization