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Fuel reliability analysis using BISON and RAVEN

  • C. Rabiti
  • , J. Cogliati
  • , G. Pastore
  • , R. J. Gardner
  • , A. Alfonsi

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

4 Scopus citations

Abstract

The investigation of operational limits for nuclear fuel is a challenging subject and at the same time important to ensure reliability and safety of the nuclear energy production. The parametric and probabilistic analysis of failure is a very expensive process that might require thousands of simulations while exploring the input space by altering the input parameters. This paper will demonstrate how RAVEN is a suitable tool to perform such analysis. While RAVEN is fully capable to perform the needed parametric analysis, it can also use artificial intelligence to speed up the reliability/safety evaluation. In particular artificial intelligence algorithms are used to accelerate the search of the limit/reliability surfaces. This paper will review the concept of limit surface and its numerical representation, and will explain how support vector machine type algorithms are used to speed up the limit surface search. The limit surface location is then used to perform evaluation of the failure probability. This last step is examined in detail from the point of view of its numerical implementation.

Original languageEnglish
Title of host publicationInternational Topical Meeting on Probabilistic Safety Assessment and Analysis, PSA 2015
PublisherAmerican Nuclear Society
Pages286-293
Number of pages8
ISBN (Electronic)9781510808119
StatePublished - 2015
Event2015 International Topical Meeting on Probabilistic Safety Assessment and Analysis, PSA 2015 - Sun Valley, United States
Duration: Apr 26 2015 → Apr 30 2015

Publication series

NameInternational Topical Meeting on Probabilistic Safety Assessment and Analysis, PSA 2015
Volume1

Conference

Conference2015 International Topical Meeting on Probabilistic Safety Assessment and Analysis, PSA 2015
Country/TerritoryUnited States
CitySun Valley
Period04/26/15 → 04/30/15

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