Validating the Serpent Model of FiR 1 Triga Mk-II Reactor by Means of Reactor Dosimetry

A model of the FiR 1 Triga Mk-II reactor has been previously generated for the Serpent Monte Carlo reactor physics and burnup calculation code. In the current article, this model is validated by comparing the predicted reaction rates of nickel and manganese at 9 different positions in the reactor to...

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Main Authors: Viitanen Tuomas, Leppänen Jaakko
Format: Article
Language:English
Published: EDP Sciences 2016-01-01
Series:EPJ Web of Conferences
Online Access:http://dx.doi.org/10.1051/epjconf/201610603010
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author Viitanen Tuomas
Leppänen Jaakko
author_facet Viitanen Tuomas
Leppänen Jaakko
author_sort Viitanen Tuomas
collection DOAJ
description A model of the FiR 1 Triga Mk-II reactor has been previously generated for the Serpent Monte Carlo reactor physics and burnup calculation code. In the current article, this model is validated by comparing the predicted reaction rates of nickel and manganese at 9 different positions in the reactor to measurements. In addition, track-length estimators are implemented in Serpent 2.1.18 to increase its performance in dosimetry calculations. The usage of the track-length estimators is found to decrease the reaction rate calculation times by a factor of 7–8 compared to the standard estimator type in Serpent, the collision estimators. The differences in the reaction rates between the calculation and the measurement are below 20%.
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spelling doaj.art-231762c3a523403c906d065ff2ec812a2022-12-21T20:05:28ZengEDP SciencesEPJ Web of Conferences2100-014X2016-01-011060301010.1051/epjconf/201610603010epjconf-ISRD2015_03010Validating the Serpent Model of FiR 1 Triga Mk-II Reactor by Means of Reactor DosimetryViitanen Tuomas0Leppänen Jaakko1VTT Technical Research Centre of FinlandVTT Technical Research Centre of FinlandA model of the FiR 1 Triga Mk-II reactor has been previously generated for the Serpent Monte Carlo reactor physics and burnup calculation code. In the current article, this model is validated by comparing the predicted reaction rates of nickel and manganese at 9 different positions in the reactor to measurements. In addition, track-length estimators are implemented in Serpent 2.1.18 to increase its performance in dosimetry calculations. The usage of the track-length estimators is found to decrease the reaction rate calculation times by a factor of 7–8 compared to the standard estimator type in Serpent, the collision estimators. The differences in the reaction rates between the calculation and the measurement are below 20%.http://dx.doi.org/10.1051/epjconf/201610603010
spellingShingle Viitanen Tuomas
Leppänen Jaakko
Validating the Serpent Model of FiR 1 Triga Mk-II Reactor by Means of Reactor Dosimetry
EPJ Web of Conferences
title Validating the Serpent Model of FiR 1 Triga Mk-II Reactor by Means of Reactor Dosimetry
title_full Validating the Serpent Model of FiR 1 Triga Mk-II Reactor by Means of Reactor Dosimetry
title_fullStr Validating the Serpent Model of FiR 1 Triga Mk-II Reactor by Means of Reactor Dosimetry
title_full_unstemmed Validating the Serpent Model of FiR 1 Triga Mk-II Reactor by Means of Reactor Dosimetry
title_short Validating the Serpent Model of FiR 1 Triga Mk-II Reactor by Means of Reactor Dosimetry
title_sort validating the serpent model of fir 1 triga mk ii reactor by means of reactor dosimetry
url http://dx.doi.org/10.1051/epjconf/201610603010
work_keys_str_mv AT viitanentuomas validatingtheserpentmodeloffir1trigamkiireactorbymeansofreactordosimetry
AT leppanenjaakko validatingtheserpentmodeloffir1trigamkiireactorbymeansofreactordosimetry