Experimental analyses by SIMMER-III on duct-wall failure and fuel discharge/relocation behavior

This paper describes experimental analyses using SIMMER-III and -IV, which are respectively two- and three-dimensional multi-component multi-phase Eulerian fluid-dynamics codes, for the purpose of integral code validation. Two topics of key phenomena in core disruptive accidents of sodium-cooled fas...

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Autores principales: Hidemasa YAMANO, Yoshiharu TOBITA
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Lenguaje:EN
Publicado: The Japan Society of Mechanical Engineers 2014
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Acceso en línea:https://doaj.org/article/39c00d9a744d49e69029cfe3d5f462d9
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spelling oai:doaj.org-article:39c00d9a744d49e69029cfe3d5f462d92021-11-26T06:09:52ZExperimental analyses by SIMMER-III on duct-wall failure and fuel discharge/relocation behavior2187-974510.1299/mej.2014tep0028https://doaj.org/article/39c00d9a744d49e69029cfe3d5f462d92014-08-01T00:00:00Zhttps://www.jstage.jst.go.jp/article/mej/1/4/1_2014tep0028/_pdf/-char/enhttps://doaj.org/toc/2187-9745This paper describes experimental analyses using SIMMER-III and -IV, which are respectively two- and three-dimensional multi-component multi-phase Eulerian fluid-dynamics codes, for the purpose of integral code validation. Two topics of key phenomena in core disruptive accidents of sodium-cooled fast reactors are presented in this paper: duct-wall failure and fuel discharge/relocation behavior. To analyze the duct-wall failure behavior, the SCARABEE BE+3 in-pile experiments were selected. The SIMMER-III calculation was in good agreement with the overall event progression; which was characterized by coolant boiling, clad melting, fuel failure, molten pool formation, duct-wall failure, etc.; observed in the experiment. The CAMEL C6 experiment investigated the fuel discharge and relocation behavior through a simulated control rod guide tube, which is important in evaluating the neutronic reactivity. SIMMER-IV well simulated fuel-coolant interaction, sodium voiding, fuel relocation behavior observed in the experiment. These experimental analyses indicated the validity of the SIMMER-III and -IV computer code for the duct wall failure and fuel discharge/relocation behavior.Hidemasa YAMANOYoshiharu TOBITAThe Japan Society of Mechanical Engineersarticlesodium-cooled fast reactorcore disruptive accidentmulti-phase flowsimulation codesimmer-iiiwall failurefuel dischargefuel relocationMechanical engineering and machineryTJ1-1570ENMechanical Engineering Journal, Vol 1, Iss 4, Pp TEP0028-TEP0028 (2014)
institution DOAJ
collection DOAJ
language EN
topic sodium-cooled fast reactor
core disruptive accident
multi-phase flow
simulation code
simmer-iii
wall failure
fuel discharge
fuel relocation
Mechanical engineering and machinery
TJ1-1570
spellingShingle sodium-cooled fast reactor
core disruptive accident
multi-phase flow
simulation code
simmer-iii
wall failure
fuel discharge
fuel relocation
Mechanical engineering and machinery
TJ1-1570
Hidemasa YAMANO
Yoshiharu TOBITA
Experimental analyses by SIMMER-III on duct-wall failure and fuel discharge/relocation behavior
description This paper describes experimental analyses using SIMMER-III and -IV, which are respectively two- and three-dimensional multi-component multi-phase Eulerian fluid-dynamics codes, for the purpose of integral code validation. Two topics of key phenomena in core disruptive accidents of sodium-cooled fast reactors are presented in this paper: duct-wall failure and fuel discharge/relocation behavior. To analyze the duct-wall failure behavior, the SCARABEE BE+3 in-pile experiments were selected. The SIMMER-III calculation was in good agreement with the overall event progression; which was characterized by coolant boiling, clad melting, fuel failure, molten pool formation, duct-wall failure, etc.; observed in the experiment. The CAMEL C6 experiment investigated the fuel discharge and relocation behavior through a simulated control rod guide tube, which is important in evaluating the neutronic reactivity. SIMMER-IV well simulated fuel-coolant interaction, sodium voiding, fuel relocation behavior observed in the experiment. These experimental analyses indicated the validity of the SIMMER-III and -IV computer code for the duct wall failure and fuel discharge/relocation behavior.
format article
author Hidemasa YAMANO
Yoshiharu TOBITA
author_facet Hidemasa YAMANO
Yoshiharu TOBITA
author_sort Hidemasa YAMANO
title Experimental analyses by SIMMER-III on duct-wall failure and fuel discharge/relocation behavior
title_short Experimental analyses by SIMMER-III on duct-wall failure and fuel discharge/relocation behavior
title_full Experimental analyses by SIMMER-III on duct-wall failure and fuel discharge/relocation behavior
title_fullStr Experimental analyses by SIMMER-III on duct-wall failure and fuel discharge/relocation behavior
title_full_unstemmed Experimental analyses by SIMMER-III on duct-wall failure and fuel discharge/relocation behavior
title_sort experimental analyses by simmer-iii on duct-wall failure and fuel discharge/relocation behavior
publisher The Japan Society of Mechanical Engineers
publishDate 2014
url https://doaj.org/article/39c00d9a744d49e69029cfe3d5f462d9
work_keys_str_mv AT hidemasayamano experimentalanalysesbysimmeriiionductwallfailureandfueldischargerelocationbehavior
AT yoshiharutobita experimentalanalysesbysimmeriiionductwallfailureandfueldischargerelocationbehavior
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