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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The Japan Society of Mechanical Engineers
2014
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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) |
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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 |
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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 |
_version_ |
1718409772018958336 |