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contributor authorMasaki, Koichi
contributor authorKatsuyama, Jinya
contributor authorOnizawa, Kunio
date accessioned2017-05-09T01:11:50Z
date available2017-05-09T01:11:50Z
date issued2014
identifier issn0094-9930
identifier otherpvt_136_01_011208.pdf
identifier urihttp://yetl.yabesh.ir/yetl/handle/yetl/156099
description abstractTo apply a probabilistic fracture mechanics (PFM) analysis to the structural integrity assessment of a reactor pressure vessel (RPV), a PFM analysis code has been developed at JAEA. Using this PFM analysis code, pascal version 3, the conditional probabilities of crack initiation (CPIs) and fracture for an RPV during pressurized thermal shock (PTS) events have been analyzed. Sensitivity analyses on certain input parameters were performed to clarify their effect on the conditional fracture probability. Comparisons between the conditional probabilities and the temperature margin (خ”Tm) based on the current deterministic analysis method were made for various model plant conditions for typical domestic older types of RPVs. From the analyses, a good correlation between خ”Tm and the conditional probability of crack initiation was obtained.
publisherThe American Society of Mechanical Engineers (ASME)
titleProbabilistic Structural Integrity Analysis of Reactor Pressure Vessels During Pressurized Thermal Shock Events
typeJournal Paper
journal volume136
journal issue1
journal titleJournal of Pressure Vessel Technology
identifier doi10.1115/1.4025615
journal fristpage11208
journal lastpage11208
identifier eissn1528-8978
treeJournal of Pressure Vessel Technology:;2014:;volume( 136 ):;issue: 001
contenttypeFulltext


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