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contributor authorA. K. Dhalla
date accessioned2017-05-08T23:23:08Z
date available2017-05-08T23:23:08Z
date copyrightNovember, 1986
date issued1986
identifier issn0094-9930
identifier otherJPVTAS-28277#453_1.pdf
identifier urihttp://yetl.yabesh.ir/yetl/handle/yetl/101522
description abstractLarge-diameter thin-walled piping such as that used in the Liquid Metal Fast Breeder Reactor (LMFBR) plant is characterized by relatively stiff straight pipes welded to flexible elbows. According to Robinson [1] , such a piping system configuration may experience elastic follow-up during elevated temperature operation. Therefore, ASME Code Case N-47 requires that the secondary thermal expansion stress “. . . with large amounts of elastic follow-up . . .” be considered a load-controlled primary stress. A procedure to calculate the extent of potential elastic follow-up and thereby classify the thermal expansion stress as either primary or secondary is presented here. The elastic follow-up effect is investigated in detail by evaluating spatial and temporal redistribution of loads and inelastic strains computed for a typical LMFBR piping system.
publisherThe American Society of Mechanical Engineers (ASME)
titleNumerical Estimate of Elastic Follow-Up in Piping: Inelastic Evaluation
typeJournal Paper
journal volume108
journal issue4
journal titleJournal of Pressure Vessel Technology
identifier doi10.1115/1.3264812
journal fristpage453
journal lastpage460
identifier eissn1528-8978
keywordsPipes
keywordsStress
keywordsLiquid metal fast breeder reactors
keywordsPiping systems
keywordsThermal stresses
keywordsIndustrial plants
keywordsTemperature AND ASME Standards
treeJournal of Pressure Vessel Technology:;1986:;volume( 108 ):;issue: 004
contenttypeFulltext


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