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contributor authorYong-Jian Sun
contributor authorLi-Sheng Hu
date accessioned2017-05-09T00:50:16Z
date available2017-05-09T00:50:16Z
date copyrightJune, 2012
date issued2012
identifier issn1528-8919
identifier otherJETPEZ-27196#064504_1.pdf
identifier urihttp://yetl.yabesh.ir/yetl/handle/yetl/148832
description abstractA new nonlinear model is proposed to assess the low cycle fatigue life of a 300 MW steam turbine rotor. Manson-Coffin equation and cyclic stress-strain relationship are employed to eliminate the unmeasured parameters, so all the parameters in model are measurable. Through comparison with that from the linear accumulation theory and continuum damage mechanics theory the results show this new nonlinear model describes the damage accumulation well and precisely in accordance with the practical test data. This approach supplies a new way to assess the damage of steam turbine rotor with satisfactory precision in engineering.
publisherThe American Society of Mechanical Engineers (ASME)
titleAssessment of Low Cycle Fatigue Life of Steam Turbine Rotor Based on a Thermodynamic Approach
typeJournal Paper
journal volume134
journal issue6
journal titleJournal of Engineering for Gas Turbines and Power
identifier doi10.1115/1.4006004
journal fristpage64504
identifier eissn0742-4795
keywordsEntropy
keywordsRotors
keywordsLow cycle fatigue
keywordsSteam turbines
keywordsEquations
keywordsStress-strain relations AND Accuracy
treeJournal of Engineering for Gas Turbines and Power:;2012:;volume( 134 ):;issue: 006
contenttypeFulltext


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