Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 3American Society of Mechanical Engineers, 2002 - Arctic regions |
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Page 218
BASIC EQUATION CONSIDERING WORKHARDENING PROPERTY Peak Load Strain of a Pipe The workhardening property of the pipe material can be taken into account by the deformation theory derived by Gerard ( 1956 ) in order to predict the peak ...
BASIC EQUATION CONSIDERING WORKHARDENING PROPERTY Peak Load Strain of a Pipe The workhardening property of the pipe material can be taken into account by the deformation theory derived by Gerard ( 1956 ) in order to predict the peak ...
Page 221
... equation and newly proposed approximate solution . The D / t ratios of the linepipes are provided to be 30 , 50 and 70. The finite element analyses were performed using axi - symmetric shell elements . The peak load strains of the ...
... equation and newly proposed approximate solution . The D / t ratios of the linepipes are provided to be 30 , 50 and 70. The finite element analyses were performed using axi - symmetric shell elements . The peak load strains of the ...
Page 383
... Equation ( 25 ) is a generalized eigenvalue problem with infinite frequencies existing . Premultiplication of ( 25 ) by [ K ] 1 leads to = - ( [ A ] − \ [ I ] ) { D } = { 0 } = ( 26 ) where [ A ] [ K ] 1 [ M ] and Equation ( 26 ) can ...
... Equation ( 25 ) is a generalized eigenvalue problem with infinite frequencies existing . Premultiplication of ( 25 ) by [ K ] 1 leads to = - ( [ A ] − \ [ I ] ) { D } = { 0 } = ( 26 ) where [ A ] [ K ] 1 [ M ] and Equation ( 26 ) can ...
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alloys analysis applied approximately assessment bending calculated carried coating compared composite compressive considered corrosion crack crack growth curve cycles damage defect deformation depth determined developed direction distribution effect element Engineering equation estimated evaluation experience factor failure fatigue field Figure flaw flexible fracture function geometry given Grade heat higher hydrogen important increase initial installation insulation integrity International joint length limit load locations lower material maximum mean measured mechanical method observed obtained Offshore operation parameters performed pipe plate predicted present pressure problem procedure production properties range reliability residual resistance respectively riser rope safety samples shown shows side simulation solution specimens standard steel strain strength stress structure surface Table temperature tensile tension thermal thickness titanium toughness uncertainties variables weld