Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 9, Part 5American Society of Mechanical Engineers, 1990 - Arctic regions |
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Page 48
... fracture and plastic collapse calculations to be performed , the exact formulations and assumptions differ . Recognizing these problems , various groups are currently engaged in either refining the fracture and plastic collapse models ...
... fracture and plastic collapse calculations to be performed , the exact formulations and assumptions differ . Recognizing these problems , various groups are currently engaged in either refining the fracture and plastic collapse models ...
Page 49
... fracture toughness = tolerable flaw size parameter API1104 : 1983 APPENDIX A includes no calculation of plastic collapse and the fracture assessment is based on PD6493 : 1980 . Two levels of CTOD fracture toughness are specified , 0.127 ...
... fracture toughness = tolerable flaw size parameter API1104 : 1983 APPENDIX A includes no calculation of plastic collapse and the fracture assessment is based on PD6493 : 1980 . Two levels of CTOD fracture toughness are specified , 0.127 ...
Page 53
... Fracture Mechanics Analysis and Defect Dimension Measurement Assessment for the Trans - Alaska Pipeline Girth Welds . " Volumes 1 and 2 , National Bureau of Standards , October 1976 . 8. Harrison , J.D. , " The Economis of a Fitness ...
... Fracture Mechanics Analysis and Defect Dimension Measurement Assessment for the Trans - Alaska Pipeline Girth Welds . " Volumes 1 and 2 , National Bureau of Standards , October 1976 . 8. Harrison , J.D. , " The Economis of a Fitness ...
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addition analysis applied approach assessment assumed bending calculations caused considered CONTINUE corrosion crack damage deformation depth described diameter direction displacement distribution effect energy Engineering ensemble equations factors failure field Figure flow force fracture function given hole included increase initial installation internal layer length limit load material maximum mean measured mechanical method mode movement obtained occurred Offshore operation parameters pipe pipeline plastic plate platform position predicted presented pressure probability problem procedure properties radial range reduced relative reliability resistance response safety scaling scour seabed shown shows simulated soil solution span stability steel strain strength stress structure subsea surface Table term thickness toughness tracers tube uncertainty values valve variables wall wave weight weld