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 35
... collapse of the structure . For typically used steels and higher diameter - to - thickness ratios ( D / t ) , bending is limited by a bi- furcation type of instability ; for lower D / t values the structures exhibit limit load type of ...
... collapse of the structure . For typically used steels and higher diameter - to - thickness ratios ( D / t ) , bending is limited by a bi- furcation type of instability ; for lower D / t values the structures exhibit limit load type of ...
Page 39
... collapse is caused by limit load instabilities . For lower values of pressure the bifurcation in- stabilities precede the limit loads and are seen to be in good agreement with the experimental results . Clearly for this geom- etry and ...
... collapse is caused by limit load instabilities . For lower values of pressure the bifurcation in- stabilities precede the limit loads and are seen to be in good agreement with the experimental results . Clearly for this geom- etry and ...
Page 40
... Collapse of Oil Well Casing " , ASME J. Pressure Vessel Technology , V. 104 , pp . 36- 41 . Hutchinson , J. W. , 1974 , " Plastic Buckling " , in Advances of Applied Mechanics , V. 14 , Academic Press , N.Y. , pp . 67-144 . Johns ...
... Collapse of Oil Well Casing " , ASME J. Pressure Vessel Technology , V. 104 , pp . 36- 41 . Hutchinson , J. W. , 1974 , " Plastic Buckling " , in Advances of Applied Mechanics , V. 14 , Academic Press , N.Y. , pp . 67-144 . Johns ...
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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