## 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 38

Thus the bifurcation check at every converged prebuckling solution involves calculating the determinant of H. Figure 9 shows a plot of the predicted bifurcation

Thus the bifurcation check at every converged prebuckling solution involves calculating the determinant of H. Figure 9 shows a plot of the predicted bifurcation

**buckling**pressures as a function of the tube Do / t for the three pressure ...Page 39

**buckling**pressure was found to differ only by a small amount from the pressure at the limit load . As a result , either of the two critical pressures should suffice for design purposes . The bifurcation**buckling**pressure can be ...Page 40

**buckling**results only in changes in the tube cross - section . The linearized equilibrium equations of the**buckled**tube are as follows ( see Brush and Almroth , 1975 ) : RON + M = 0 , Ü ' - " ( A.1 ) M - RoÑo + PR | - PRolü ' + 2 ) = 0 ...### What people are saying - Write a review

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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 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 ratio 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