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 52
... described in Equation [ 15 ] accounts for failure by both plastic collapse and by unstable fracture . The limit state can , however , be set up in terms of plastic collapse alone , using the appropriate solutions for pipeline girth ...
... described in Equation [ 15 ] accounts for failure by both plastic collapse and by unstable fracture . The limit state can , however , be set up in terms of plastic collapse alone , using the appropriate solutions for pipeline girth ...
Page 122
... described in more detail later , a pipe was subjected to a number of oscillations followed by displacement to break - out . The following model was developed to correlate the total break - out soil resistance , FH , to the simultaneous ...
... described in more detail later , a pipe was subjected to a number of oscillations followed by displacement to break - out . The following model was developed to correlate the total break - out soil resistance , FH , to the simultaneous ...
Page 123
... described by Palmer et al . ( 1988 ) . The test rig used is sketched in Fig . 2 and consisted of a pipe section , of 0.295 m diameter , placed on the surface of a soil bed , or lowered into a pre - formed depression of up to 0.5 ...
... described by Palmer et al . ( 1988 ) . The test rig used is sketched in Fig . 2 and consisted of a pipe section , of 0.295 m diameter , placed on the surface of a soil bed , or lowered into a pre - formed depression of up to 0.5 ...
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Common terms and phrases
actuator analysis applied assessment axial ball valve Beaufort Sea bending bifurcation break-out buckling calculations check valve circumferential Cisco field coefficient collapse corrosion crack ensembles crack tip damage deformation density distribution effect equations ESD valve Figure flow force fracture fracture mechanics free span function HAZ toughness Houston hydrodynamic ice feature ice hole ice keel ice scour increase installation layer length line pipe Lougheed Island material maximum method mode shape Offshore Mechanics Offshore Technology Conference on-bottom stability parameters partial safety factors pearlite permafrost pipe displacement pipe weight pipeline plastic plate platform predicted pressure procedure radial ratio reliability riser rupture scour hole seabed seastate shows simulated Sotberg stability design strength stress structure Submarine Pipelines subsea subsea ESD surface Table tensile tensile strength tracers tube uncertainty values variables velocity vertical wave yield strength