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
... loads ( see Murphey and Langner , 1985 ) . The major factors which affect the load levels at collapse are : the pipe diameter ( D ) and thickness ( t ) ; the pipe ma- terial mechanical properties ; the presence of initial geometric ...
... loads ( see Murphey and Langner , 1985 ) . The major factors which affect the load levels at collapse are : the pipe diameter ( D ) and thickness ( t ) ; the pipe ma- terial mechanical properties ; the presence of initial geometric ...
Page 39
made between limit load and bifurcation type of instabilities . For higher values of pressure , collapse is caused by limit load instabilities . For lower values of pressure the bifurcation in- stabilities precede the limit loads and ...
made between limit load and bifurcation type of instabilities . For higher values of pressure , collapse is caused by limit load instabilities . For lower values of pressure the bifurcation in- stabilities precede the limit loads and ...
Page 192
... load - indentation curves obtained by the equations 8 and some experimental data found in the literature ( Ref . 11 , 14 , 16 , 17 ) . The data are in good agreement mostly as regards the plastic work . The differences between the two ...
... load - indentation curves obtained by the equations 8 and some experimental data found in the literature ( Ref . 11 , 14 , 16 , 17 ) . The data are in good agreement mostly as regards the plastic work . The differences between the two ...
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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