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 28
... ( mode II , parallel to the applied stresses ) or radial direction ( mode I , at right angles to the applied stresses ) . Using fracture mechanics to assess each individual HIC ensemble found would be very timeconsuming and costly and ...
... ( mode II , parallel to the applied stresses ) or radial direction ( mode I , at right angles to the applied stresses ) . Using fracture mechanics to assess each individual HIC ensemble found would be very timeconsuming and costly and ...
Page 64
... Mode Shape Selection to the The solution equation ( 5 ) is assumed to be product of the mode shape and a time dependent term , as given in Equation ( 6 ) . y ' ( x ' , t ' ) = $ ( x ' ) ¥ ( t ' ) ( 3 ) where f is the vortex shedding ...
... Mode Shape Selection to the The solution equation ( 5 ) is assumed to be product of the mode shape and a time dependent term , as given in Equation ( 6 ) . y ' ( x ' , t ' ) = $ ( x ' ) ¥ ( t ' ) ( 3 ) where f is the vortex shedding ...
Page 67
... mode ported mode shape in Equation ( 7 ) . response is probably a valid assumption for a large number of spans , higher modes of vibration may also be important , particularly in computing stress ranges and fatigue damage . CONCLUSIONS ...
... mode ported mode shape in Equation ( 7 ) . response is probably a valid assumption for a large number of spans , higher modes of vibration may also be important , particularly in computing stress ranges and fatigue damage . CONCLUSIONS ...
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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