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 65
... range 1 ≤ Ur ≤ 3 is negligible for pipeline spans . · Further simplifications to Equation ( 10 ) may be possi- ble if the damping ratio and / or the mode shape p ( x ' ) are constant between model and prototype . SCALING PROCEDURE ...
... range 1 ≤ Ur ≤ 3 is negligible for pipeline spans . · Further simplifications to Equation ( 10 ) may be possi- ble if the damping ratio and / or the mode shape p ( x ' ) are constant between model and prototype . SCALING PROCEDURE ...
Page 66
... range 0 ≤ Ur ≤ 12 , while the response amplitude varies considerably with Up for 0 . KC - The method of scaling outlined here , could be in principle extended to combined flow conditions . In this case , the scaled response ( Equation ...
... range 0 ≤ Ur ≤ 12 , while the response amplitude varies considerably with Up for 0 . KC - The method of scaling outlined here , could be in principle extended to combined flow conditions . In this case , the scaled response ( Equation ...
Page 93
... range of the migrant gas ignition risk is seldom more than 500 to 1500 meters , while the maximum range of radiation risk is of the order of 500 metres . risk Table 2 indicates the extent of the risk when the blowdown length is 1,5 km ...
... range of the migrant gas ignition risk is seldom more than 500 to 1500 meters , while the maximum range of radiation risk is of the order of 500 metres . risk Table 2 indicates the extent of the risk when the blowdown length is 1,5 km ...
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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