Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 11, Part 5American Society of Mechanical Engineers, 1992 - Arctic regions |
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Page 130
... actual versus predicted . Fig . 10 shows the time series for displacement and penetration , both from the tests and ... ACTUAL 400 GOO 00 % time ( s ) PREDICTED ( w ) qəmər ACTUAL Fig . 11 ( w ) quəməɔedsṛp ( w ) xqarad Actual and ...
... actual versus predicted . Fig . 10 shows the time series for displacement and penetration , both from the tests and ... ACTUAL 400 GOO 00 % time ( s ) PREDICTED ( w ) qəmər ACTUAL Fig . 11 ( w ) quəməɔedsṛp ( w ) xqarad Actual and ...
Page 208
... actual pit dimensions ( depth , length and width ) were used to define the pit as a paraboloid . For specimens F5 and F7 , Table 5 indicates good agreement with the results in which the actual pit geometry was modelled using a coarse ...
... actual pit dimensions ( depth , length and width ) were used to define the pit as a paraboloid . For specimens F5 and F7 , Table 5 indicates good agreement with the results in which the actual pit geometry was modelled using a coarse ...
Page 209
... actual yield stress ( 0 ) · 20 % F25 · 6 % F5 + 3 % F 7 actual flow stress ( 0 , + 10Ksi ) -5 % F25 + 8 % - 6 % - 12 % As expected the models using the nominal yield stress under predicted the burst pressure as the actual yield strength ...
... actual yield stress ( 0 ) · 20 % F25 · 6 % F5 + 3 % F 7 actual flow stress ( 0 , + 10Ksi ) -5 % F25 + 8 % - 6 % - 12 % As expected the models using the nominal yield stress under predicted the burst pressure as the actual yield strength ...
Contents
OFFSHORE PIPELINE TECHNOLOGY | 53 |
CODESSTANDARDS AND REGULATIONS | 75 |
OFFSHORE MECHANICS AND ARCTIC ENGINEERING | 89 |
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Alberta amplitude analysis applied assessment axial bending buckling burst pressure calibrated Canadian Standards Association coefficient collapse construction corroded region corrosion corrosion pit crack criterion cylinder damper defects depth displacement distribution effect elastic Engineering environmental equation estimated evaluation failure modes failure probability fatigue damage Figure finite element flow force fractile fracture limit fracture mechanics fracture toughness frequency frost heave gas pipeline geometry hoop stress installation lift force limit state function Limit States Design load lognormal longitudinal maximum measured methods offshore pipelines OMAE operation orifice plate parameters pipe wall pipeline design pipeline spans pipeline system plastic predicted ratio reliability S-N curve safety level sample simulation SMYS soil specific standards steel stepblade strain strake stress concentration structural Submarine Pipeline Table temperature differential tensile topsoil tube bundle uncertainty usage factor variable vibration vortex shedding wall thickness weld yield strength yield stress