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 129
... indicated a value of F11 between 0.2F2 and 0.5F2 . Through simulations a value of 0.3F2 was chosen . When a pipeline is placed on a plane flat sand surface some initial , usually small , penetration occurs . Simulations indicate , as ...
... indicated a value of F11 between 0.2F2 and 0.5F2 . Through simulations a value of 0.3F2 was chosen . When a pipeline is placed on a plane flat sand surface some initial , usually small , penetration occurs . Simulations indicate , as ...
Page 208
... indicated that the pit depth , length and width were the major geometric parameters governing the burst pressure ... indicated the length , width , average and maximum depth of the pit ( between brackets in Table 2 ) . For analysis , a ...
... indicated that the pit depth , length and width were the major geometric parameters governing the burst pressure ... indicated the length , width , average and maximum depth of the pit ( between brackets in Table 2 ) . For analysis , a ...
Page 494
... indicated in Figure 1. This should be viewed in conjunction with the fact that about 60 % of all failures are due to corrosion , as indicated in Figure 2. These figures are based on the analysis of over 7000 failures , using the ...
... indicated in Figure 1. This should be viewed in conjunction with the fact that about 60 % of all failures are due to corrosion , as indicated in Figure 2. These figures are based on the analysis of over 7000 failures , using the ...
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