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 61
... assumed for installing 8 - in . , 12 - in . and 16 - in . diameters while a 500 - foot radius was assumed for 20 - in . pipe . Static bending stresses under these conditions equivalent to 80 % to 85 % of yield . are In practice ...
... assumed for installing 8 - in . , 12 - in . and 16 - in . diameters while a 500 - foot radius was assumed for 20 - in . pipe . Static bending stresses under these conditions equivalent to 80 % to 85 % of yield . are In practice ...
Page 259
... assumed as дко So ( mt ) 1/2 ( 21 ) are installation specification , i.e. lack of wall fusion ( LOF ) surface ... assumed as a lognormal distribution , with a mean of 1.3 mm and a cov 0.3 . The defect length 2co is assumed to follow an ...
... assumed as дко So ( mt ) 1/2 ( 21 ) are installation specification , i.e. lack of wall fusion ( LOF ) surface ... assumed as a lognormal distribution , with a mean of 1.3 mm and a cov 0.3 . The defect length 2co is assumed to follow an ...
Page 343
... assumed to be a vertical plane ( Figure 3 ) . The pipeline exhibits bonded contact with both the frozen soil and the evolving frost bulb . The boundary between the evolving frost heave zone and the unfrozen frost susceptible soil is assumed ...
... assumed to be a vertical plane ( Figure 3 ) . The pipeline exhibits bonded contact with both the frozen soil and the evolving frost bulb . The boundary between the evolving frost heave zone and the unfrozen frost susceptible soil is assumed ...
Contents
OFFSHORE PIPELINE TECHNOLOGY | 53 |
CODESSTANDARDS AND REGULATIONS | 75 |
OFFSHORE MECHANICS AND ARCTIC ENGINEERING | 89 |
Copyright | |
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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