Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 15, Part 5American Society of Mechanical Engineers, 1996 - Arctic regions |
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Page 416
... failure mode can be considered jointly with the previous one because both are induced by excessive imposed deformations due to soil failure . These three failure modes are treated in detail in the following sections . 2.1 Free - Span ...
... failure mode can be considered jointly with the previous one because both are induced by excessive imposed deformations due to soil failure . These three failure modes are treated in detail in the following sections . 2.1 Free - Span ...
Page 502
... failure rate in section r . i.e. the probability of failure of the complete pipeline line depends only on the length of the rth section over which the dominant metal loss process is occurring . Nk == vАk = vπDL i.e. Nk = v'Lk ( B1 ) ...
... failure rate in section r . i.e. the probability of failure of the complete pipeline line depends only on the length of the rth section over which the dominant metal loss process is occurring . Nk == vАk = vπDL i.e. Nk = v'Lk ( B1 ) ...
Page 591
... Failure Stress / Flow Stress Kastner Eq . △ CTOD < 0.05 mm O 0.05 < = CTOD < = 1 magnitude for a non stress relieved welded structure can easily. 1000 900 800 700 600 500 400 300 Fracture or maximum stress [ MPa ] 200 100 0 -60 -50 -40 ...
... Failure Stress / Flow Stress Kastner Eq . △ CTOD < 0.05 mm O 0.05 < = CTOD < = 1 magnitude for a non stress relieved welded structure can easily. 1000 900 800 700 600 500 400 300 Fracture or maximum stress [ MPa ] 200 100 0 -60 -50 -40 ...
Contents
TROLL PIPELINE PROJECT | 1 |
SAFETY | 3 |
VOLUME IB OFFSHORE TECHNOLOGY | 4 |
Copyright | |
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analysis applied Arctic Engineering ASME assessment axial bending borehole buckling buckling length calculated Castorano configuration construction corrosion curve defects Det Norske Veritas diameter displacement dynamic effect factor failure Fensfjorden Figure fjord flexible pipe flow free span friction GTAW hoop stress horizontal impact installation interaction intervention J-lay Kollsnes landfall lateral counteracts laybarge laying length limit load martensitic material maximum Mechanics and Arctic meter Mongstad movement Norske Shell Norwegian Norwegian Trench Offshore Mechanics offshore pipelines operation parameters performed pipe material pipelay pipeline route Pipeline Technology post-lay pre-lay prebent section pressure pull-in riser rock safety seabed seismic shear strength slope soil spool stability Statoil steel stinger strain strength subsea survey temperature tension trawl board trench Troll Oil Pipeline Troll Phase tunnel vertical vessel wall thickness water depth weight welding yield strength Zeepipe