Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volumes 5-6; Volume 8, Parts 5-6American Society of Mechanical Engineers, 1989 - Arctic regions |
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Page 183
... bending , shear force , normal force and torsion . The analytical models provide an accurate description of the structural behaviour up to the moment of fail- ure . A comparison with test results shows a good agreement between predicted ...
... bending , shear force , normal force and torsion . The analytical models provide an accurate description of the structural behaviour up to the moment of fail- ure . A comparison with test results shows a good agreement between predicted ...
Page 184
... BENDING MOMENT Overview of the loads m The maximum moment M that can be resisted by the pipeline conceived as a beam is influenced by the mag- nitude of : a . b . the earth pressure Qinternal and external the difference between pressure ...
... BENDING MOMENT Overview of the loads m The maximum moment M that can be resisted by the pipeline conceived as a beam is influenced by the mag- nitude of : a . b . the earth pressure Qinternal and external the difference between pressure ...
Page 189
... BENDING On the basis of the available experimental re- sults the following limit values have been adopted , both for the elastic range and for the plastic range : for t / r ' > 1/60 : Pr & cr = 0.25-0.0025 +3000 ( 55 ) Et P - for t / r ...
... BENDING On the basis of the available experimental re- sults the following limit values have been adopted , both for the elastic range and for the plastic range : for t / r ' > 1/60 : Pr & cr = 0.25-0.0025 +3000 ( 55 ) Et P - for t / r ...
Contents
PIPELINE DESIGN AND OPERATIONS | 1 |
PIPELINE FORCES DYNAMICS AND STABILITY I | 95 |
9 | 123 |
Copyright | |
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amplitude analysis applied Arctic Engineering axial base metal bending Buckle length buckling bundle calculated coefficient compressor Conference on Offshore corrosion crack curvature deformation developed diameter displacement ductile effect Eighth International Conference electrodes equation explosive welding failure flaw flow rate gas turbine geometry heat horizontal hydrodynamic hydrodynamic forces hydrogen inertial installation laboratory length lift force line pipe liquid load maximum measured Mechanics and Arctic meters method monitoring natural burial Offshore Mechanics Offshore Technology Conference operation parameters predicted present pressure problem procedure ratio reheated reliability repair resistance response rockdumps sand SAW metal scour depth seabed shown in Figure simulation Snøhvit soft zone soil Sørøya sour gas span Statoil steel stress structural submarine pipelines submerged arc welding Sumer surface Table Technology temperature tion tool trench velocity vertical vibration viscometer viscosity vortex vortex shedding wave