Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 13, Parts 3-5American Society of Mechanical Engineers, 1994 - Arctic regions |
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Page 108
... scour and therefore there is no field experience to draw upon . During the coming decade it is likely that both oil and gas pipelines will be constructed in offshore areas exposed to ice scour . There are potential offshore reservoirs ...
... scour and therefore there is no field experience to draw upon . During the coming decade it is likely that both oil and gas pipelines will be constructed in offshore areas exposed to ice scour . There are potential offshore reservoirs ...
Page 112
... scour . A steady - state scour depth of 3.8 mm was established following a period of uprise from the initial position . Berm elevations averaged 2.3 mm above the original surface level , including heave of the soil immediately adjacent ...
... scour . A steady - state scour depth of 3.8 mm was established following a period of uprise from the initial position . Berm elevations averaged 2.3 mm above the original surface level , including heave of the soil immediately adjacent ...
Page 113
... scour depth is lifted up and forms a mound in front of the advancing iceberg . The soil below the scour depth ( transient zone ) is primarily dragged forward . The soil displacement is almost negligible at a location about three times the ...
... scour depth is lifted up and forms a mound in front of the advancing iceberg . The soil below the scour depth ( transient zone ) is primarily dragged forward . The soil displacement is almost negligible at a location about three times the ...
Contents
FATIGUE AND DEFORMATION | 1 |
FRACTURE ASSESSMENT AND ANALYSIS | 37 |
FATIGUE DESIGN AND DETECTION | 73 |
Copyright | |
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analysis applied Arctic Engineering as-welded ASME assessment axial bending cathodic protection Charpy cold deformation corrosion crack growth rate crack propagation crack tip CTOD cycles depth diameter displacement drillpipe elastic electrode equation experimental factor failure fatigue crack growth fatigue strength ferrite finite element fracture mechanics fracture toughness geometry hoop stress hydrogen Ice Class increase load material maximum mbar Mechanics and Arctic method microstructure modulus nitrogen notch obtained Offshore Mechanics offshore structures OMAE operating oxygen parameters pipe pipeline plastic predicted pressure properties ratio region residual stress S-N curve scour sea ice sea water shear shielding gas simulated soil sour crude oil specimens strain rate stress intensity stress range stress relieved surface Table temperature tensile TMCP tubular joints values wall thickness water hammer weld deposit weld metal weld toe welded joints wire yield strength Young's modulus