Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 14, Part 5American Society of Mechanical Engineers, 1995 - Arctic regions |
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Page 111
... curve and the Hansen interaction curve . Effect of Trench Width . Figure 9 presents the normalized force - displacement curves from Test 3. Some data are missing for Pipeline # 2 ( trench width = 2.5m ) ; the pipeline had to be stopped ...
... curve and the Hansen interaction curve . Effect of Trench Width . Figure 9 presents the normalized force - displacement curves from Test 3. Some data are missing for Pipeline # 2 ( trench width = 2.5m ) ; the pipeline had to be stopped ...
Page 334
... Curve Log 10 N = C + m Logio S where ......... ( 1 ) N is the number of cycles to through thickness fatigue failure ... curve for GRE pipes using results from specimens , which were tested in air under constant amplitude loading , has ...
... Curve Log 10 N = C + m Logio S where ......... ( 1 ) N is the number of cycles to through thickness fatigue failure ... curve for GRE pipes using results from specimens , which were tested in air under constant amplitude loading , has ...
Page 335
... curve for GRE piping systems . This curve is shown in Figure 10 against the design curve derived from the present programme . ( 1 ) Figure 10 shows that the curve proposed in Reference 5 gives a longer fatigue life , for a given ...
... curve for GRE piping systems . This curve is shown in Figure 10 against the design curve derived from the present programme . ( 1 ) Figure 10 shows that the curve proposed in Reference 5 gives a longer fatigue life , for a given ...
Contents
Current Measurements and Modelling Data Basis for Pipeline | 29 |
20 Years Learning Experience | 37 |
Innovations in Pipeline Installation | 47 |
Copyright | |
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American Gas Association analysis applied approach ASME assessment backfill behaviour bending buckling cathodic protection chromium compressive corrosion rate cost cracking criteria CTOD curve defects deformation depth diameter disbonded displacement effect Engineering equation evaluation factors failure finite element flow gas pipelines geotechnical ground movement hazards hoop stress increase influence diagram inspection installation integrity interaction internal coating joint landslide LIGHTLY CORROSIVE limit line pipe load localisation maintenance material maximum measurements mechanical method North Sea Norwegian Trench Offshore operating parameters performed pipe material Pipeline Technology plastic potential predicted pressure probabilistic risk S-N curve safety samples seabed shear strength shown in Figure SINTEF Skaha Lake slope soil resistance specimen steel strain stress Stress Corrosion Cracking surface temperature tensile tests thermal insulation tidal tie-in trench values wall thickness weld metal yield strength