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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Results 1-3 of 73
Page 111
... approximately 40 ° as shown in Figure 6 . Effect of Pipeline Burial Depth . Figure 7 presents the normalized force - displacement curves from Test 1 and 2. The results are presented in this manner so that the peak normalized load is the ...
... approximately 40 ° as shown in Figure 6 . Effect of Pipeline Burial Depth . Figure 7 presents the normalized force - displacement curves from Test 1 and 2. The results are presented in this manner so that the peak normalized load is the ...
Page 288
... approximately 100 mV more negative than those at room temperature are required to prevent corrosion to less than 25 um / y . Moreover , 150 to 200 mV of polarization were required , as well as potentials approximately 50 mV more ...
... approximately 100 mV more negative than those at room temperature are required to prevent corrosion to less than 25 um / y . Moreover , 150 to 200 mV of polarization were required , as well as potentials approximately 50 mV more ...
Page 289
... approximately 635 μm / y at potentials more negative than the Tafel potential . Finally , Figure 7f shows that a lateral gradient greater than approximately 100 mV / pipe depth was needed to reduce the maximum pitting rate to less than ...
... approximately 635 μm / y at potentials more negative than the Tafel potential . Finally , Figure 7f shows that a lateral gradient greater than approximately 100 mV / pipe depth was needed to reduce the maximum pitting rate to less than ...
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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Common terms and phrases
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