Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 5American Society of Mechanical Engineers, 1992 - Arctic regions |
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Page 212
behaviour of long defects by burst testing defective vessels . This is described below , but first a summary of the failure relationships for long defects is given . Table 1 British Gas Long Defect Tests Test Slot Background Failure ...
behaviour of long defects by burst testing defective vessels . This is described below , but first a summary of the failure relationships for long defects is given . Table 1 British Gas Long Defect Tests Test Slot Background Failure ...
Page 213
... defects ( > pipe diameter ) can be estimated using either Equation ( 1 ) or Equation ( 3 ) . Reference 17 also concluded that Equation ( 1 ) could be used for assessing slots in excess of a pipe diameter in length . The failure stress ...
... defects ( > pipe diameter ) can be estimated using either Equation ( 1 ) or Equation ( 3 ) . Reference 17 also concluded that Equation ( 1 ) could be used for assessing slots in excess of a pipe diameter in length . The failure stress ...
Page 214
... defects . The corrosion defects were 152 mm in ( axial ) length . The failure pressures were : burst pressures were : Table 6 Defect Failure Pressure Predicted of ** ( bar ) Actual of N / mm2 A 197 0.77 B 195 ( 197 ) * 0.77 C 120 ( 197 ) ...
... defects . The corrosion defects were 152 mm in ( axial ) length . The failure pressures were : burst pressures were : Table 6 Defect Failure Pressure Predicted of ** ( bar ) Actual of N / mm2 A 197 0.77 B 195 ( 197 ) * 0.77 C 120 ( 197 ) ...
Contents
OFFSHORE PIPELINE TECHNOLOGY | 53 |
CODESSTANDARDS AND REGULATIONS | 75 |
OFFSHORE MECHANICS AND ARCTIC ENGINEERING | 89 |
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Alberta analysis applied Arctic assessment axial bending buckling buried pipelines calculated Canadian Standards Association coefficient construction corrosion crack criteria cylinder damage defects depth developed diameter displacement distribution effect elastic Engineering environmental equation equipment estimated evaluation failure probability fatigue finite element flow force fractile fracture fracture mechanics frequency frost heave frozen soil gas pipeline geometry hoop stress horizontal inspection installation interaction internal lift force Limit States Design load lognormal longitudinal maximum measured Mechanics meter methods offshore pipelines OMAE operation orifice orifice plate parameters permafrost pipe wall pipeline spans pipeline system Pipeline Technology ASME plastic predicted pressure ratio reliability S-N curve scour simulation SMYS solution specific standards steel strain structural Table Technology ASME 1992 temperature differential tensile tube bundle usage factor variable velocity profile vertical vibration volumetric flow rate vortex shedding wall thickness weld yield strength