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 268
... estimated parameters for the lognormal distribution . 7 corresponds to the estimated scale factor ẞ ' defined in Equation ( 6 ) , and s corresponds to the estimated shape factor a ' defined in Equation ( 7 ) . α = n 11Σ ( ln x , - B ...
... estimated parameters for the lognormal distribution . 7 corresponds to the estimated scale factor ẞ ' defined in Equation ( 6 ) , and s corresponds to the estimated shape factor a ' defined in Equation ( 7 ) . α = n 11Σ ( ln x , - B ...
Page 271
... estimated with 90 % confidence for sample sizes of 3 and 5. Each curve is based upon 100 Monte Carlo simulated samples . Application of statistical tables for the students - t distribution yields that the median estimated with a 90 ...
... estimated with 90 % confidence for sample sizes of 3 and 5. Each curve is based upon 100 Monte Carlo simulated samples . Application of statistical tables for the students - t distribution yields that the median estimated with a 90 ...
Page 272
... estimates . This behaviour reflects that the two parameters are not independent of each other . The shape parameter is estimated first and the scale parameter is fitted to the actual shape parameter . Fractiles below 20 % are ...
... estimates . This behaviour reflects that the two parameters are not independent of each other . The shape parameter is estimated first and the scale parameter is fitted to the actual shape parameter . Fractiles below 20 % are ...
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