Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 9, Part 2American Society of Mechanical Engineers, 1990 - Arctic regions |
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Page 12
... increase the exceedence probabili- ty with about one order of magnitude . In terms of the 100 - year value this reads . fixed positive skewness of 0.15 increases the 100 year value by about 20-25 % . A further increase of about 10-15 ...
... increase the exceedence probabili- ty with about one order of magnitude . In terms of the 100 - year value this reads . fixed positive skewness of 0.15 increases the 100 year value by about 20-25 % . A further increase of about 10-15 ...
Page 78
... increase ( to 1.12 MNOK ) . In this exam- ple the prescribed reliability is Target = 3.71 and the expected failure cost is thus significantly less than the inspection and repair costs . In this example a reduction in Target Would lead ...
... increase ( to 1.12 MNOK ) . In this exam- ple the prescribed reliability is Target = 3.71 and the expected failure cost is thus significantly less than the inspection and repair costs . In this example a reduction in Target Would lead ...
Page 238
... increase in reliability index is observed as the crack tip moves out of the low toughness HAZ into the high toughness parent plate . But with further increase in service exposure the reliability index drops down due to increasing ...
... increase in reliability index is observed as the crack tip moves out of the low toughness HAZ into the high toughness parent plate . But with further increase in service exposure the reliability index drops down due to increasing ...
Contents
Investigation of the Ergodicity Assumption for Sea States in the Reliability Assessment of Offshore | 1 |
OFFSHORE TECHNOLOGY PART | 33 |
Extreme Forces on Large AxiSymmetric Offshore Structures in Directional Seas | 49 |
Copyright | |
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Common terms and phrases
amplitude applied assessment assumed axial basic variables behaviour calculated coefficient component computed considered corrosion cost crack depth crack growth rate CTOD curve defect deterministic drag force effects Engineering environmental equation estimated evaluated extreme failure mode failure probability fatigue crack growth fatigue damage fatigue failure fatigue reliability fatigue strength Figure fracture mechanics fracture toughness frequency Gaussian geometry hindcast initial inspection instability load integration limit state function linear Lognormal LRFD material maxima maximum mean value method nonlinear normal normal distribution North Sea obtained offshore structures parameters platform predicted pressure probabilistic probability density function probability distribution quadratic random variable ratio reliability analysis reliability index residual stresses response risk S-N curve safety sea-state significant wave height simulation spectral standard deviation statistical stochastic storm stress intensity factor stress range Table tension tether tubular joints variation vector weld weldments