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 82
... procedure accuracy can be attained when the results of several past inspections are available . In those instances the time lapses for crack growth rates are known by evidence and provide a calibration to theoretical modelling . The ...
... procedure accuracy can be attained when the results of several past inspections are available . In those instances the time lapses for crack growth rates are known by evidence and provide a calibration to theoretical modelling . The ...
Page 121
... procedure - 1 5.96 6.18 6.74 5.18 procedure - 2 6.12 5.73 6.80 5.33 procedure - 1 : following the pre - defined failure paths procedure - 2 : probabilistic searching : 4 comer columns of ring stiffened cylinders in the Hutton TLP are ...
... procedure - 1 5.96 6.18 6.74 5.18 procedure - 2 6.12 5.73 6.80 5.33 procedure - 1 : following the pre - defined failure paths procedure - 2 : probabilistic searching : 4 comer columns of ring stiffened cylinders in the Hutton TLP are ...
Page 165
... procedure for which the flow diagram is shown in figure 5. The computed pressure averages and zero spectral moments are shown in figure 6. Stable values which are very similar to the values found for very small time increments ( DT ...
... procedure for which the flow diagram is shown in figure 5. The computed pressure averages and zero spectral moments are shown in figure 6. Stable values which are very similar to the values found for very small time increments ( DT ...
Contents
Investigation of the Ergodicity Assumption for Sea States in the Reliability Assessment of Offshore | 1 |
OFFSHORE TECHNOLOGY PART A | 33 |
Extreme Forces on Large AxiSymmetric Offshore Structures in Directional Seas | 49 |
Copyright | |
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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 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 vector Weibull distribution weld weldments