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 3
... normal process . The statistical parameters are given in table 1 . 2.00 1.00 α = mp / ( OR2 + 052 ) 1/2 Variable Distribution Mean S.D. 0.00 R Normal ( varies ) 1-10 0.00 2.00 4.00 6.00 8.00 10.00 12.00 S Normal Process 1.0 Figure 1 ...
... normal process . The statistical parameters are given in table 1 . 2.00 1.00 α = mp / ( OR2 + 052 ) 1/2 Variable Distribution Mean S.D. 0.00 R Normal ( varies ) 1-10 0.00 2.00 4.00 6.00 8.00 10.00 12.00 S Normal Process 1.0 Figure 1 ...
Page 148
... Normal 0.0031 0.0013 Normal -0.0340 0.1367 INCSUA SA / Z in layer 4 ( MPa / m ) 0.0037 0.0001 Normal 0.0039 0.0208 fo ratio Sup / SuA 0.85 0.05 Normal 0.7632 0.1273 fp ratio suD / SUA 0.70 0.05 Normal 0.6735 0.0149 FRCZ Submerged ...
... Normal 0.0031 0.0013 Normal -0.0340 0.1367 INCSUA SA / Z in layer 4 ( MPa / m ) 0.0037 0.0001 Normal 0.0039 0.0208 fo ratio Sup / SuA 0.85 0.05 Normal 0.7632 0.1273 fp ratio suD / SUA 0.70 0.05 Normal 0.6735 0.0149 FRCZ Submerged ...
Page 177
... Normal J. Alpha Normal distribution Mean of 4.95 COV of 8 % Instability Load Variability Normal Distributions 10 % J - resistance Uniform Mean of 1.00 COV of 29 %丼丼 230 240 250 260 270 280 290 300 310 320 330 Instability Load ( Kip ) ...
... Normal J. Alpha Normal distribution Mean of 4.95 COV of 8 % Instability Load Variability Normal Distributions 10 % J - resistance Uniform Mean of 1.00 COV of 29 %丼丼 230 240 250 260 270 280 290 300 310 320 330 Instability Load ( Kip ) ...
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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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