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 66
... approximately follow a log - normal distribution , m to approximately follow a normal distribution , and the correlation coefficient to be large and negative , typi- cally around -0.95 . ( However , the negative correlation between m ...
... approximately follow a log - normal distribution , m to approximately follow a normal distribution , and the correlation coefficient to be large and negative , typi- cally around -0.95 . ( However , the negative correlation between m ...
Page 67
... approximately 1/4 of its upper bound for p = 0.63 . The correlation with respect to materials is not important for the example . As the design water depth is 300 meters , we assume that the length of tether is 288 meters . If each ...
... approximately 1/4 of its upper bound for p = 0.63 . The correlation with respect to materials is not important for the example . As the design water depth is 300 meters , we assume that the length of tether is 288 meters . If each ...
Page 299
... approximately £ 481,000 , whereas there is an 80 % probability point 400 that the main- tenance cost will be less than £ 531,000 . 500 is between £ 470,000 and £ 496,000 . Having completed the simulation process and generated a ...
... approximately £ 481,000 , whereas there is an 80 % probability point 400 that the main- tenance cost will be less than £ 531,000 . 500 is between £ 470,000 and £ 496,000 . Having completed the simulation process and generated a ...
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