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 171
... predicted results due to a lack of knowledge or modeling of the physical process . This source of variability is , many times , one of the major contributors to predicted variability in the desired response , in this study the ...
... predicted results due to a lack of knowledge or modeling of the physical process . This source of variability is , many times , one of the major contributors to predicted variability in the desired response , in this study the ...
Page 217
... predicted flaw size . When I. = 1.0 : predicted crack size is equal to the real critical crack size at fracture I。< 1.0 : predicted crack size is larger than the real critical crack size at fracture , i.e. an unsafe condition Ia > 1.0 ...
... predicted flaw size . When I. = 1.0 : predicted crack size is equal to the real critical crack size at fracture I。< 1.0 : predicted crack size is larger than the real critical crack size at fracture , i.e. an unsafe condition Ia > 1.0 ...
Page 229
... predicted and experimental fatigue lives is reasonably good with the predicted lives on the conservative side in general . The Paris law constants used are m = 3 and C = 6.40 x 10-9mm / cycle . The initial crack depth was varied between ...
... predicted and experimental fatigue lives is reasonably good with the predicted lives on the conservative side in general . The Paris law constants used are m = 3 and C = 6.40 x 10-9mm / cycle . The initial crack depth was varied between ...
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