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 207
... variables generated using random numbers and the appropriate probability function for each variable . Statistical Modeling of Fatigue Variables The statistical distribution of each fatigue variable can be determined from laboratory data ...
... variables generated using random numbers and the appropriate probability function for each variable . Statistical Modeling of Fatigue Variables The statistical distribution of each fatigue variable can be determined from laboratory data ...
Page 232
... variables described by appropriate probability distributions . Important sources of uncertainties considered are : environmental conditions , hydrodynamic loading , global structural analysis , local stress calculation at the tubular ...
... variables described by appropriate probability distributions . Important sources of uncertainties considered are : environmental conditions , hydrodynamic loading , global structural analysis , local stress calculation at the tubular ...
Page 238
... variables Bga , Bhs and Bk . In addition to the extreme wave load , a deterministic static hot - spot stress of 150 MPa is used to represent stresses due to static deck loads , self - weight and current loads . First , reliability ...
... variables Bga , Bhs and Bk . In addition to the extreme wave load , a deterministic static hot - spot stress of 150 MPa is used to represent stresses due to static deck loads , self - weight and current loads . First , reliability ...
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