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
... damages are represented in fig . 3 . related to One of the fundamental issues when assessing damage consequences is to appropriately model the damage and its predictable evolution . Local indentations , member bending and their combined ...
... damages are represented in fig . 3 . related to One of the fundamental issues when assessing damage consequences is to appropriately model the damage and its predictable evolution . Local indentations , member bending and their combined ...
Page 245
... damage . Other important parameters are damping , soil stiffness and top side mass . This is due to the importance of dynamic effects , since some of the wave periods are close to the first natural period of the jacket . The ...
... damage . Other important parameters are damping , soil stiffness and top side mass . This is due to the importance of dynamic effects , since some of the wave periods are close to the first natural period of the jacket . The ...
Page 254
... damage estimate for the highest risk joint . In principle , the new stress bias for any given sample size can be used to update the damage estimates at the time of inspection or damage estimates for other times , such as at the end of ...
... damage estimate for the highest risk joint . In principle , the new stress bias for any given sample size can be used to update the damage estimates at the time of inspection or damage estimates for other times , such as at the end of ...
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