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 81
... assessment . based on generalized design - oriented modelling methods which include implicit allowance for uncertainties . The analyses of the reserve strength , as necessary to the integrity assessment , are to recognize platform ...
... assessment . based on generalized design - oriented modelling methods which include implicit allowance for uncertainties . The analyses of the reserve strength , as necessary to the integrity assessment , are to recognize platform ...
Page 82
... ASSESSMENT The integrity several main steps , namely : assessment process is made up of • · engineering interpretation of reported damage assessment of reserve strength and safety margins of the damaged installation . evaluation of ...
... ASSESSMENT The integrity several main steps , namely : assessment process is made up of • · engineering interpretation of reported damage assessment of reserve strength and safety margins of the damaged installation . evaluation of ...
Page 267
... assessment procedure and from the three refined procedures . assessment St 0 u A measure of the proximity to failure by plastic collapse ( ratio between net section and flow stress ) Plasticity correction factor Distance between centre ...
... assessment procedure and from the three refined procedures . assessment St 0 u A measure of the proximity to failure by plastic collapse ( ratio between net section and flow stress ) Plasticity correction factor Distance between centre ...
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