Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 10, Part 2American Society of Mechanical Engineers, 1991 - Arctic regions |
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Page 283
... expected costs ( consisting of initial costs Co , inspection costs CIN , repair costs CR and failure costs CF ) in ... expected cost in the design lifetime ( Tn + 1 = TL ) . n Cin ( n , t , ē , a ,, z ) = ΣC1n , ( e ) ( 1 − Pf ( T ...
... expected costs ( consisting of initial costs Co , inspection costs CIN , repair costs CR and failure costs CF ) in ... expected cost in the design lifetime ( Tn + 1 = TL ) . n Cin ( n , t , ē , a ,, z ) = ΣC1n , ( e ) ( 1 − Pf ( T ...
Page 287
... expected value of stress ranges Ao to the power m , z is a design parameter and zo and z1 model the influence from ... expected value 0.1 mm . InC is normal distributed with expected value -33 and standard deviation 0.47 . ad is modelled ...
... expected value of stress ranges Ao to the power m , z is a design parameter and zo and z1 model the influence from ... expected value 0.1 mm . InC is normal distributed with expected value -33 and standard deviation 0.47 . ad is modelled ...
Page 346
... expected values of the input parameters and a " deter- ministic " based conclusion could be as follows : EPP is detrimental with reference to the projects NPV ( at the expected value ) for the case studied , and EPP should be rejected ...
... expected values of the input parameters and a " deter- ministic " based conclusion could be as follows : EPP is detrimental with reference to the projects NPV ( at the expected value ) for the case studied , and EPP should be rejected ...
Contents
Spectral Modelling of Sea States With Multiple Wave Systems | 13 |
Statistical and Physical Models of Nonlinear Random Waves | 23 |
Extrapolation of Design Waves in the Gulf of Guineal | 33 |
Copyright | |
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amplitude applied approximation assumed bending moment calculated coefficient component computed condition considered correlation corresponding crack growth crack length damage damping defined density function detected deterministic effect element Engineering equation estimated evaluation failure probability Figure fracture mechanics frequency fuzzy Gaussian given hindcast inspection integral joints limit state function linear load lognormal maintenance matrix maximum mean value method nonlinear normal normal distribution obtained offshore structures order statistics parameters partial safety factors plate platform probabilistic probability density probability density function probability of failure procedure random variables redundancy reliability analysis reliability index repair residual stresses response sample seastates shear ship shown significant wave height simulation spectra spectrum standard deviation statistical stiffness storm strength stress range structural reliability surface system reliability Table tendon tension tion transfer function uncertainty updated variation vector vector process vertical wave bending Weibull Weibull distribution welded yield stress