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 50
... event It is assumed that a stationary sea state is reasonably well characterized by the significant wave height and the spectral peak period . A storm event is modelled as a sequence of station- ary sea states and can be characterized ...
... event It is assumed that a stationary sea state is reasonably well characterized by the significant wave height and the spectral peak period . A storm event is modelled as a sequence of station- ary sea states and can be characterized ...
Page 121
... event margin corresponding to the event that a crack is repaired at the time of inspection is written as rep HR = √ da Y ( a ) " ( Va ) та a - Cvo ( T , - To ) E { ( Ao ) " } < 0 ( 17 ) where arep is the smallest detected crack size ...
... event margin corresponding to the event that a crack is repaired at the time of inspection is written as rep HR = √ da Y ( a ) " ( Va ) та a - Cvo ( T , - To ) E { ( Ao ) " } < 0 ( 17 ) where arep is the smallest detected crack size ...
Page 207
... event corresponding to failure of at least one tendon before 7 is then - - formulated as : EF = ( Ts < TUT < TU ... UT , ≤ n ) . T The probability of system failure conditioned on the inspection events , PF insp , can be computed using ...
... event corresponding to failure of at least one tendon before 7 is then - - formulated as : EF = ( Ts < TUT < TU ... UT , ≤ n ) . T The probability of system failure conditioned on the inspection events , PF insp , can be computed using ...
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