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 86
... considered as a random process . It is quite reasonable to study the statistical characteristics of sea states by a probabilistic method in many cases . However , the fuzzy factors in the description of sea state should be analyzed in ...
... considered as a random process . It is quite reasonable to study the statistical characteristics of sea states by a probabilistic method in many cases . However , the fuzzy factors in the description of sea state should be analyzed in ...
Page 241
... considered not to be larger than 10-4 . In order to achieve this reliability throughout the service life at inspection intervals of 9 years as shown in Fig . 8 a very good inspection technique is required : The method should be able to ...
... considered not to be larger than 10-4 . In order to achieve this reliability throughout the service life at inspection intervals of 9 years as shown in Fig . 8 a very good inspection technique is required : The method should be able to ...
Page 286
... considered . Fir- stly , the behavior of the material in the structural member has characteristics ( e.g. coefficients in crack propagation law ) descri- bed by the same probability density functions as initially at the design state of ...
... considered . Fir- stly , the behavior of the material in the structural member has characteristics ( e.g. coefficients in crack propagation law ) descri- bed by the same probability density functions as initially at the design state of ...
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