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 64
... approximation proposed by Kinoshita et al . ( 1989 ) shows very good agreement with the exact result . If this had ... approximation ( Newman , 1974 ) has been used . The particular approximation adopted here is the following : Set Â1⁄2 ...
... approximation proposed by Kinoshita et al . ( 1989 ) shows very good agreement with the exact result . If this had ... approximation ( Newman , 1974 ) has been used . The particular approximation adopted here is the following : Set Â1⁄2 ...
Page 115
... approximation of the crack trajectory can be obtained . It is assumed that the incremental procedure provides satisfactory approximation of the exact crack trajectory . Along the crack trajectory the mode II stress intensity factors are ...
... approximation of the crack trajectory can be obtained . It is assumed that the incremental procedure provides satisfactory approximation of the exact crack trajectory . Along the crack trajectory the mode II stress intensity factors are ...
Page 147
... approximation in eq . ( 22 ) for different values of b and b , * and with a fixed time ( wo 2 TN , N = 1 ) . Except for very small b , * the approximations are very good for sufficiently large b . The small value of b = 0.1 corresponds ...
... approximation in eq . ( 22 ) for different values of b and b , * and with a fixed time ( wo 2 TN , N = 1 ) . Except for very small b , * the approximations are very good for sufficiently large b . The small value of b = 0.1 corresponds ...
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 |
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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