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 118
... shows the relation between VXM ẞsys is more sensitive than for both TLP models . XM When Vy is small , XM say less ... shows the changes of Psys to COV of Oy and R and t for the Hutton TLP and TIP - B respective- Both TLPs show similar ...
... shows the relation between VXM ẞsys is more sensitive than for both TLP models . XM When Vy is small , XM say less ... shows the changes of Psys to COV of Oy and R and t for the Hutton TLP and TIP - B respective- Both TLPs show similar ...
Page 119
... show the effect of n . As expected , ßsys is very much sensitive to the post - ulti- mate behaviour . Even Case 1 , which is very close ductile behaviour ( E ' = - 0.05 , n = 0.925 ) shows a significa- to nt reduction in ẞsys This may ...
... show the effect of n . As expected , ßsys is very much sensitive to the post - ulti- mate behaviour . Even Case 1 , which is very close ductile behaviour ( E ' = - 0.05 , n = 0.925 ) shows a significa- to nt reduction in ẞsys This may ...
Page 186
... shows the equal probability of failure lines for different values of the number of cycles N. This figure is established by interpolation of N values obtained by the intersection of mode 1 and 2 for different values of e / t and 20p / t ...
... shows the equal probability of failure lines for different values of the number of cycles N. This figure is established by interpolation of N values obtained by the intersection of mode 1 and 2 for different values of e / t and 20p / t ...
Contents
Investigation of the Ergodicity Assumption for Sea States in the Reliability Assessment of Offshore | 1 |
OFFSHORE TECHNOLOGY PART | 19 |
Fatigue Loading | 33 |
Copyright | |
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analysis applied approach approximately assessment assumed average basic calculated coefficient component computed considered constant corresponding cost crack growth curve cycles damage defect density depends depth derived described determined developed deviation distribution drag effects Engineering equation equivalent estimated evaluated example expected extreme factor failure failure probability fatigue Figure force fracture frequency function geometry given important included increase indicated initial inspection integration joints limit linear load Lognormal material maximum mean measured mechanics method normal obtained offshore structures operation parameters performed period platform predicted present pressure probabilistic probability procedure random variable range ratio reference relative reliability represent requirements respectively response risk safety shown shows significant simulation standard statistical storm strength stress structure surface Table tension tether tubular uncertainty variables variation wave wave height weld