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 12
... indicated changes in the C.O.V. for r and b . PH The high sensitivity to the properties of the drag coefficient is also demonstrated by Table 5 showing the design point and the cor- responding sensitivity factors for 100 - year event ...
... indicated changes in the C.O.V. for r and b . PH The high sensitivity to the properties of the drag coefficient is also demonstrated by Table 5 showing the design point and the cor- responding sensitivity factors for 100 - year event ...
Page 21
... indicate Pfa = 0.13 % to 0.27 % . The lower mean ( or median ) forces indicated for Case 5 are more than compensated for by the much larger force c.o.v. The base case parameters are in good agreement with experience indicated by the ...
... indicate Pfa = 0.13 % to 0.27 % . The lower mean ( or median ) forces indicated for Case 5 are more than compensated for by the much larger force c.o.v. The base case parameters are in good agreement with experience indicated by the ...
Page 43
... indicates mean value . The log - normal description is B = In ( R50 / Q50 ) ( o2InR + 021nQ ) 0.5 where 50 indicates ... indicated in Fig 1. Here , B compared for columns when evaluated for a range of environmental to gravity load ratios ...
... indicates mean value . The log - normal description is B = In ( R50 / Q50 ) ( o2InR + 021nQ ) 0.5 where 50 indicates ... indicated in Fig 1. Here , B compared for columns when evaluated for a range of environmental to gravity load ratios ...
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