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 14
... sensitivity factors ( Sf ) for the 100 - year event . ( The sensitivity factors given in parenthesis correspond to the second set of C.O.V.'s for the respective parameters , see Table 4. ) Parameter Design Point Sensitivity h ( m ) ...
... sensitivity factors ( Sf ) for the 100 - year event . ( The sensitivity factors given in parenthesis correspond to the second set of C.O.V.'s for the respective parameters , see Table 4. ) Parameter Design Point Sensitivity h ( m ) ...
Page 21
... sensitivity of the various random variables ( Hm , BF and At ) are estimated as by - products of this analysis . A sensitivity factor is the derivative of the reliability index with respect to each random variable evaluated in the ...
... sensitivity of the various random variables ( Hm , BF and At ) are estimated as by - products of this analysis . A sensitivity factor is the derivative of the reliability index with respect to each random variable evaluated in the ...
Page 144
... sensitivity factor a , for variable U , is also computed as u β a gives the fraction of the total uncertainty which is caused by the variable U , ( and Z , if independant ) . 3 Project economy The limit state function as such is by ...
... sensitivity factor a , for variable U , is also computed as u β a gives the fraction of the total uncertainty which is caused by the variable U , ( and Z , if independant ) . 3 Project economy The limit state function as such is by ...
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