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 171
... predicted results due to a lack of knowledge or modeling of the physical process . This source of variability is , many times , one of the major contributors to predicted variability in the desired response , in this study the ...
... predicted results due to a lack of knowledge or modeling of the physical process . This source of variability is , many times , one of the major contributors to predicted variability in the desired response , in this study the ...
Page 217
... predicted flaw size . When I. = 1.0 : predicted crack size is equal to the real critical crack size at fracture I。< 1.0 : predicted crack size is larger than the real critical crack size at fracture , i.e. an unsafe condition Ia > 1.0 ...
... predicted flaw size . When I. = 1.0 : predicted crack size is equal to the real critical crack size at fracture I。< 1.0 : predicted crack size is larger than the real critical crack size at fracture , i.e. an unsafe condition Ia > 1.0 ...
Page 229
... predicted and experimental fatigue lives is reasonably good with the predicted lives on the conservative side in general . The Paris law constants used are m = 3 and C = 6.40 x 10-9mm / cycle . The initial crack depth was varied between ...
... predicted and experimental fatigue lives is reasonably good with the predicted lives on the conservative side in general . The Paris law constants used are m = 3 and C = 6.40 x 10-9mm / cycle . The initial crack depth was varied between ...
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