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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Results 1-3 of 26
Page 218
... defect hight 2a , is shown in Figure 2. Table 4 summarises the probabilistic results for embedded defects . The ... defect sizes according to a deter- ministic procedure . It should be noted that the load is based on the NPD partial ...
... defect hight 2a , is shown in Figure 2. Table 4 summarises the probabilistic results for embedded defects . The ... defect sizes according to a deter- ministic procedure . It should be noted that the load is based on the NPD partial ...
Page 221
... DEFECT COEFFICIENT 1.0 1.2 1.4 O T 3 6 9 12 15 MEASURED DEFECT HIGHT , 2A [ MM ] Figure 3 : Defect coefficient , as function of defect size for ultra- sonic testing . 12 15 ABSTRACT A fracture mechanics approach to fatigue damage ...
... DEFECT COEFFICIENT 1.0 1.2 1.4 O T 3 6 9 12 15 MEASURED DEFECT HIGHT , 2A [ MM ] Figure 3 : Defect coefficient , as function of defect size for ultra- sonic testing . 12 15 ABSTRACT A fracture mechanics approach to fatigue damage ...
Page 239
... defect size , the fatigue threshold , crack propagation parameters , fracture toughness and the yield strength of the material and welding induced residual stresses are treated as basic random variables . Reliability analysis is carried ...
... defect size , the fatigue threshold , crack propagation parameters , fracture toughness and the yield strength of the material and welding induced residual stresses are treated as basic random variables . Reliability analysis is carried ...
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