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 162
... pressure differences at the platform sites and differences in sea water temperature and salinity are reported in reference [ 2 ] . Wave elevation A Secondary pressure Wave envelope Time Figure 3 . Wave in a wave pressures . to group due ...
... pressure differences at the platform sites and differences in sea water temperature and salinity are reported in reference [ 2 ] . Wave elevation A Secondary pressure Wave envelope Time Figure 3 . Wave in a wave pressures . to group due ...
Page 164
... Pressure Records are A waterdepth of 70 m is used for both platform locations . To make sure the records different ... pressure record . The linear dynamic wave pressure variation for any wave the component at seabed is computed from ...
... Pressure Records are A waterdepth of 70 m is used for both platform locations . To make sure the records different ... pressure record . The linear dynamic wave pressure variation for any wave the component at seabed is computed from ...
Page 165
... pressure difference history was sampled for various values of DT . was used . An A record period of six hours average pressure difference was computed ... pressure differences . The initial averaging period of the pressure difference 165.
... pressure difference history was sampled for various values of DT . was used . An A record period of six hours average pressure difference was computed ... pressure differences . The initial averaging period of the pressure difference 165.
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