Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 2American Society of Mechanical Engineers, 2001 - Arctic regions |
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Page 115
... defect , an initial pre - existing defect should be assumed and the fatigue life based only on crack propagation . The two most important variables that emerged from these studies are the initial defect size and the load history . Initial ...
... defect , an initial pre - existing defect should be assumed and the fatigue life based only on crack propagation . The two most important variables that emerged from these studies are the initial defect size and the load history . Initial ...
Page 121
... Defect Depth In this section the effects of weld inspection and the hydrostatic test on the uncertainty in the depth of construction defects is considered . Pre - service weld inspection provides an indication of the likelihood of defects ...
... Defect Depth In this section the effects of weld inspection and the hydrostatic test on the uncertainty in the depth of construction defects is considered . Pre - service weld inspection provides an indication of the likelihood of defects ...
Page 122
... defect exists , is the integral over all possible depths of the probability of a given defect depth not being detected : p ( 1 \ D ) = [ p ( a ) p ( I \ a ) da a = 0 ( 7 ) Denoting the probability of detecting a defect of depth a using ...
... defect exists , is the integral over all possible depths of the probability of a given defect depth not being detected : p ( 1 \ D ) = [ p ( a ) p ( I \ a ) da a = 0 ( 7 ) Denoting the probability of detecting a defect of depth a using ...
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Common terms and phrases
amplitude applied approach Arctic Engineering assessment Bay of Campeche calculated coefficient components Conference on Offshore considered corrosion cost crack growth criteria damage deck defect distribution dynamic effect element equation estimate evaluated evidential reasoning approach factor fatigue Figure FPSO frequency function fuzzy given Guedes Soares hydrostatic test inspection planning installation jack-up linear maintenance marine maximum Mechanics and Arctic method monopod nonlinear North West Shelf obtained Offshore Mechanics offshore structures operations optimal parameters peak pipe pipeline prediction probabilistic probability density probability density function probability of failure procedure random variables reliability analysis reliability index response return period Rio de Janeiro riser risk risk based inspection safety seismic ship significant wave height simulation spectral spectrum statistical steel storm stress structural reliability subsea surface Table temperature theory ultimate strength uncertainty valves velocity water depth Weibull distribution wind