Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 4American Society of Mechanical Engineers, 2001 - Arctic regions |
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Page 115
... Risk Based Inspection ( RBI ) as a means of optimising inspection activities for offshore pipelines . It presents principles and benefits of a risk - based programme , and presents a levelled approach to the pipeline working process ...
... Risk Based Inspection ( RBI ) as a means of optimising inspection activities for offshore pipelines . It presents principles and benefits of a risk - based programme , and presents a levelled approach to the pipeline working process ...
Page 123
... Risk VL Risk Ident . Very Low Table 4. Risk categories , function of PoF and CoF Description None , small or insignificant risk . No further action L Low Evaluate initiation of further action M Medium Implement action at next planned H ...
... Risk VL Risk Ident . Very Low Table 4. Risk categories , function of PoF and CoF Description None , small or insignificant risk . No further action L Low Evaluate initiation of further action M Medium Implement action at next planned H ...
Page 124
... risk is exceeded . Over time the POF and hence risk increase and the time for inspection is determined as the time when the risk exceeds the acceptance limit . An example acceptance limit is shown in Table 6 . Risk inspection initiation ...
... risk is exceeded . Over time the POF and hence risk increase and the time for inspection is determined as the time when the risk exceeds the acceptance limit . An example acceptance limit is shown in Table 6 . Risk inspection initiation ...
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Common terms and phrases
accretion analysis annulus Arctic Engineering Arctic Ocean axial loading behavior bending stiffness Bohai buckle arrestor cable calculated carrier pipe catenary coefficient collapse compressive Conference on Offshore configuration corrosion crack damping ratio deepwater defect deformation Det Norske Veritas developed diameter displacement dynamic elastic experimental failure pressures Figure finite element finite element analysis flexible pipe flowline fluid fracture freespans gauge grooves heat transfer heat transfer coefficient hummocks ice force ice load ice sheet increase installation insulation internal pressure layer length liner maximum Mechanics and Arctic method Offshore Mechanics operation parameters PETROBRAS phase pipeline pipeline system plastic predicted ratio reeling Rio de Janeiro riser system risk sagging sand scour sea ice seabed shear stress simulation soil specimens stamukhas steel strain strain gauges stress structure subsea surface temperature tension tests thermal thickness titanium values velocity water depth weld wrinkle