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
... lower AKTH . These can be handled in the crack growth rate law and by using a AKTH of 3.0 MPa√m . If marine ... Bound , low AK Upper Bound , high AK Lower Bound , low AK Lower Bound , high AK = 3.3 3.3 AK , MPa√m 3 to 20 20 to 100 5 to ...
... lower AKTH . These can be handled in the crack growth rate law and by using a AKTH of 3.0 MPa√m . If marine ... Bound , low AK Upper Bound , high AK Lower Bound , low AK Lower Bound , high AK = 3.3 3.3 AK , MPa√m 3 to 20 20 to 100 5 to ...
Page 210
... lower bound knock - down factor to allow for shape imperfections 0.75 + 0.003z ( 1 - R / 300t ) for z < 1 0.75 -0.142 ( z - 1 ) 0.4 + 0.003z ( 1 - R / 300t ) , for 1≤ z < 20 = 0.35 -0.0002 R / t , if z≥ 20 = == a mean bias factor ...
... lower bound knock - down factor to allow for shape imperfections 0.75 + 0.003z ( 1 - R / 300t ) for z < 1 0.75 -0.142 ( z - 1 ) 0.4 + 0.003z ( 1 - R / 300t ) , for 1≤ z < 20 = 0.35 -0.0002 R / t , if z≥ 20 = == a mean bias factor ...
Page 335
... lower bound for the conditional probability of failure is given by [ 6 ] , P1 \ H ; = 0 ( −B ; ) f Hj where ( 14 ) a j = 1 ( 7 ) B1 = Minẞij , i = 1 , ... , ng } ( 15 ) STRUCTURAL RELIABILITY Consider the i - th bay in the structural ...
... lower bound for the conditional probability of failure is given by [ 6 ] , P1 \ H ; = 0 ( −B ; ) f Hj where ( 14 ) a j = 1 ( 7 ) B1 = Minẞij , i = 1 , ... , ng } ( 15 ) STRUCTURAL RELIABILITY Consider the i - th bay in the structural ...
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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