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 104
... stiffness and mass matrices and also in damping ratios , which are discussed below separately . Stiffness matrix : Major uncertainty sources in the stiffness matrix are mostly due to imperfections of member thicknesses , joint ...
... stiffness and mass matrices and also in damping ratios , which are discussed below separately . Stiffness matrix : Major uncertainty sources in the stiffness matrix are mostly due to imperfections of member thicknesses , joint ...
Page 105
... stiffness matrices of the rigidly connected member . As it can be seen from Eqs . ( 2 ) and ( 3 ) , only the decrements are uncertain with respect to a joint flexibility . Having introduced Eq . ( 6 ) into Eq . ( 3 ) and keeping in mind ...
... stiffness matrices of the rigidly connected member . As it can be seen from Eqs . ( 2 ) and ( 3 ) , only the decrements are uncertain with respect to a joint flexibility . Having introduced Eq . ( 6 ) into Eq . ( 3 ) and keeping in mind ...
Page 364
... stiffness matrix K ' " . That is , when the element ends up to some specified number pq , e.g. , element ends r1 , r2 , I have failed and the total structure stiffness matrix K satisfies the following condition , structureal failure ...
... stiffness matrix K ' " . That is , when the element ends up to some specified number pq , e.g. , element ends r1 , r2 , I have failed and the total structure stiffness matrix K satisfies the following condition , structureal failure ...
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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