Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 2American Society of Mechanical Engineers, 1989 - Arctic regions |
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Page 24
... ANALYSIS TECHNIQUES Uncertainty and sensitivity analysis are impor- tant elements in the reliability analysis . Various techniques have been proposed for performing uncer- tainty and sensitivity analyses for complex processes , / 5 , 6 ...
... ANALYSIS TECHNIQUES Uncertainty and sensitivity analysis are impor- tant elements in the reliability analysis . Various techniques have been proposed for performing uncer- tainty and sensitivity analyses for complex processes , / 5 , 6 ...
Page 27
... analysis if nothing else is stated . For the linear stochastic analysis the c.o.v. is slightly higher than 0.20 for all the extreme axial forces , see Table 3 . The results obtained from the nonlinear stochas- tic analysis with current ...
... analysis if nothing else is stated . For the linear stochastic analysis the c.o.v. is slightly higher than 0.20 for all the extreme axial forces , see Table 3 . The results obtained from the nonlinear stochas- tic analysis with current ...
Page 689
... ANALYSIS With the results of the Vega 4 model and of the modal analysis already performed , two types of seismic analysis are carried out : a time history and a response spectrum analysis . The first is considered necessary because of ...
... ANALYSIS With the results of the Vega 4 model and of the modal analysis already performed , two types of seismic analysis are carried out : a time history and a response spectrum analysis . The first is considered necessary because of ...
Contents
HYDRODYNAMIC FORCES | 1 |
WaveCurrent Force on Horizontal Cylinder | 7 |
Tensions on Silt Curtains in Currents and Waves | 13 |
Copyright | |
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added mass amplitude analysis applied approach approximation assumed body boundary calculated circular compared components computed considered correlation corresponding cylinder damping defined depends depth described determined direction distribution drag coefficient drift force effect elements Engineering equation estimate experimental experiments expressed extreme factor failure Figure flow fluid free surface frequency function given horizontal hydrodynamic important included increase indicate integral length lift lift force linear load maximum mean measured Mechanics method mode motion nonlinear normal obtained Offshore oscillation parameters period pipeline potential predicted present pressure probability problem random range ratio REFERENCES relative reliability represented respectively response second order separation shear ship shown shows simulation solution spectrum structure surface Table term theory transverse uncertainty variables varying velocity vertical vortex wave force wave height