Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volumes 1-2American Society of Mechanical Engineers, 1991 - Arctic regions |
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Page 48
... pass filtered in order to remove noise . The filter was designed to pass frequencies below 8 Hz . The signals were then sampled at a rate of 20 Hz by a PDP - 11 computer . Bottom 3.25m 2.15 m main strut horizontal struts Fairing Flow ...
... pass filtered in order to remove noise . The filter was designed to pass frequencies below 8 Hz . The signals were then sampled at a rate of 20 Hz by a PDP - 11 computer . Bottom 3.25m 2.15 m main strut horizontal struts Fairing Flow ...
Page 235
... pass through the source line of wave generation and the open boundary without reflection . ( 2 ) The proposed open boundary scheme based on phase velocity determination from the free surface makes it possible to pass through transient ...
... pass through the source line of wave generation and the open boundary without reflection . ( 2 ) The proposed open boundary scheme based on phase velocity determination from the free surface makes it possible to pass through transient ...
Page 242
... pass the filter . Unfortunately we need two data points for every average and would have to discard pairs with only one value . Ekofisk pressure average data show many data breaks of only a few missing data points - this would cause a ...
... pass the filter . Unfortunately we need two data points for every average and would have to discard pairs with only one value . Ekofisk pressure average data show many data breaks of only a few missing data points - this would cause a ...
Contents
VORTEX SHEDDING AND VIBRATION | 187 |
OCEAN WAVES AND CURRENT | 209 |
COMPUTATIONAL METHODS | 247 |
Copyright | |
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added mass amplitude analysis approximately average body boundary condition cable calculated circular cylinder components computed correlation density diffraction displacement distribution drag coefficient dynamic effects Ekofisk Engineering experimental field Figure finite element floating flow fluid free surface frequency domain function Green function horizontal hydrodynamic hydrodynamic forces incident wave integral equation irregular waves length lift force linear load low-frequency matrix maximum measured method mode mode shapes mooring motion natural frequency nonlinear obtained Ocean Offshore Structures OMAE open boundary oscillation parameters phase velocity platform predicted present pressure problem random waves ratio response Reynolds number riser Sarpkaya seabed second-order ship simulation small forward solitary wave solution spectral spectrum stiffness surge tank tanker tension tether theory transverse values vector velocity potential vertical vessel vibration vortex vortices water depth wave drift damping wave forces wave height wave profile