Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 9American Society of Mechanical Engineers, 1990 - Arctic regions |
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Page 166
N - 1 N - 1 ho - £ £ hali , j ) rz ( i– ; ) Σ , j r ( j ( 3 ) i = 0 j = 0 from time series records of random sea excitation and the lowfrequency drift oscillation of a moored vessel . The use of a recursive least squares ( RLS ) method ...
N - 1 N - 1 ho - £ £ hali , j ) rz ( i– ; ) Σ , j r ( j ( 3 ) i = 0 j = 0 from time series records of random sea excitation and the lowfrequency drift oscillation of a moored vessel . The use of a recursive least squares ( RLS ) method ...
Page 167
In the moored vessel case , the filter length should be large enough to ensure that the relatively long memory time of an oscillatory system can be modeled properly . To estimate the parameters of the process , we will use the RLS ...
In the moored vessel case , the filter length should be large enough to ensure that the relatively long memory time of an oscillatory system can be modeled properly . To estimate the parameters of the process , we will use the RLS ...
Page 168
If only vessel stabilization is of interest , the reference signal win ) can be set equal to zero . ... Then , the total response of the vessel to random seas and the control input of the process will be given by substituting control ...
If only vessel stabilization is of interest , the reference signal win ) can be set equal to zero . ... Then , the total response of the vessel to random seas and the control input of the process will be given by substituting control ...
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Contents
CONTENTS | 1 |
OFFSHORE TECHNOLOGY PART | 12 |
Simulation of Hurricane Seas in a Multidirectional Wave Basin | 17 |
Copyright | |
20 other sections not shown
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Common terms and phrases
acting added amplitude analysis applied array body boundary calculated circular coefficient compared comparison component computed considered constant crest cylinder damping defined depends depth determined direction distribution domain drag drift dynamic effect elevation Engineering equation estimated experimental experiments factor field Figure flow fluid frequency function given horizontal hydrodynamic incident increase integral irregular KC number length lift lift force linear load mass maximum mean measured method moored motion nonlinear obtained Offshore oscillation parameters peak period pile plate potential predicted presented pressure problem radiation random range ratio regular waves relative respectively response second-order ship shown shows simulation solution spectra spectrum speed structure surface surge Table technique term theory tion velocity vertical vessel vortex wave force wave height
Bibliographic information
| Title | Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 9 |
| Contributors | OMAE Conference Committee, American Society of Mechanical Engineers. Offshore Mechanics and Arctic Engineering Division, American Society of Mechanical Engineers |
| Publisher | American Society of Mechanical Engineers, 1990 |
| Original from | the University of Michigan |
| Digitized | 4 Dec 2007 |
| Export Citation | BiBTeX EndNote RefMan |