Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 2; Volume 7, Part 2American Society of Mechanical Engineers, 1988 - Arctic regions |
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Page 263
TIME SERIES GENERATION AND TRANSFORMATION : THE ROLE OF PHASE E. R. Jefferys R & D Engineering Conoco ( UK ) Ltd London , England Los10 ist and 2nd Order All Pass Filters Figure 3. ABSTRACT a a Random signals with some desired power ...
TIME SERIES GENERATION AND TRANSFORMATION : THE ROLE OF PHASE E. R. Jefferys R & D Engineering Conoco ( UK ) Ltd London , England Los10 ist and 2nd Order All Pass Filters Figure 3. ABSTRACT a a Random signals with some desired power ...
Page 266
14 ) As an example , figure 2 shows the minimum phase , calculated from for the normalised Pierson Moskowitz spectrum ( equ , 11 ) . It is clear that this phase behaviour cannot be achieved by a low order system of the form of equ.8 ...
14 ) As an example , figure 2 shows the minimum phase , calculated from for the normalised Pierson Moskowitz spectrum ( equ , 11 ) . It is clear that this phase behaviour cannot be achieved by a low order system of the form of equ.8 ...
Page 267
52 + ( +9 ) s + S qa before and after the introduction of a single phase shift term H ( s ) with break frequencies at Wm / 4 Wr / 2 . The response of the system with the smallest break frequency decays most slowly . or Q ( s ) IQ ( s ) ...
52 + ( +9 ) s + S qa before and after the introduction of a single phase shift term H ( s ) with break frequencies at Wm / 4 Wr / 2 . The response of the system with the smallest break frequency decays most slowly . or Q ( s ) IQ ( s ) ...
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Contents
HYDRODYNAMIC FORCESI | 1 |
Hydrodynamic Forces on a Floating Cylinder in Waves of Finite Depth | 23 |
Wave Load Estimation in Deep Water as Affected by Wave Period Errors | 33 |
Copyright | |
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acting amplitude analysis angle applied approximately assumed body boundary breaker breaking calculated coefficient compared comparison component computed considered corresponding cylinder damping density dependent depth determined diameter direction distribution drag drift force dynamic effects elevation energy Engineering equation estimated excitation experimental experiments expressed field Figure flow fluid free surface frequency function given horizontal hydrodynamic incident increase integral irregular length linear load mass maximum mean measured Mechanics method motion obtained Ocean Offshore oscillation parameters period phase potential predicted present pressure probability problem range ratio region regular waves relative Research respectively response second order shear ship shown shows simulation solution spectra spectrum speed structure surface Table theory values velocity vertical vortex wave drift wave forces wave height wind