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 120
... integral over S oscillates toward zero when S goes to infinity . ∞ The final expression for the second order hydro- dynamic force due to the second order potential thus reads ( 2 ) The second order hydrodynamic force due to order ...
... integral over S oscillates toward zero when S goes to infinity . ∞ The final expression for the second order hydro- dynamic force due to the second order potential thus reads ( 2 ) The second order hydrodynamic force due to order ...
Page 121
... integral in the far field [ 5 , 7 ] . This is demonstrated for the integral 2πT = 4 H. ( 1 ) H , Ii Drde R 0 ∞ G ( r ) = [ ( -1 ) 3Fr + ST ) s = 0 q Since F ( r ) decreases as 1 // r , a ( 52 ) ( 53 ) it is difficult to obtain ...
... integral in the far field [ 5 , 7 ] . This is demonstrated for the integral 2πT = 4 H. ( 1 ) H , Ii Drde R 0 ∞ G ( r ) = [ ( -1 ) 3Fr + ST ) s = 0 q Since F ( r ) decreases as 1 // r , a ( 52 ) ( 53 ) it is difficult to obtain ...
Page 124
... INTEGRAL * PINKSTER S APPROXIMATION BOWERS S APPROXIMATION + WITHOUT 2ND - ORDER POTENTIAL NEWMAN S APPROXIMATION w - w = 0.376 rad / sec ( w1 + w , ) / 2 5.0 7.0 9.0 [ rad / sec ) * WITH COMPLETE 2ND - ORDER POTENTIAL WITHOUT FREE ...
... INTEGRAL * PINKSTER S APPROXIMATION BOWERS S APPROXIMATION + WITHOUT 2ND - ORDER POTENTIAL NEWMAN S APPROXIMATION w - w = 0.376 rad / sec ( w1 + w , ) / 2 5.0 7.0 9.0 [ rad / sec ) * WITH COMPLETE 2ND - ORDER POTENTIAL WITHOUT FREE ...
Contents
HYDRODYNAMIC FORCESI | 1 |
Catchment Regions of Multiple Dynamic Responses in Nonlinear Problems of Offshore Mechanics | 15 |
Hydrodynamic Forces on a Floating Cylinder in Waves of Finite Depth | 23 |
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acting amplitude analysis angle applied approximate assumed body boundary breaking calculated coefficient compared comparison components computed considered corresponding cylinder damping density depend depth determined diameter direction distribution drag drift drift force dynamic effects elevation energy Engineering equation estimated excitation experimental experiments expressed field Figure flow fluid 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 platform position 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 structure surface Table theory values velocity vertical wave drift wave forces wave height wind