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TECHNICAL PAPERS

On the Interaction of Waves With Intake/Discharge Flows Originating From a Freely-Floating Body

[+] Author and Article Information
B. Padmanabhan

J. Ray McDermott, Inc., 757 N. Eldridge Pkwy, Houston, TX 77079

R. C. Ertekin

Department of Ocean & Resources Engineering, University of Hawaii, Honolulu, HI 96822

J. Offshore Mech. Arct. Eng 125(1), 41-47 (Feb 28, 2003) (7 pages) doi:10.1115/1.1537724 History: Received February 01, 2002; Revised September 01, 2002; Online February 28, 2003
Copyright © 2003 by ASME
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References

Ertekin,  R. C., Qian,  Z. M., Nihous,  G. C., Vega,  L. A., and Yang,  C., 1993, “Positioning of a Floating OTEC Plant by Surface Intake Water,” Int. J. Offshore Polar Eng., 1, pp. 265–272.
Nihous,  G. C., and Vega,  L. A., 1993, “Design of a 100 MW OTEC Hydrogen Plantship,” Mar. Struct., 6(2–3), pp. 207–221.
Zhao,  R., and Faltinsen,  O. M., 1988, “Interaction between Waves and Current on a Two-dimensional Body on the Free surface,” Appl. Ocean. Res., 10(2), pp. 87–99.
Zhao, R., and Faltinsen, O. M., 1990, “Interaction between Current, Waves and Marine Structures,” Proc. 5th Int. Conf. on Numerical Ship Hydrodynamics, Hiroshima, National Academic Press, Washington, D.C., pp. 513–527.
Liu, Y. Z., Ertekin, R. C., and Padmanabhan, B., 1993, “Steady Intake/discharge beneath a Free Surface,” Proc. 2nd Canadian Marine Dynamics Conference, University of British Colombia, Vancouver, B.C., Canada, pp. 57–64.
Ertekin, R. C., Liu, Y. Z., and Padmanabhan, B., 1993, “Interaction of Waves with Intake-Pipe Flow,” Proc. 13th Int. Conf. on Offshore Mechanics and Arctic Engineering, I , ASME, pp. 265–272.
Padmanabhan, B., Ertekin, R. C., and Liu, Y. Z., 1994, “Deformation of Waves in 2-D by a Steady Intake/discharge Flow from a Body,” Proc. Int. Symp. on Waves-Physical and Numerical Modeling, University of British Columbia, Vancouver, B.C., Canada, II , pp. 921–930.
Padmanabhan, B., 1999, “Intake/Discharge Effects on the Hydrodynamics of Floating Bodies,” Ph.D. Dissertation, Department of Ocean Engineering, University of Hawaii at Manoa, Honolulu, Hawaii.
Wu,  G. X., 1991, “A Numerical Scheme for Calculating the m-terms in Wave-current-body Interaction Problem,” Appl. Ocean. Res., 13(6), pp. 317–319.
Ogilvie, T. F., and Tuck, E. O., 1969, “Rational Strip Theory of Ship Motion: Part I,” Department of Naval Architecture and Marine Engineering, College of Engineering, University of Michigin, No. O13.
Nakos, D., 1990, “Ship Wave Patterns and Motions by a Three Dimensional Rankine Panel Method,” Ph.D. Dissertation, Massachussetts Institute of Technology, Cambridge.
Padmanabhan, B., and Ertekin, R. C., 1996, “Interaction of Waves with Floating Structures with Intake/Discharge Flow,” Boundary Element Technology XI, Computational Mechanics Publications, Southampton, UK, pp. 31–40.
Yeung, R. W., 1973, “A Singularity-Distribution Method for Free-Surface Flow Problems with an Oscillating Body,” Rep. No. 73-6 College of Engineering, Univ. of California, Berkeley, CA.
Yeung,  R. W., 1982, “Numerical Methods in Free-surface Flows,” Annu. Rev. Fluid Mech., 14, pp. 395–442.
Ursell,  F., 1949, “On the Heaving Motion of a Circular Cylinder on the Surface of a Fluid,” Q. J. Mech. Appl. Math., 2, pp. 218–231.
Nestegard,  A., and Sclavounos,  P. D., 1984, “A Numerical Solution of Two-Dimensional Deep Water Wave Body Problems,” J. Ship Res., 28(1), pp. 48–54.
Frank, W., 1967, “Oscillation of Cylinders in or below the Free Surface of Deep Fluids,” Rep. No. 2375, Hydromechanics Lab., Naval Ship Research and Development Center, Washington, D.C., October, 39 pp.

Figures

Grahic Jump Location
Added-mass coefficient in surge for rectangular prisms
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Damping coefficient in surge for rectangular prisms
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Added-mass coefficient in heave for rectangular prisms
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Damping coefficient in heave for rectangular prisms
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Damping coefficient in pitch for rectangular prisms
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Damping coefficient in heave for rectangular prisms, reversed flow
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Damping coefficient in pitch for rectangular prisms, reversed flow
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Excitation forces in heave for rectangular prisms
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Response in heave for a rectangular prism, B/T=1/2
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Response in heave for a rectangular prism, B/T=1
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Response in heave for a rectangular prism, B/T=2
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Definition of surfaces in the calculation of the m-terms
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Double-model potential on the keel of the rectangular prism, B/T=2
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Double-model potential on the sides of the rectangular prism, B/T=2
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Double-model potential in the fluid-domain due to an intake and a discharge from a rectangular prism, B/T=1

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