Nonlinear diffraction of water waves by offshore stuctures

This paper is concerned with a variational formulation of a nonaxisymmetric water wave problem. The full set of equations of motion for the problem in cylindrical polar coordinates is derived. This is followed by a review of the current knowledge on analytical theories and numerical treatments of no...

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Main Authors: Matiur Rahman, Lokenath Debnath
Format: Article
Language:English
Published: Wiley 1986-01-01
Series:International Journal of Mathematics and Mathematical Sciences
Subjects:
Online Access:http://dx.doi.org/10.1155/S0161171286000807
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author Matiur Rahman
Lokenath Debnath
author_facet Matiur Rahman
Lokenath Debnath
author_sort Matiur Rahman
collection DOAJ
description This paper is concerned with a variational formulation of a nonaxisymmetric water wave problem. The full set of equations of motion for the problem in cylindrical polar coordinates is derived. This is followed by a review of the current knowledge on analytical theories and numerical treatments of nonlinear diffraction of water waves by offshore cylindrical structures. A brief discussion is made on water waves incident on a circular harbor with a narrow gap. Special emphasis is given to the resonance phenomenon associated with this problem. A new theoretical analysis is also presented to estimate the wave forces on large conical structures. Second-order (nonlinear) effects are included in the calculation of the wave forces on the conical structures. A list of important references is also given.
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id doaj-art-3972a69d9ebe4c66a2a49e68d0f51705
institution Kabale University
issn 0161-1712
1687-0425
language English
publishDate 1986-01-01
publisher Wiley
record_format Article
series International Journal of Mathematics and Mathematical Sciences
spelling doaj-art-3972a69d9ebe4c66a2a49e68d0f517052025-02-03T05:53:47ZengWileyInternational Journal of Mathematics and Mathematical Sciences0161-17121687-04251986-01-019462565210.1155/S0161171286000807Nonlinear diffraction of water waves by offshore stucturesMatiur Rahman0Lokenath Debnath1Department of Applied Mathematics, Technical University of Nova Scotia, Halifax, Nova Scotia B3J 2X4, CanadaDepartment of Mathematics, University of Central Florida, Orlando, Florida 32816-6990, USAThis paper is concerned with a variational formulation of a nonaxisymmetric water wave problem. The full set of equations of motion for the problem in cylindrical polar coordinates is derived. This is followed by a review of the current knowledge on analytical theories and numerical treatments of nonlinear diffraction of water waves by offshore cylindrical structures. A brief discussion is made on water waves incident on a circular harbor with a narrow gap. Special emphasis is given to the resonance phenomenon associated with this problem. A new theoretical analysis is also presented to estimate the wave forces on large conical structures. Second-order (nonlinear) effects are included in the calculation of the wave forces on the conical structures. A list of important references is also given.http://dx.doi.org/10.1155/S0161171286000807variational principle for non-axisymmetric water wavesnonlinear diffraction of water wavesincident and reflected waveswave forceswaves incident on harborsand Helmholtz resonance.
spellingShingle Matiur Rahman
Lokenath Debnath
Nonlinear diffraction of water waves by offshore stuctures
International Journal of Mathematics and Mathematical Sciences
variational principle for non-axisymmetric water waves
nonlinear diffraction of water waves
incident and reflected waves
wave forces
waves incident on harbors
and Helmholtz resonance.
title Nonlinear diffraction of water waves by offshore stuctures
title_full Nonlinear diffraction of water waves by offshore stuctures
title_fullStr Nonlinear diffraction of water waves by offshore stuctures
title_full_unstemmed Nonlinear diffraction of water waves by offshore stuctures
title_short Nonlinear diffraction of water waves by offshore stuctures
title_sort nonlinear diffraction of water waves by offshore stuctures
topic variational principle for non-axisymmetric water waves
nonlinear diffraction of water waves
incident and reflected waves
wave forces
waves incident on harbors
and Helmholtz resonance.
url http://dx.doi.org/10.1155/S0161171286000807
work_keys_str_mv AT matiurrahman nonlineardiffractionofwaterwavesbyoffshorestuctures
AT lokenathdebnath nonlineardiffractionofwaterwavesbyoffshorestuctures