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相关论文: Steady water waves in the presence of wind

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In this work, we consider the mathematical theory of wind generated water waves. This entails determining the stability properties of the family of laminar flow solutions to the two-phase interface Euler equation. We present a rigorous…

偏微分方程分析 · 数学 2016-06-22 Oliver Buhler , Jalal Shatah , Samuel Walsh , Chongchun Zeng

This paper studies the structural implications of constant vorticity for steady three-dimensional internal water waves. It is known that in many physical regimes, water waves beneath vacuum that have constant vorticity are necessarily two…

偏微分方程分析 · 数学 2023-08-09 Robin Ming Chen , Lili Fan , Samuel Walsh , Miles H. Wheeler

We prove the existence of three-dimensional steady gravity-capillary waves with vorticity on water of finite depth. The waves are periodic with respect to a given two-dimensional lattice and the relative velocity field is a Beltrami field,…

偏微分方程分析 · 数学 2020-07-28 Evgeniy Lokharu , Douglas Svensson Seth , Erik Wahlén

The goal of this note is to provide a theoretical explanation for the saturation of the drag coefficient in strong wind conditions. The hydrodynamic model under consideration takes into account the important effects of airborne droplets of…

流体动力学 · 物理学 2022-12-12 Michael Stiassnie , David Andrade

In this paper, we present results about the existence and uniqueness of solutions of elliptic equations with transmission and Wentzell boundary conditions. We provide Schauder estimates and existence results in H\"older spaces. As an…

偏微分方程分析 · 数学 2018-01-25 Hung Le

We derive scaling laws for the steady spectrum of wind excited waves, assuming two inviscid fluids (air and water) and no surface tension, an approximation valid at large speeds. In this limit there exists an unique (small) dimensionless…

流体动力学 · 物理学 2010-03-16 Yves Pomeau Yves , Martine Le Berre

This paper considers two-dimensional steady solitary waves with constant vorticity propagating under the influence of gravity over an impermeable flat bed. Unlike in previous works on solitary waves, we allow for both internal stagnation…

偏微分方程分析 · 数学 2021-10-12 Susanna V. Haziot , Miles. H. Wheeler

This survey covers the mathematical theory of steady water waves with an emphasis on topics that are at the forefront of current research. These areas include: variational characterizations of traveling water waves; analytical and numerical…

We study wave-current interactions in two-dimensional water flows of constant vorticity over a flat bed. For large-amplitude periodic traveling waves that propagate at the water surface in the same direction as the underlying current…

偏微分方程分析 · 数学 2018-11-27 Adrian Constantin , Walter Strauss , Eugen Varvaruca

The coupled motion is investigated for a mechanical system consisting of water and a body freely floating in it. Water occupies either a half-space or a layer of constant depth into which an infinitely long surface-piercing cylinder is…

数学物理 · 物理学 2015-03-10 Nikolay Kuznetsov

This paper considers two-dimensional stratified water waves propagating under the force of gravity over an impermeable flat bed and with a free surface. We prove the existence of a global continuum of classical solutions that are periodic…

偏微分方程分析 · 数学 2009-02-11 Samuel Walsh

This is a study of two-dimensional steady periodic travelling waves on the surface of an infinitely deep irrotational ocean, when the top streamline is in contact with a membrane which has a nonlinear response to stretching and bending, and…

偏微分方程分析 · 数学 2008-05-06 Pietro Baldi , John F. Toland

This article is concerned with the incompressible, infinite depth water wave equation in two space dimensions, with gravity and constant vorticity but with no surface tension. We consider this problem expressed in position-velocity…

偏微分方程分析 · 数学 2018-10-31 Mihaela Ifrim , Daniel Tataru

We construct small-amplitude periodic water waves with multiple critical layers. In addition to waves with arbitrarily many critical layers and a single crest in each period, two-dimensional sets of waves with several crests and troughs in…

偏微分方程分析 · 数学 2011-04-04 Mats Ehrnström , Joachim Escher , Erik Wahlén

In this article we apply local bifurcation theory to prove the existence of small-amplitude steady periodic water waves, which propagate over a flat bed with a specified fixed mean-depth, and where the underlying flow has a discontinuous…

偏微分方程分析 · 数学 2024-09-16 David Henry , Silvia Sastre-Gomez

We present a large-amplitude existence theory for two-dimensional solitary waves propagating through a two layer body of water. The domain of the fluid is bounded below by an impermeable flat ocean floor and above by a free boundary at…

偏微分方程分析 · 数学 2020-12-02 Daniel Sinambela

In this paper we derive a two-component system of nonlinear equations which model two-dimensional shallow water waves with constant vorticity. Then we prove well-posedness of this equation using a geometrical framework which allows us to…

数学物理 · 物理学 2019-01-03 Joachim Escher , David Henry , Boris Kolev , Tony Lyons

This paper considers two-dimensional gravity solitary waves moving through a body of density stratified water lying below vacuum. The fluid domain is assumed to lie above an impenetrable flat ocean bed, while the interface between the water…

偏微分方程分析 · 数学 2021-07-30 Robin Ming Chen , Samuel Walsh , Miles H. Wheeler

This paper considers the existence and stability properties of two-dimensional solitary waves traversing an infinitely deep body of water. We assume that above the water is vacuum, and that the waves are acted upon by gravity with surface…

偏微分方程分析 · 数学 2018-12-11 Hung Le

The video describes initial stages of spatial and temporal evolution of wind generated waves. This fluid dynamics video was created at Tel Aviv University small scale wind-wave flume as a part of an ongoing experimental program aimed at…

流体动力学 · 物理学 2011-10-14 Andrey Zavadsky , Dan Liberzon , Lev Shemer
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