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A long-time behavior of solutions to a nonlinear plate model subject to non-conservative and non-dissipative effects and nonlinear damping is considered. The model under study is a prototype for a suspension bridge under the effects of…

动力系统 · 数学 2025-07-08 Irena Lasiecka , Jose H. Rodrigues , Madhumita Roy

We consider the interaction of a compressible fluid with a flexible plate in two space dimensions. The fluid is described by the Navier--Stokes equations in a domain that is changing in accordance with the motion of the structure. The…

偏微分方程分析 · 数学 2024-11-05 Dominic Breit , Arnab Roy

We address the fluid-structure interaction between a viscous incompressible fluid and an elastic plate forming its moving upper boundary in three dimensions. The fluid is described by the incompressible Navier-Stokes equations with a free…

偏微分方程分析 · 数学 2026-03-31 Mario Bukal , Igor Kukavica , Linfeng Li , Boris Muha

This paper studies a nonlinear plate equation with internal fractional damping and a time-delay term, driven by a polynomial-type nonlinear source. Such a model arises naturally in the description of viscoelastic and feedback-controlled…

偏微分方程分析 · 数学 2026-02-24 Iqra Kanwal , Jianghao Hao , Muhammad Fahim Aslam , Mauricio Sepúlveda-Cortés

We study long-time dynamics of strong solutions to a non-homogeneous coupled system consisting of linearized 3D Navier--Stokes equations in a bounded domain and the classical (nonlinear) full von Karman plate equations that account for both…

偏微分方程分析 · 数学 2023-07-24 Iryna Ryzhkova

In this article we prove semiglobal stabilization and exact controllability results for nonlinear plate equations with hinged boundary conditions and analytic nonlinearity. These results hold when the damping or control is localized in a…

偏微分方程分析 · 数学 2025-11-24 Cristóbal Loyola

We consider a non-linear system modelling the dynamics of a linearly elastic body immersed in an incompressible viscous fluid, without damping on the elastic part. We prove local existence of strong solutions and global existence and…

偏微分方程分析 · 数学 2025-08-20 Karoline Disser , Michelle Luckas

Flutter stability is a dominant design constraint of modern gas and steam turbines. To further increase the feasible design space, flutter-tolerant designs are currently explored, which may undergo Limit Cycle Oscillations (LCOs) of…

计算工程、金融与科学 · 计算机科学 2021-02-12 Christian Berthold , Johann Gross , Christian Frey , Malte Krack

Response solutions are quasi-periodic ones with the same frequency as the forcing term. The present work is devoted to constructing response solutions for $d$-dimensional nonlinear plate models with nonlocal energy damping, which are…

偏微分方程分析 · 数学 2025-04-11 Bochao Chen , Yixian Gao , Zhaosheng Feng , Huiying Liu

In the present work we study acceleration waves in plate-like bodies using the balance laws for the time-dependent von Karman equations presented in [P. A. Djondjorov and V. M. Vassilev, Conservation Laws and Group-Invariant Solutions of…

数学物理 · 物理学 2007-05-23 Peter A. Djondjorov , Vassil M. Vassilev

We analyze the well-posedness of a flow-plate interaction considered in [22, 24]. Specifically, we consider the Kutta-Joukowski boundary conditions for the flow [20, 28, 26], which ultimately give rise to a hyperbolic equation in the…

偏微分方程分析 · 数学 2013-11-07 Irena Lasiecka , Justin T. Webster

We develop a new numerical method for thin plates falling in inviscid fluid that allows for leading-edge vortex shedding. The inclusion of leading-edge shedding restores physical dynamics to vortex-sheet models of falling bodies, and for…

流体动力学 · 物理学 2025-10-02 Yu Jun Loo , Silas Alben

We study asymptotic dynamics of a coupled system consisting of linearized 3D Navier--Stokes equations in a bounded domain and a classical (nonlinear) elastic plate equation for transversal displacement on a flexible flat part of the…

偏微分方程分析 · 数学 2011-09-21 Igor Chueshov , Iryna Ryzhkova

In this paper we prove two theorems. The first one is a structure result that describes the extrinsic geometry of an embedded surface with constant mean curvature (possibly zero) in a homogeneously regular Riemannian three-manifold, in any…

微分几何 · 数学 2014-01-10 William H. Meeks , Joaquín Pérez , Antonio Ros

Hydrodynamic instability of a gravity-driven flow down an inclined plane is investigated in the presence of a floating elastic plate which rests on the top surface of the flow. Linear instability of the system with respect to infinitesimal…

流体动力学 · 物理学 2020-03-17 Siluvai Antony Selvan , Sukhendu Ghosh , Harekrushna Behera , Michael H. Meylan

The motion of several plates in an inviscid and incompressible fluid is studied numerically using a vortex sheet model. Two to four plates are initially placed in-line, separated by a specified distance, and actuated in the vertical…

流体动力学 · 物理学 2026-05-19 Monika Nitsche , Anand U. Oza , Michael Siegel

This paper is devoted to describe the asymptotic behavior of a structure made by a thin plate and a thin rod in the framework of nonlinear elasticity. We scale the applied forces in such a way that the level of the total elastic energy…

偏微分方程分析 · 数学 2011-07-27 Dominique Blanchard , Georges Griso

We consider the compressible Euler system for ideal gas flow in the absence of any forces except the internal thermodynamic pressure. In this setting, and in dimensions higher 1, it is known that wave-focusing can drive Euler solutions to…

偏微分方程分析 · 数学 2026-04-27 Helge Kristian Jenssen

The flow-induced deformation of a thin, elastic splitter plate attached to the rear of a circular cylinder and subjected to laminar pulsatile inflow is investigated. The cylinder and elastic splitter plate are contained within a narrow…

流体动力学 · 物理学 2016-12-21 Anup Kundu , Atul K. Soti , Rajneesh Bhardwaj , Mark C. Thompson

We study the emergence of fluid flow in a closed chamber that is driven by dynamical deformations of an elastic sheet. The sheet is compressed between the sidewalls of the chamber and partitions it into two separate parts, each of which is…

流体动力学 · 物理学 2023-11-30 Kirill Goncharuk , Yuri Feldman , Oz Oshri