نتایج جستجو برای: fluid plate interaction

تعداد نتایج: 840775  

Journal: :The Journal of the Acoustical Society of America 1948

Journal: :Materials research proceedings 2023

Abstract. A new method for high-fidelity aeroelastic static analysis of composite laminated wings is proposed. The structural and the fluid-dynamic are coupled in a heterogeneous staggered process. Finite Element Method (FEM), Carrera Unified Formulation (CUF) Equivalent Plate Modelling (EPM) combined to model complex three-dimensional geometries bi-dimensional framework; Computational Fluid Dy...

Journal: :Journal of Fluids and Structures 2022

We present a method for computing fluid–structure interaction problems multi-body systems. The fluid flow equations are solved using fractional-step with the immersed boundary proposed by Uhlmann (2005). of rigid bodies recursive algorithms Felis (2017). two systems weakly coupled, so that resulting is cost-effective. accuracy demonstrated comparison two- and three-dimensional cases from litera...

2011
Jing Qian Zhengke Zhang Shijun Luo Feng Liu

The fluid-structure coupling process of a plunging rigid airfoil with a thin elastic plate attached at the trailing-edge is simulated numerically by using unsteady potential flow source/vortex panel method and the Euler-Bernoulli beam vibration differential equation. The flow characteristics, the unsteady aerodynamic loads, especially the thrust effects of the plunging motion are computed. The ...

Journal: :energy equipment and systems 2014
amir nejat mohammadreza abyanaki iman rahbari

wind turbines are important devices that extract clean energy from wind flow. the efficiency of wind turbines should be examined under various working conditions in order to estimate off-design performance. numerous aerodynamic and structural research works have been carried out to compute aeroelastic effects on wind turbines. most of them suffer from either the simplicity of the modelling appr...

Journal: :Acoustics 2021

In this study, the active vibration control of a rectangular plate submerged in water was investigated. Mass dampers were attached to plate, and system modeled via assumed mode. Water is as an inviscid fluid with moving boundaries at fluid–solid interaction surfaces applied forces on being calculated by Bernoulli equation. The natural frequencies vacuum (for partial fully cases) found from nume...

In this paper, the nonlinear vibrations analysis of functionally graded (FG) rectangular plate in contact with fluid are investigated analytically using first order shear deformation theory (FSDT). The pressure exerted on the free surface of the plate by the fluid is calculated using the velocity potential function and the Bernoulli equation. With the aid of von Karman nonlinearity strain-displ...

Journal: :IEEE Access 2022

In order to protect structures along the offshore and off coast, breakwaters are commonly applied reduce influence of waves. Flat plate breakwater is studied frequently due its great performance near water surface, however, traditional passive methods such as fixed floating flat usually fail give full play effective wave dissipation when encountering variable unknown incoming Therefore, this pa...

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