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Modeling of Free Surface Flows with Elastic Bodies Interactions [PDF]

open access: yes, 2008
In this paper, a series of new fluid and structure interactions test cases with strong free surface effects are presented and computations of such flows with the Particle Finite Element Method (PFEM) (Idelsohn, Oiiate, Del Pin and Calvo, 2006) are ...
Idelsohn, Sergio   +4 more
core   +1 more source

Role of Fluid Interia in Porous Material Subject to Dynamics Loadings

open access: yesEngineering Transactions, 1992
The paper is aimed at analysing the dynamical properties of fluid-filled porous media in which the inertial coupling effect (due to the complexity of the pore structure) is taken into consideration.
S.J. Kowalski, G. Musielak
doaj  

Simulation Analysis and Experimental Investigation on the Fluid–Structure Interaction Vibration Characteristics of Aircraft Liquid-Filled Pipelines under the Superimposed Impact of External Random Vibration and Internal Pulsating Pressure

open access: yesApplied Sciences
This paper investigated the fluid–structure interaction vibration response of an aircraft liquid-filled pipeline under external random vibration and internal pulsating pressure.
Lei Zhu, Chang Chen, Yu Jiang
doaj   +1 more source

Flow-induced vibrations of dual-cylinders in axial flow via LES simulations

open access: yesNuclear Engineering and Technology
The axial-flow-induced vibration of fuel rods in the nuclear power plant is closely related to nuclear safety. In this article, a numerical study is performed on vibration of two elastic cylinders arranged side-by-side in axial flow.
Kangfei Shi   +4 more
doaj   +1 more source

Calculation of static deformation of membrane structures under the load of ponding water [PDF]

open access: yes, 2019
Ponding refers to a phenomenon of accumulation of water on top of a structure. Even though most light weight membrane structures are designed to prevent its occurrence, it can be initiated in some cases during rainfall by an event such as drifted snow ...
Degroote, Joris   +2 more
core  

A Simulation Method for Fluid–Solid Coupling in the Flexible Wings of MAVs Based on the LBM

open access: yesEngineering Proceedings
In this paper, a fast and accurate simulation method for the large deformation motion of anisotropic complex models is proposed. By establishing a fluid–structure interaction (FSI) coupling model based on the Lattice Boltzmann Method (LBM) and the ...
Liansong Peng, Chen Wang
doaj   +1 more source

Coupled NASTRAN/boundary element formulation for acoustic scattering [PDF]

open access: yes
A coupled finite element/boundary element capability is described for calculating the sound pressure field scattered by an arbitrary submerged 3-D elastic structure.
Everstine, Gordon C.   +2 more
core   +1 more source

Numerical Modeling and Dynamic and Static Performance Analysis of Hydraulic Mounting

open access: yesActuators
In order to accurately evaluate the dynamic characteristics of the hydraulic bushing, the fluid–structure coupling finite element modeling of the hydraulic bushing was carried out, and its fluid–structure coupling characteristics were analyzed. According
Ti Wu   +3 more
doaj   +1 more source

A Finite Element Procedure for Calculating Fluid-Structure Interaction Using MSC/NASTRAN [PDF]

open access: yes
This report is intended to serve two purposes. The first is to present a survey of the theoretical background of the dynamic interaction between a non-viscid, compressible fluid and an elastic structure is presented.
Chargin, Mladen, Gartmeier, Otto
core   +1 more source

Gas–liquid coupling fluid pulsation attenuator: Theoretical and experimental studies

open access: yesApplied Ocean Research
In response to low-frequency fluid pulsation suppression demand in ship hydraulic pipeline systems, a gas–liquid coupling type fluid pulsation attenuator (GLC-FPA) is proposed.
Jian Liao   +7 more
doaj   +1 more source

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