Results 71 to 80 of about 497,918 (226)

Numerical visualization of drop and opening process for parachute-payload system adopting fluid–solid coupling simulation

open access: yesJournal of Vision, 2021
In order to study the fluid–solid coupling dynamic characteristics of parachute-payload system during drop process and analyze the unsteady aerodynamic characteristics under finite mass opening conditions, an adaptive moving fluid mesh method is ...
Binqi Chen   +4 more
semanticscholar   +1 more source

A monolithic fluid-structure interaction formulation for solid and liquid membranes including free-surface contact

open access: yes, 2018
A unified fluid-structure interaction (FSI) formulation is presented for solid, liquid and mixed membranes. Nonlinear finite elements (FE) and the generalized-alpha scheme are used for the spatial and temporal discretization.
Luginsland, Tobias, Sauer, Roger A.
core   +1 more source

Interface-resolved direct numerical simulation of the erosion of a sediment bed sheared by laminar channel flow

open access: yes, 2014
A numerical method based upon the immersed boundary technique for the fluid-solid coupling and on a soft-sphere approach for solid-solid contact is used to perform direct numerical simulation of the flow-induced motion of a thick bed of spherical ...
Kidanemariam, Aman G., Uhlmann, Markus
core   +1 more source

Development and Constitutive Model of Fluid–Solid Coupling Similar Materials

open access: yesSustainability, 2023
The Cretaceous Zhidan group (K1zh) pore fissure-confined water aquifer in Yingpanhao Coal Mine, Ordos City, China, has loose stratum structure, high porosity, strong permeability and water conductivity. In order to explore the fluid–solid coupling similar material and its constitutive model suitable for the aquifer, a kind of fluid–solid coupling ...
Baiping Li, Yunhai Cheng, Fenghui Li
openaire   +1 more source

A Level Set Approach to Eulerian-Lagrangian Coupling [PDF]

open access: yes, 2002
We present a numerical method for coupling an Eulerian compressible flow solver with a Lagrangian solver for fast transient problems involving fluid-solid interactions.
Arienti, Marco   +3 more
core  

Dynamic development of hydrofracture [PDF]

open access: yes, 2013
Many natural examples of complex joint and vein networks in layered sedimentary rocks are hydrofractures that form by a combination of pore fluid overpressure and tectonic stresses.
Ghani, Irfan   +3 more
core   +6 more sources

Passive control of cavitating flow around an axisymmetric projectile by using a trip bar

open access: yesTheoretical and Applied Mechanics Letters, 2017
Quasi-periodical evolutions such as shedding and collapsing of unsteady cloud cavitating flow, induce strong pressure fluctuations, what may deteriorate maneuvering stability and corrode surfaces of underwater vehicles.
Jian Huang   +4 more
doaj   +1 more source

Direct numerical simulation of pattern formation in subaqueous sediment

open access: yes, 2014
We present results of direct numerical simulation of incompressible fluid flow over a thick bed of mobile, spherically-shaped particles. The algorithm is based upon the immersed boundary technique for fluid-solid coupling and uses a soft-sphere model for
Kidanemariam, Aman G., Uhlmann, Markus
core   +1 more source

Internal Damage Identification of Sandwich Panels With Truss Core Through Dynamic Properties and Deep Learning

open access: yesFrontiers in Materials, 2020
For sandwich panels with truss core, the weakest part is the low-density core; therefore, some effective damage identification methods have been previously proposed for sandwich panels.
Lingling Lu   +5 more
doaj   +1 more source

Mechanisms of the imbibition behavior in shales: A critical review

open access: yesAIP Advances, 2023
Despite the success of hydraulic fracturing in yielding large production increases from shale gas reservoirs, uncertainties associated with basic transport processes require understanding in order to improve the efficiency and minimize environmental ...
Mingcan Wang   +4 more
doaj   +1 more source

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