Results 41 to 50 of about 310,398 (136)

An improved moving particle semi-implicit method for dam break simulation

open access: yes, 2014
Dam break is quite a common and hazard phenomenon in shipbuilding and ocean engineering. The objective of this study is to investigate dam break hydrodynamics with improved Moving Particle Semi-implicit method (MPS). Compared to traditional mesh methods,
Tan, M., Wu, Qiaorui, Xing, J.T.
core   +1 more source

Development of an integrated BEM for hot fluid-structure interaction [PDF]

open access: yes
One of the most difficult problems in engine structural component durability analysis is the determination of the temperatures and fluxes in the structural components directly in contact with the hot gas flow path.
Banerjee, P. K., Dargush, G. F.
core   +1 more source

Brownian dynamics of rigid particles in an incompressible fluctuating fluid by a meshfree method

open access: yes, 2015
A meshfree Lagrangian method for the fluctuating hydrodynamic equations (FHEs) with fluid-structure interactions is presented. Brownian motion of the particle is investigated by direct numerical simulation of the fluctuating hydrodynamic equations.
Hardt, Steffen   +3 more
core   +1 more source

Weakly Enforced Boundary Conditions for the NURBS-Based Finite Cell Method [PDF]

open access: yes, 2012
In this paper, we present a variationally consistent formulation for the weak enforcement of essential boundary conditions as an extension to the finite cell method, a fictitious domain method of higher order. The absence of boundary fitted elements in
Bazilevs, Y.   +4 more
core  

Linear and non-linear dynamic analyses of sandwich panels with face sheet-tocore debonding [PDF]

open access: yes, 2020
А survey of recent developments in the dynamic analysis of sandwich panels with face sheet-to-core debonding is presented. The finite element method within the ABAQUSTM code is utilized.
Burlayenko, V. N., Sadowski, Tomasz
core  

Effects of the finite particle size in turbulent wall-bounded flows of dense suspensions

open access: yes, 2018
We use interface-resolved simulations to study finite-size effects in turbulent channel flow of neutrally-buoyant spheres. Two cases with particle sizes differing by a factor of 2, at the same solid volume fraction of 20% and bulk Reynolds number are ...
Brandt, Luca   +3 more
core   +1 more source

Phase field modelling of crack propagation, branching and coalescence in rocks

open access: yes, 2018
We present a phase field model (PFM) for simulating complex crack patterns including crack propagation, branching and coalescence in rock. The phase field model is implemented in COMSOL and is based on the strain decomposition for the elastic energy ...
Rabczuk, Timon   +3 more
core   +1 more source

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

Impact and spreading of microdrops on homo- and heterogeneous solids: Modelling and benchmark simulations [PDF]

open access: yes, 2011
This paper was presented at the 3rd Micro and Nano Flows Conference (MNF2011), which was held at the Makedonia Palace Hotel, Thessaloniki in Greece.
3rd Micro and Nano Flows Conference (MNF2011)   +2 more
core  

Treatment of inelastic material models within a dynamic ALE formulation for structures subjected to moving loads

open access: yesInternational Journal for Numerical Methods in Engineering
This article showcases the development of a dynamic Arbitrary Lagrangian Eulerian (ALE) formulation to account for inelastic material models within a finite element framework.
Atul Anantheswar   +2 more
semanticscholar   +1 more source

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