Results 11 to 20 of about 50,934 (264)

Dimensional Direct Simulation Monte Carlo Simulation of Thruster Plumes [PDF]

open access: yesفصلنامه علوم و فناوری فضایی, 2022
The interaction of thruster plumes with satellite components can have undesirable effects, such as disturbance force/torque, thermal loading, and species deposition in the surfaces.
Hamed Alisadeghi   +2 more
doaj   +2 more sources

dsmcFoam+: An OpenFOAM based direct simulation Monte Carlo solver [PDF]

open access: yesComputer Physics Communications, 2018
dsmcFoam+ is a direct simulation Monte Carlo (DSMC) solver for rarefied gas dynamics, implemented within the OpenFOAM software framework, and parallelised with MPI. It is open-source and released under the GNU General Public License in a publicly available software repository that includes detailed documentation and tutorial DSMC gas flow cases.
Craig White
exaly   +5 more sources

A HYBRID MONTE-CARLO-DETERMINISTIC METHOD FOR AP1000 EX-CORE DETECTOR RESPONSE SIMULATION [PDF]

open access: yesEPJ Web of Conferences, 2021
The ex-core detector-response calculation is a typical deep-penetration problem, which is challenging for the Monte Carlo method. The response of the ex-core detector is an important parameter for the safe operation of the nuclear power plants. Meanwhile,
Zheng Qi   +6 more
doaj   +1 more source

Simulation of Aerodynamic Properties of Rarefied Gas Flow on Satellite Panel by DSMC Method [PDF]

open access: yesفناوری در مهندسی هوافضا, 2022
In this research, the method of simulating the rarefied gas flow on a flat plate and calculating aerodynamic properties have been investigated using direct simulation Monte Carlo or DSMC-Open Foam Software.
SAIED ESKANDARI   +2 more
doaj   +1 more source

Multilevel and quasi-Monte Carlo methods for uncertainty quantification in particle travel times through random heterogeneous porous media [PDF]

open access: yesRoyal Society Open Science, 2017
In this study, we apply four Monte Carlo simulation methods, namely, Monte Carlo, quasi-Monte Carlo, multilevel Monte Carlo and multilevel quasi-Monte Carlo to the problem of uncertainty quantification in the estimation of the average travel time during ...
D. Crevillén-García, H. Power
doaj   +1 more source

The 3D Direct Simulation Monte Carlo Study of Europa’s Gas Plume

open access: yesUniverse, 2022
Europa has been spotted as having water outgassing activities by space- and ground-based telescopes as well as reanalysis of the Galileo data. We adopt a 3D Direct Simulation Monte Carlo (DSMC) model to investigate the observed plume characteristics of ...
Wei-Ling Tseng   +4 more
doaj   +1 more source

Monte Carlo Simulations in Aviation Contrail Study: A Review

open access: yesApplied Sciences, 2022
This article provides a review of the role of stochastic approaches, in particular Monte Carlo calculations, in the study of aviation-induced contrails at different characteristic lengths, ranging from micrometers to the planetary scale. Pioneered in the
Davide Bianco   +5 more
doaj   +1 more source

Application of Direct Simulation Monte Carlo method in CFD-based erosion prediction

open access: yesYou-qi chuyun, 2021
In order to study the influence of collision between solid particles in gas-solid two-phase flow on erosion, an erosion prediction method based on the Direct Simulation Monte Carlo (DSMC) method for calculation of particle collision and computational ...
Xiaoyang SUN   +3 more
doaj   +1 more source

Fluid simulations with localized boltzmann upscaling by direct simulation Monte-Carlo [PDF]

open access: yesJournal of Computational Physics, 2012
In the present work, we present a novel numerical algorithm to couple the Direct Simulation Monte Carlo method (DSMC) for the solution of the Boltzmann equation with a finite volume like method for the solution of the Euler equations. Recently we presented in [14],[16],[17] different methodologies which permit to solve fluid dynamics problems with ...
Pierre Degond, Giacomo Dimarco
openaire   +3 more sources

On an Efficient Solution of the Boltzmann Equation Using the Modified Time Relaxed Monte Carlo (MTRMC) Scheme [PDF]

open access: yesJournal of Applied Fluid Mechanics, 2023
The study proposes a new method called MTRMC to simulate flow in rarefied regimes, which are important in various industrial and engineering applications.
M. Eskandari, S. S. Nourazar
doaj   +1 more source

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