Results 21 to 30 of about 6,748 (202)

Heterogeneous Parallel Computing and Performance Optimization for DSMC/PIC Coupled Simulation Based on MPI+CUDA [PDF]

Jisuanji kexue
DSMC/PIC coupled simulation is an important high-performance computing application that demands efficient parallel computing for large-scale simulations.Due to the dynamic injection and migration of particles,DSMC/PIC coupled simulations based on MPI ...
LIN Yongzhen, XU Chuanfu, QIU Haozhong, WANG Qingsong, WANG Zhenghua, YANG Fuxiang, LI Jie
doaj   +1 more source

Flow and thermal fields investigation in divergent micronano channels

Journal of Thermal Engineering, 2016
The present work is related to the study of the nitrogen gas flow through diverging micro/nano-channels. The direct simulation Monte-Carlo (DSMC) method has been used to study the flow.
Amin Ebrahimi, Ehsan Roohi
doaj   +1 more source

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

Journal 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

DSMC modeling of micromechanical devices [PDF]

30th Thermophysics Conference, 1995
Thesis (M.S.)--Massachusetts Institute of Technology, Dept. of Aeronautics and Astronautics, 1995. ; Includes bibliographical references (p. 101-103). ; by Edward S. Piekos. ; M.S.
Edward Piekos, Kenneth Breuer
openaire   +3 more sources

Rarefied hypersonic flow simulations using the Navier-Stokes equations with non-equilibrium boundary conditions [PDF]

, 2012
This paper investigates the use of Navier-Stokes-Fourier equations with non-equilibrium boundary conditions (BCs) for simulation of rarefied hypersonic flows.
Greenshields, Christopher, Reese, Jason
core   +4 more sources

DSMC Simulation and Experimental Validation of Shock Interaction in Hypersonic Low Density Flow

The Scientific World Journal, 2014
Direct simulation Monte Carlo (DSMC) of shock interaction in hypersonic low density flow is developed. Three collision molecular models, including hard sphere (HS), variable hard sphere (VHS), and variable soft sphere (VSS), are employed in the DSMC ...
Hong Xiao, Yuhe Shang, Di Wu
doaj   +1 more source

The fidelity of DSMC method to analyze the aerothermodynamics of the pure continuum flow regime

International Journal of Thermofluids, 2020
The statistical probabilistic Direct Simulation Monte Carlo (DSMC) method was developed to interrogate the flow regime, in which thermal non-equilibrium exists and flow properties are non-continuous.
Md. Zahid Hasan
doaj   +1 more source

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

You-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, Xuewen CAO, Zhenqiang XIE, Chenyang FU   +3 more
doaj   +1 more source

Chatter Mitigation in Milling Process Using Discrete Time Sliding Mode Control with Type 2-Fuzzy Logic System

Applied Sciences, 2019
In order to achieve a high-quality machining process with superior productivity, it is very important to tackle the phenomenon of chatter in an effective manner.
Satyam Paul, Ruben Morales-Menendez
doaj   +1 more source

On the calculation of the electron temperature flowfield in the DSMC studies of ionized re-entry flows

Advances in Aerodynamics, 2020
Currently available procedures of electron temperature calculations in studying ionized flows around reentry spacecraft by the direct simulation Monte Carlo (DSMC) method are analyzed.
Alexander Shevyrin, Yevgeniy Bondar
doaj   +1 more source