A numerical framework for the direct simulation of dense particulate flow under explosive dispersal
Sign Up to like & getrecommendations! Published in 2018 at "Shock Waves"
DOI: 10.1007/s00193-017-0741-9
Abstract: In this paper, we present a Cartesian grid-based numerical framework for the direct simulation of dense particulate flow under explosive dispersal. This numerical framework is established through the integration of the following numerical techniques: (1)… read more here.
Keywords: explosive dispersal; framework; numerical framework; framework direct ... See more keywords
Direct simulation of rigid particles in a viscoelastic fluid
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Non-newtonian Fluid Mechanics"
DOI: 10.1016/j.jnnfm.2018.06.006
Abstract: In this paper, we present a numerical method which performs the direct simulation of 2D viscoelastic suspensions. Objectives. Interactions between viscoelastic fluids of Oldroyd type, including inertial effects, and a large number of rigid spheres… read more here.
Keywords: fluid; rigid particles; particles viscoelastic; direct simulation ... See more keywords
Direct simulation Monte Carlo on petaflop supercomputers and beyond
Sign Up to like & getrecommendations! Published in 2019 at "Physics of Fluids"
DOI: 10.1063/1.5108534
Abstract: The gold-standard definition of the Direct Simulation Monte Carlo (DSMC) method is given in the 1994 book by Bird [Molecular Gas Dynamics and the Direct Simulation of Gas Flows (Clarendon Press, Oxford, UK, 1994)], which… read more here.
Keywords: monte carlo; gas; simulation monte; dsmc ... See more keywords
Recommended direct simulation Monte Carlo collision model parameters for planetary entry and related applications
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DOI: 10.1063/5.0252567
Abstract: Direct simulation Monte Carlo (DSMC) is an essential tool in the modeling of spacecraft atmospheric entry. The accuracy of transport processes in DSMC simulations depends on the collision cross section parameters used to model the… read more here.
Keywords: database; simulation monte; collision; direct simulation ... See more keywords
Fast neural network-based direct simulation Monte Carlo solutions of shock flow of diatomic gases with vibrational modes
Sign Up to like & getrecommendations! Published in 2025 at "Physics of Fluids"
DOI: 10.1063/5.0265564
Abstract: A novel way to solve gas flows in thermal non-equilibrium has been proposed by Garg et al. [Phys. Fluids 36, 106113 (2024)], which built compact constitutive relations (CR) for monatomic gases in advance by applying… read more here.
Keywords: diatomic gases; simulation monte; direct simulation; monte carlo ... See more keywords
Advancing the Cercignani–Lampis–Lord model and its application in direct simulation Monte Carlo calculations
Sign Up to like & getrecommendations! Published in 2025 at "Physics of Fluids"
DOI: 10.1063/5.0284108
Abstract: Accurately predicting the aerodynamics of hypersonic vehicles in rarefied gas regime requires a gas–surface interaction (GSI) model with high fidelity. The Cercignani–Lampis–Lord (CLL) model was regarded as one of the most accurate GSI models and… read more here.
Keywords: cercignani lampis; rarefied gas; direct simulation; model ... See more keywords
Numerical analysis of gas exhaust in Wendelstein 7-X using the direct simulation Monte Carlo method
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DOI: 10.1088/1741-4326/addbf1
Abstract: The present work is focused on a 3D numerical assessment of the Wendelstein 7-X (W7-X) particle exhaust. For all the numerical simulations the direct simulation Monte Carlo solver of the DIVGAS workflow, has been employed.… read more here.
Keywords: pressure; particle flux; direct simulation; particle ... See more keywords
Mean scattering angle method for direct simulation Monte Carlo.
Sign Up to like & getrecommendations! Published in 2022 at "Physical review. E"
DOI: 10.1103/physreve.105.015302
Abstract: In order to predict the postcollision velocities in the binary collision, one needs the deflection angle given by the solution of the trajectory equation of classical mechanics. In the direct simulation Monte Carlo, it has… read more here.
Keywords: deflection; direct simulation; deflection angle; simulation ... See more keywords
On the Relaxation of Molecules’ Rotational Energy in the Direct Simulation Monte Carlo Method
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DOI: 10.1134/s2070048218020084
Abstract: Rotational-translational energy exchange simulation in the direct simulation Monte Carlo method is considered for the problem of the entry of hypersonic space vehicles in the atmosphere of the Earth, Mars, Venus, Titan, and gas giants.… read more here.
Keywords: energy; monte carlo; rotational energy; simulation monte ... See more keywords
Direct Simulation Monte Carlo Modeling of Gas Electronic Excitation for Hypersonic Sensing
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DOI: 10.2514/1.t5058
Abstract: Numerical procedures based on the direct simulation Monte Carlo method are presented for determination of electronic energy distributions and gas emission in non-ionized hypersonic flows, with inte... read more here.
Keywords: monte carlo; direct simulation; simulation monte;
Direct Simulation Monte Carlo Shock Simulation of Saturn Entry Probe Conditions
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DOI: 10.2514/1.t5275
Abstract: This work describes the initial efforts of a direct simulation Monte Carlo investigation of bow shock physics for Saturn entry probe scenarios and the influence of nonequilibrium phenomena on Satur... read more here.
Keywords: saturn entry; monte carlo; simulation monte; direct simulation ... See more keywords