Pore-scale modeling of rarefied gas flow in fractal micro-porous media, using lattice Boltzmann method (LBM)
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Thermal Analysis and Calorimetry"
DOI: 10.1007/s10973-018-7401-x
Abstract: Due to the widespread use of rarefied gas flow in micro-porous media in industrial and engineering problems, a pore-scale modeling of rarefied gas flow through two micro-porous media with fractal geometries is presented, using lattice… read more here.
Keywords: gas flow; rarefied gas; micro porous; porous media ... See more keywords
A Unified Framework for Modeling Continuum and Rarefied Gas Flows
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DOI: 10.1038/s41598-017-13274-7
Abstract: The momentum and heat transport in rarefied gas flows is known to deviate from the classical laws of Navier and Fourier in Navier-Stokes-Fourier (NSF) equations. A more sophisticated Nonlinear Coupled Constitutive Model (NCCM) has been… read more here.
Keywords: framework; gas flows; continuum rarefied; rarefied gas ... See more keywords
Evaporation boundary conditions for the R13 equations of rarefied gas dynamics
Sign Up to like & getrecommendations! Published in 2017 at "Physics of Fluids"
DOI: 10.1063/1.4989570
Abstract: The regularized 13 moment (R13) equations are a macroscopic model for the description of rarefied gas flows in the transition regime. The equations have been shown to give meaningful results for Knudsen numbers up to… read more here.
Keywords: r13 equations; boundary conditions; evaporation boundary; rarefied gas ... See more keywords
High-speed rarefied gas flow simulations using Quasi-Gas Dynamic equations with slip and jump boundary conditions
Sign Up to like & getrecommendations! Published in 2022 at "Proceedings of the Institution of Mechanical Engineers, Part G: Journal of Aerospace Engineering"
DOI: 10.1177/09544100221103752
Abstract: The high-speed rarefied gas flow simulation is essential for the aerothermodynamic design of high-altitude vehicles. Recently, the Quasi-Gas Dynamic (QGD) equations have been implemented in OpenFOAM as a CFD solver named QGDFoam. In computational fluid… read more here.
Keywords: high speed; gas; speed rarefied; rarefied gas ... See more keywords
Macroscopic laser pulling based on the Knudsen force in rarefied gas.
Sign Up to like & getrecommendations! Published in 2022 at "Optics express"
DOI: 10.1364/oe.480019
Abstract: Optical pulling is an attractive concept due to the counterintuitive feature, the profound mechanism underneath and promising applications. In recent ten years, optical pulling of micro-nano objects have been fully demonstrated. However, optical pulling of… read more here.
Keywords: optical pulling; laser pulling; rarefied gas; force ... See more keywords