A front-tracking method for viscous, incompressible, multi-fluid flows
TLDR
In this paper, a method to simulate unsteady multi-fluid flows in which a sharp interface or a front separates incompressible fluids of different density and viscosity is described.About:
This article is published in Journal of Computational Physics.The article was published on 1992-05-01 and is currently open access. It has received 2340 citations till now. The article focuses on the topics: Incompressible flow & Unstructured grid.read more
Citations
More filters
Journal ArticleDOI
Sub-Hinze scale bubble production in turbulent bubble break-up
TL;DR: In this paper, the authors study bubble break-up in homogeneous and isotropic turbulence by direct numerical simulations of the two-phase incompressible Navier-Stokes equations.
Journal ArticleDOI
Computationally efficient CFD prediction of bubbly flow using physics-guided deep learning
TL;DR: The research documented supports the feasibility of the physics-guided deep learning methods for coarse mesh CFD simulations which has a potential for the efficient industrial design.
Journal ArticleDOI
A phase-field method for 3D simulation of two-phase heat transfer
Xiaoning Zheng,Hessam Babaee,Suchuan Dong,Chryssostomos Chryssostomidis,George Em Karniadakis +4 more
TL;DR: In this paper, the authors formulated new multi-phase convective heat transfer equations by combining the three-dimensional (3D) Navier-Stokes equations, the energy equation and the Cahn-Hilliard equation for the phase field variable /ðx; tÞ.
Journal ArticleDOI
Sensitivity of VOF simulations of the liquid jet breakup to physical and numerical parameters
Holger Grosshans,Holger Grosshans,Amirreza Movaghar,Le Cao,Michael Oevermann,Robert-Zoltán Szász,Laszlo Fuchs +6 more
TL;DR: In this paper, the characteristics of the primary breakup of a liquid jet are analyzed numerically using the Volumes of Fluids (VOF) approach utilizing the Direction Averaged Curvature (DAC) model, to estimate the interface curvature, and the Direction Average Normal (DAN) model to propagate the interface.
Journal ArticleDOI
Numerical simulation of compressible two-phase flow using a diffuse interface method
M.R. Ansari,A. Daramizadeh +1 more
TL;DR: In this paper, a high-resolution diffuse interface method is investigated for simulation of compressible two-phase gas-gas and gas-liquid flows, both in the presence of a shock wave and in flows with strong rarefaction waves similar to cavitations.
References
More filters
Journal ArticleDOI
Volume of fluid (VOF) method for the dynamics of free boundaries
C.W Hirt,B. D. Nichols +1 more
TL;DR: In this paper, the concept of a fractional volume of fluid (VOF) has been used to approximate free boundaries in finite-difference numerical simulations, which is shown to be more flexible and efficient than other methods for treating complicated free boundary configurations.
Journal ArticleDOI
Numerical Calculation of Time‐Dependent Viscous Incompressible Flow of Fluid with Free Surface
Francis H. Harlow,J. Eddie Welch +1 more
TL;DR: In this paper, a new technique is described for the numerical investigation of the time-dependent flow of an incompressible fluid, the boundary of which is partially confined and partially free The full Navier-Stokes equations are written in finite-difference form, and the solution is accomplished by finite-time step advancement.
Journal Article
Bubbles, Drops, and Particles
TL;DR: In this paper, the authors evaluated the applicability of the standard κ-ϵ equations and other turbulence models with respect to their applicability in swirling, recirculating flows.
Journal ArticleDOI
Numerical analysis of blood flow in the heart
TL;DR: In this article, the authors extended previous work on the solution of the Navier-Stokes equations in the presence of moving immersed boundaries which interact with the fluid and introduced an improved numerical representation of the δ-function.