Journal ArticleDOI
Incompressible sph method for simulating newtonian and non-newtonian flows with a free surface
Songdong Shao,Edmond Y.M. Lo +1 more
Reads0
Chats0
TLDR
In this article, an incompressible smoothed particle hydrodynamics (SPH) method is presented to simulate Newtonian and non-Newtonian flows with free surfaces.About:
This article is published in Advances in Water Resources.The article was published on 2003-07-01. It has received 923 citations till now. The article focuses on the topics: Pressure-correction method & Newtonian fluid.read more
Citations
More filters
Journal ArticleDOI
Towards development of enhanced fully-Lagrangian mesh-free computational methods for fluid-structure interaction
TL;DR: In this article, a projection-based fluid model (moving particle semi-implicit) is coupled with either a Newtonian or a Hamiltonian Lagrangian structure model (MPS or HMPS) in a mathematically-physically consistent manner.
Journal ArticleDOI
Modelling of surface tension force for free surface flows in ISPH method
TL;DR: In this paper, a surface tension model and an eddy viscosity based on the Smagorinsky subgrid scale model, which belongs to the Large-Eddy Simulation (LES) theory for turbulent flow, have been introduced into ISPH (Incompressible smoothed particle hydrodynamics) method.
Journal ArticleDOI
Enhancement of pressure calculation in projection-based particle methods by incorporation of background mesh scheme
TL;DR: In this article, a background mesh (BM) scheme is proposed to provide spatial connectivity and continuity in between calculated source terms at moving particle positions to enhance continuity, accuracy and smoothness of calculated source term of Poisson Pressure Equation (PPE).
Journal ArticleDOI
Numerical analysis of the impact of two droplets with a liquid film using an incompressible SPH method
TL;DR: In this article, a truly incompressible smoothed particle hydrodynamics (SPH) algorithm combined with an effective surface tension model is extended to simulate the dynamic process of multiple droplets impacting on a liquid film in 2D and 3D.
Journal ArticleDOI
A comprehensive study on the parameters setting in smoothed particle hydrodynamics (SPH) method applied to hydrodynamics problems
TL;DR: In this paper, the authors examined the common inconsistency and instability problems in smoothed particle hydrodynamics (SPH) method and studied its computational efficiency when applied to hydroynamics problems with material strength like soil column collapse.
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 ArticleDOI
A numerical approach to the testing of the fission hypothesis.
TL;DR: A finite-size particle scheme for the numerical solution of two-and three-dimensional gas dynamical problems of astronomical interest is described and tested in this article, which is then applied to the fission problem for optically thick protostars.
Journal ArticleDOI
Numerical solution of the Navier-Stokes equations
TL;DR: In this paper, a finite-difference method for solving the time-dependent Navier-Stokes equations for an incompressible fluid is introduced, which is equally applicable to problems in two and three space dimensions.
Journal ArticleDOI
Smoothed particle hydrodynamics.
TL;DR: In this paper, the theory and application of Smoothed particle hydrodynamics (SPH) since its inception in 1977 are discussed, focusing on the strengths and weaknesses, the analogy with particle dynamics and the numerous areas where SPH has been successfully applied.
Related Papers (5)
Smoothed particle hydrodynamics: Theory and application to non-spherical stars
R. A. Gingold,Joseph J Monaghan +1 more