Journal ArticleDOI
Incompressible sph method for simulating newtonian and non-newtonian flows with a free surface
Songdong Shao,Edmond Y.M. Lo +1 more
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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
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Enhanced resolution of the continuity equation in explicit weakly compressible SPH simulations of incompressible free-surface fluid flows
TL;DR: In this paper , a velocity divergence error mitigating (VEM) and volume conservation shifting (VCS) scheme is proposed for weakly compressible SPH simulations of incompressible free-surface fluid flows.
Journal ArticleDOI
On the correction of the boundary deficiency in SPH for the frictional contact simulation
Jian Wang,Hui Hua,Chongshi Gu +2 more
TL;DR: In this paper, the cause of boundary deficiency in the smoothed particle hydrodynamics (SPH) simulation for frictional contact is analyzed, and the method to correct boundary deficiency related to frictional contacts is discussed theoretically, where the simulation algorithm is established by dividing the computational domain into several subdomains according to the existing contact boundaries.
Journal ArticleDOI
Simulation of container filling process with two inlets by improved smoothed particle hydrodynamics (SPH) method
TL;DR: In this article, an improved smoothed particle hydrodynamics (SPH) method is proposed to simulate the filling process with two inlets and a new treatment of solid wall boundaries is presented.
Journal ArticleDOI
Numerical simulations of liquid-solid flows with free surface by coupling IMPS and DEM
TL;DR: In this paper, an in-house solver MPSDEM-SJTU based on a fully Lagrangian coupled method is developed to solve the problems of liquid-solid two-phase flows.
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On three-dimensional SPH modelling of large-scale landslides
TL;DR: In this paper , the authors investigated four important issues not addressed by previous studies on SPH modelling of large-scale landslides, i.e., convergence property, influence of constitutive parameters, scale effect and friction reduction, and influence of different treatments of the viscous effect.
References
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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.
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