[PDF] Top 20 Numerical Simulation of Compressible Two-phase Flows Using an Eulerian Type Reduced Model

... the numerical and the exact ...present numerical method has the mechanism for tracking the contact ...The numerical dissipation that appeared at the contact discontinuity is due to the nature of the ... See full document

... improved compressible flow solvers is to use ...This type of methods has been first described by Harlow and Amsden [12], and then generalized by many other researchers ... See full document

... gas phase. Along these lines, the cavitation model of [32] was extended to an eight-equation, two-fluid model to include non-condensable gas by ...This model was then used to study the ... See full document

... the type (1.45) using the ADER approach together with space-time Adaptive Mesh Refinement (AMR) and the Discontinuous Galerkin discretiza- tion ...(CSF) model [20] involving local curvature of the ... See full document

... each phase flow can have an effect on system performance, in this study consists of three parts to compare several different modes using simulation has been ...a two-dimensional ... See full document

... for simulation of the flow field characteristics inside the turbo ...This numerical method makes it possible to visualize the flow condition inside the centrifugal ...work, simulation was steady and ... See full document

... Eulerian-Eulerian two-fluid models treat the phases as interpenetrating continua and interphase exchanges are modelled by means of closure rela- ...accurate model has yet been reached (Hibiki ... See full document

... standard two-fluid approach [24], assumes that the pressures of the three phases are always ...flow model involving pressure disequilibrium has been proposed in [19, 20, ...flow model that can be ... See full document

... CFD model for TPFBs based on the three-fluid Eulerian approach. Two different reactors were used to validate the model, and the particle densities are 2475 kg/m 3 and 2500 kg/m 3 ...turbulence ... See full document

... The model of Bark et ...The model described in [4] by Fortes–Patella et al. is instead based on two efficiencies in which the energy is transferred from the collapsing cloud to the ... See full document

... weighted) flows are extremely important for various and technological problems: hydro and heat power engineering; oil, gas and chemical industries; hydraulic engineering and water management; drilling, ... See full document

... unstructured grids. It is well established that h-multigrid acceleration can drastically reduce the computational costs. In standard h-multigrid methods, solutions on spatially coarse grids are used to correct solutions ... See full document

... a vertical duct 8 meters long and a diameter of 15 cm, with an orifice leak of 6 mm located at 4 m of inlet sec- tion. The mesh was done on the domain and has 327,327 hexahedral elements. The simulation was ... See full document

... properties, phase change of melting and vaporization, chemical reaction in the material within or nearby the irradiated spot, and discretized particle ejection dynamics in the gaseous ... See full document

... Nozzle performance was considered in many experimental and numerical studies, especially from the point of flow and heat transfer characteristics with various inlet-boundary conditions and flow geometries. Park et ... See full document

... Laplacian type smoothing methods are attractive because of their simplicity. Acting as low pass filters, they permit to smooth fast the mesh. Unfortunately, these methods operate heuristically and there is no ... See full document

... time-dependent compressible Navier-Stokes equations have been solved by a finite volume ...The numerical technique uses a second order time and space accurate Mac Cormack explicit ...current ... See full document

... ity and consistency, while ensuring that the summation of the color functions over all the materials equals to one. The outline of the paper is as follows. We first introduce our m-component flow model. Then we ... See full document

... Gennes type smectic–A liquid crystal model ...whole model based on the variational approach and the Ficks’ ...the model, the main difficulties roughly include (i) the coupling between the ... See full document

... Direct numerical simulation of transonic shock/boundary layer interaction under conditions of incipient ...Direct numerical simulation of impinging shock wave/turbulent boundary layer ... See full document