[PDF] Top 20 Numerical simulation of compressible cavitating two-phase flows with a pressure-based solver
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Numerical simulation of compressible cavitating two-phase flows with a pressure-based solver
... injection pressure to values above 2000 ...the pressure reaches locally values below saturation pressure due to the high velocity, the liquid ...where pressure is above the saturation ... See full document
9
Numerical Simulation of Three-Phase Flows in the Inverse Fluidized bed
... 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 ...solid pressure and ...each ... See full document
125
Direct aeroacoustic simulation using compressible flow solver
... flow solver can analyze flows with the both compressible Navier-Stokes equations, which are shown in equation ...both two and three dimensional ...programming, Numerical methods and ... See full document
35
A homogeneous model for compressible three-phase flows involving heat and mass transfer.
... mean pressure and the mean temperature) and the time-evolution of the setting of the three phases within a volume of ...is based on the Euler set of equations associated with a complex pressure law ... See full document
25
Numerical simulation of cavitation and atomization using a fully compressible three-phase model
... eight-equation, two-fluid model to include non-condensable gas by ...the cavitating liquid jet problem in a two-dimensional ...model based on the homogeneous mixture approach can be found in ... See full document
24
Evaluation of interface models for 3D-1D coupling of compressible Euler methods for the application on cavitating flows
... 1D solver, it is sufficient to exchange pressure p and velocity u (or volume flow Q) at the boundaries between the 3D and 1D solver (compare ...for compressible density-based solvers ... See full document
21
Numerical Simulation of Two Phase Flows in T Shaped Microchannel for Cooling
... have two Euler-Lagrange and Euler-Euler approach for calculation of multiphase flow numerical ...each phase solves equations through pressure connections and exchange coefficients between ... See full document
10
A Robust and Efficient Finite Volume method for Compressible Two-Phase Flows at All Speeds on Unstructured Grids.
... each phase, called the local instant formulation, and then applying an averaging procedure ...but pressure equilibrium, leads to the 6-equation Wallis model [86] of two-fluid ...use ... See full document
144
Application of a pressure based CFD code with mass transfer model based on the Rayleigh equation for the numerical simulation of the cavitating flow around a hydrofoil with circular leading edge
... simulating cavitating flows is using the governing flow equations in a form with a variable density and treats both phases as incompressible in combination with a transport equation for the vapour volume ...liquid ... See full document
8
Numerical simulations of low Mach compressible two-phase flows: Preliminary assessment of some basic solution techniques
... To overcome these difficulties, a common practice in many improved compressible flow solvers is to use splitting. That is, the flow variables are separated into several parts in order to identify the ... See full document
18
A NUMERICAL SIMULATION OF TWO-PHASE FLOW INSTABILITIES IN A TRAPEZOIDAL MICROCHANNEL
... Severe pressure oscillations with around 1 Hz frequencies were investigated when boiling in the channels takes ...Reverse flows were also observed due to the growth of slug bubbles in the ...periodic ... See full document
14
On the implicit density based OpenFOAM solver for turbulent compressible flows
... in two pe- riods of the mesh obtained using LU-SGS scheme with HLLC ...the pressure along the blade with the results obtained with segregated SIM- PLE solver as well as with the experimental data ... See full document
7
Numerical Simulation of Compressible Two-phase Flows Using an Eulerian Type Reduced Model
... HE numerical simulation of the creation and evolution of interfaces in compressible multiphase flows is a challenging research ...Multiphase flows occur in several industries and ... See full document
6
Numerical Methods for Compressible Multi-phase flows with Surface Tension
... of numerical methods for non-conservative hy- perbolic ...of compressible multi-phase flows, the Baer-Nunziato model with surface tension effects has been ...and two space dimensions ... See full document
146
An Erosion Aggressiveness Index (EAI) Based on Pressure Load Estimation Due to Bubble Collapse in Cavitating Flows Within the RANS Solvers
... of pressure comparing its value to the emitted pressure pulses either due to bubble collapse or to cavity oscillations using typical corresponding time ...was based in estimating the impact force due ... See full document
13
Numerical Simulation of Grain Size Distribution in Two-Phase Polycrystalline Materials
... Abstract: Numerical simulations based on the Monte Carlo Potts model are used to study the temporal change of the grain size distribution of two-phase polycrystalline materials, where both ... See full document
10
Entropy splitting for high order numerical simulation of compressible turbulence
... order numerical techniques for high-speed turbulent flow simulation for general geometries, including shock wave interactions with ...a numerical method are ...of numerical dissipation away ... See full document
17
RANS simulation of bubble coalescence and break-up in bubbly two-phase flows
... For the high flow rate wall- 656 peaked case L2, Figure 7l, where the turbulence level is already high and the void fraction in the 657 pipe centre is low, and the core-peaked void profi[r] ... See full document
55
Numerical Simulation of Unsteady Friction in Transient Two Phase Flow with Godunov Method
... Comparison between simulated and measured results (Figure 1) shows good correlation with the frequency of oscillations. The period of frequency is slightly larger in the case without taking into account the dynamical ... See full document
11
Numerical solution of compressible steady flows in a 2D GAMM channel and DCA 18% profile
... In the above equations, W is conservative variable, F , G are function of inviscid physical fluxes, ρ denotes density, w 1 , w 2 are components of velocity in the direction of axis x , y , p is pressure, e is ... See full document
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