... literature and an independent numerical study using finite volume method (FVM). It was shown that there is an excellent agreement between the presented models and the results of the CFD and previous works. Finally, the effects of Reynolds (Re) and Darcy ( Da ), numbers suction or injection parameters ( α , β...

... and they are inclined normally into the hot cross-flow. The finite volume method and the SIMPLE algorithm on a multiblock nonuniform staggered grid were applied. The large-eddy simulation approach with three different subgrid scale models was used. The obtained results showed that this flow configuration reduces...

... of these two source terms can be predicted by using the traditional law-of-the-wall and hex-dominant meshes with isotropic resolution boxes for a detailed ground vehicle geometry. For this purpose, the unstructured segregated commercial FLUENT finite volume method code is used. The flow field is treated...

... where dual splitter-plates are in a parallel arrangement embedded in the downstream of the cylinder. The optimum location of the splitter-plate to achieve maximum reduction in the lift and drag forces is determined. boundary layers external flows finite volume methods flow instability flow...

... yields better results than the shock unsteadiness correction. finite volume methods flow simulation heat transfer jets shock wave effects supersonic flow turbulence The fouling of heat transfer surfaces in kraft recovery boilers is a significant concern for the pulp and paper industry...

... simulation using the finite volume method indicates that the grooves influence the pressure distribution in the whole flow field and induce significant pressure fluctuation. The minimum pressure in each groove occurs on the top of the groove’s “windward” edge and decreases as the groove width is increased...

...-order implicit finite volume method. The effects of the gap and Reynolds number on the vortex structure of the wake and on the fluid dynamic forces acting on the cylinders are reported and discussed. Both the parameters have significant influence on the flow field. An attempt is made to unify...

... condensation model on the insoluble and soluble impurities was implemented into presented CFD code. The system of governing equations was solved by means of a finite volume method on a multiblock structured grid. The obtained numerical results and experimental data were compared and discussed. 30 10 2007...

... drop, which occurs because of a large unsteady separation region downstream of the plug. 28 07 2006 14 03 2008 23 10 2008 boundary layers finite volume methods flow instability flow separation flow simulation hydrodynamics nozzles turbulence valves Check valves...

... on the moving boundary analysis using finite volume method. In this moving boundary problem, both control volumes of single-phase zone and two-phase zone change with time. Numerical results have been presented in this paper. The results indicate that both circulation flow variation and two-phase level variation...

... perspectives. turbulence large-eddy simulation finite-difference methods for fluids subgrid-scale models atmospheric movements finite volume methods oceanography turbulence 18 01 2007 21 07 2007 2007 American Society of Mechanical Engineers ...

... order, the van Leer limiter could give better results as its dissipative behavior is closer to that physically expected. Examining the wave number where the flux due to the finite volume method is less than 90% of the equivalent spectral flux shows that the fifth-order scheme increases the range...

... dynamics finite volume methods turbomachinery turbulence Turbomachinery flows are a major challenge for turbulence modeling because they are dominated by many complex flow phenomena: (i) 3D secondary effects have a major influence, both for compressors ( 1 ) and turbines ( 2 ) especially...

...Nima Khakzad; Bahar Firoozabadi; Bijan Farhanieh The governing equations of two-dimensional steady density currents are solved numerically using a finite volume method. The v 2 ¯ − f turbulence model, based on standard k − ε model, is used for the turbulence closure. In this method, all Reynolds...

... model solves the axisymmetric Navier–Stokes equations for both the melt and the surrounding gas by using the finite volume method. Since the YL equations provide theoretical pendant drop profiles based on an inviscid quasiequilibrium condition, a detailed study of the differences between experimental...

... the buoyancy effects have been solved. A semi-explicit finite volume method with nonuniform grid has been used for the range of conditions as: Reynolds number 1–30, power-law index: 0.8–1.5, Prandtl number 0.7–100 ( Pe ⩽ 3000 ) for Richardson number 0–0.5 in an unbounded configuration. The drag coefficient...

... at constant angular velocity with the cylinder. The governing equations are discretized by using a finite-volume method. As for fully developed channel, pipe, and boundary layer flows, a laminar sublayer, buffer layer, and logarithmic outer region were observed. The level of mean velocity is lower...

... cavitation blades rocket engines turbomachinery pumps finite volume methods flow instability To achieve operation at high rotational speed and low inlet pressure, rocket engine turbopumps are generally equipped with an axial inducer stage. Under such operating conditions, cavitation develops...

... and characteristic treatment of wave propagation. 20 05 2005 26 03 2006 pipelines tanks (containers) valves pipe flow flow simulation flow separation finite volume methods two-phase flow elasticity stress-strain relations fluid oscillations piecewise linear techniques gravity waves...

... using the finite-volume method. For the validation of the numerical scheme, the key features of an ideal electro-osmotic flow with uniform zeta potential have been compared with analytical solutions for the ionic concentration, electric potential, pressure, and velocity fields. When reservoirs...