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Showing 1 to 20 of 28 for “"ANSYS-CFX"”.
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Numerical Simulation of a Liquid Jet Atomization and Break-Up Using ANSYS-CFX 12.0
… accuracy of the numerical model. The CFD code ANSYS-CFX 12.0 was used to carry out the steady state analysis at different time scales. A comparison between the atomization characteristics of a pressure jet atomizer and an air-blast atomizer is shown. By employing a Lagrangian particle tracking …
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Study of Forces and Dynamic Coefficients in Whirling and Eccentric Labyrinth Seals Using ANSYS-CFX
… fluid dynamics (CFD) program called ANSYS-CFX was used to predict the forces generated in a labyrinth seal whirling at specified speeds. The results were compared to data from VT-FAST, a bulk flow code, and TASCflow, another commercial CFD program. It was shown that there were …
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Výpočty zatížení stavebních konstrukcí větrem
… zásad modelování proudění v CFD programech jako ANSYS CFX.
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Investigation of Scaling Effects for a Synthetic Jet Actuator Using High and Low Fidelity Analyses
… effects for synthetic jet actuators using Ansys-CFX and a Lumped Element Model (LEM). Synthetic jets or zero net mass-flux devices use a vibrating diaphragm to generate an oscillatory flow through a small orifice. A synthetic jet actuator can be used on MAVs as thrust generator or fixed on …
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Characteristic studies on types of paint spray for automotive parts in small and medium industry
… in the Computer Fluid Dynamics (CFD) software ANSYS CFX V.15. The simulated paint spray patterns of the conventional paint spray compared to the High Volume Low Pressure (HVLP), concurred with the findings from the experiments. At the end of this research, it concluded that HVLP has a more …
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Viability of Cross-Flow Fan for Vertical Take-Off and Landing Aircraft
… computational fluid dynamics software, ANSYS CFX, was used to perform a computational analysis of various housing designs until a suitable design was identified to construct for experimentation. Following the analytical phase, the conceptual housing was fabricated and paired with an …
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Numerical Investigations of Magnetohydrodynamic Hypersonic Flows
… a cylinder and flow entering a scramjet inlet. ANSYS CFX is used to carry out calculations for steady flow at hypersonic speeds (Mach number > 5). The low magnetic Reynolds number (<<1) calculated based on the velocity and length scales in this problem justifies the quasistatic approximation, …
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UNSTEADY PRESSURE MEASUREMENTS IN A SUPERSONIC INLET DURING UNSTART SIMULATIONS
… based on the experiment were developed in ANSYS CFX, and computational solutions were developed. The experimental measurements and the CFD solutions showed that increasing back pressure caused the shock train to move upstream toward the inlet lip. The CFD solution was able to replicate the …
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Comparative Evaluation of Vorticity Transport Modeled Distortions and High-Fidelity ANSYS Solutions Using Modal Assurance Criterion
… in comparison to similar data created through Ansys CFX simulation for three canonical swirl flow profiles: Bulk Swirl, Twin Swirl, and Quad Swirl. Modal decomposition through singular value decomposition (SVD) is performed on the resulting in-plane velocity profiles for both the ROM and …
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Heat transfer in silicon - experiments and simulation
… The modeling of heating of the wafer is based on ANSYS CFX software, a software tool that permits to solve fluid flow problems. The model considers heat conduction in silicon wafer, heat convection in air, and heat radiation. The influence of silicon wafer thickness and diameter on the wafer …
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Investigation of the Effects of an Upstream Cavity on the Secondary Flow in Transonic Turbine Blade Passages with Endwall Contouring
… also carried out using the commercial CFD code ANSYS CFX.
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Aerodynamic comparison and validation of rans, K-ω, standard K-ɛ and URANS simulations of flat plate film-cooling
… The numerical investigations make used of ANSYS CFX ver. 14 and were carried out at Reynolds Number, Re = 7,000 based on the hole diameter at blowing ratio, BR = 0.5. The results of the RANS analyses show significant influence of the turbulent models on the predicted aerodynamics and …
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Modeling the Stimulation of Vestibular Hair Cell Bundles Using Computational Fluid Dynamics and Finite Element Analysis
… stimulus conditions. CFD was performed using ANSYS CFX and FEA utilized a custom MATLAB model. Nine varieties of hair cell bundles were modeled using tip-forcing only (commonly used experimentally), fluid-flow only (physiologic for free-standing bundles), and combined loading (physiologic for …
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A CFD Investigation of the Hydrodynamic Characteristics of Fluid Flow through an Impeller and Multi-Objective Design Optimization of a Centrifugal Pump
… is then built with a commercial software package ANSYS Blade Modeler. The structured mesh of the impeller blade is obtained by using TurboGrid system. The volute of the centrifugal pump is built in ANSYS geometry, and an unstructured mesh is accomplished by using a very fine mesh. Afterwards, …
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Experimental Investigation and CFD Simulation of Active Damping Mechanism for Propellant Slosh in Spacecraft Launch Systems
… and cylindrical tanks modeled using the ANSYS CFX software package considers the free surface of liquid propellant exposed to atmospheric pressure. Hydrazine is a common liquid propellant and since it is toxic, it cannot be used in experiment. But properties of hydrazine are similar to …
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Computational Fluid Dynamic and Rotordynamic Study on the Labyrinth Seal
… were built with Solid Works and meshed with ANSYS-ICEM. Flows in those models were simulated by numerically solving the Reynolds-Averaged Navier-Stokes (RANS) equations in the ANSYS-CFX and then rotordynamic coefficients for each seal were calculated based on the numerical results. It had …
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Effect of liquid properties (water and lime juice) on spray characteristics of deflected flat spray nozzle (AL-75)
… velocity between experiment and simulation using ANSYS CFX version 15.0. Based on the obtained results, the duration of fully development for deflected flat spray nozzle (AL-75) operated at the combination of 3 bar liquid pressure with 3 bar air pressure was 24ms, compared to spray nozzle operated …
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Experimental and simulation study on the effect of geometrical and flow parameters for combined-hole film cooling
… Transport (SST) turbulence model analysis from ANSYS CFX. Meanwhile, the experimental approach makes used of open end wind tunnel and the temperature distributions were measured by using infrared thermography camera. The purpose of the experimental approach in the present study is to validate …
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Aerodynamics of Low Pressure Steam Turbine Exhaust Systems
… the Computational Fluid Dynamics (CFD) solver ANSYS CFX was validated against experiments performed on a scaled test rig under representative part-load flow conditions. This validation exposed the weakness of Reynolds-averaged Navier–Stokes (RANS) CFD when there is a highly swirling flow and …
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Fluid-structure Interaction and Multidisciplinary Design Analysis Optimization of Composite Wind Turbine Blade
… analysis, while 3D CFD analysis is performed by ANSYS CFX software. The second step yields optimal material, composite layup distribution of the blade and involves fluid structure interaction system hence actual pressure loads on the blade can be used for the structural analysis. A parameterized …
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