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Showing 1 to 20 of 44 for “"Star CCM"”.
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Nuclear reactor multi-physics simulations with coupled MCNP5 and STAR-CCM+
… to the computational fluid dynamics code, STAR-CCM+, to provide a high fidelity multi-physics simulation tool for analyzing the steady state properties of a PWR core. The codes are executed separately and coupled externally through a Perl script. The Perl script automates the exchange of …
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Investigation of MELCOR and STAR-CCM+ modeling capabilities to accurately predict air ingress rates from small breaks in high temperature gas-cooled reactors
… the modeling capabilities of MELCOR and STAR-CCM+ for small break air ingress events. Initial tests present a generic model to test the effects of forced flow and natural circulation through a break connecting a helium volume with an air volume. These tests range in diameters covering …
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USING COMPUTATIONAL METHODS TO OPTIMIZE HIGH HEAT FLUX COMPONENT THERMAL PERFORMANCE IN MAGNETIC CONFINEMENT FUSION REACTOR RESEARCH
… and divertor components. This initial phase uses STAR-CCM+ to study a base set of literature-supported helium-cooled ribbed and fin geometries in tubes to examine their thermal and pressure drop performance relative to one another. The scope then broadens to using the STAR-CCM+ Design Manager tool …
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Numerické simulace transportu a depozice vláken v zjednodušeném modelu dýchacích cest
… particles in computational domain. Therefore, STAR CCM+ software is used to conduct this research and initial boundary conditions are taken from the preliminary experiments done by Lizal Frantisek and other researchers at Brno University of Technology, they assembled a test rig to visualize the …
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Computational Analysis of Flow Around a Scaled Axial-Flow Hydro Turbine
… fluid dynamics codes, such as CD-Adapco's Star-CCM+ can be used to simulate new designs both quickly and inexpensively. The goal of this research is to validate the results obtained using Star CCM+ to model the Sandia turbine as compared to the experimental results obtained by Pennsylvania …
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Microchannel Thermal Management Analysis and Simulation Tool for Integration into Electronic Component Design
… relies on a library of geometries built in the Star-CCM+ software suite, but pulls the user interaction level to a Matlab interface for ease of access to said library and implementation by designers. Four basic geometries are included that have been shown to provide cooling enhancement to cold …
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Computational Fluid Dynamic Study of Heaving-to
… that it moves over reducing the wave height. STAR-CCM+ CFD software is used to perform the simulations of the steep waves with wavelength of 25 meters, 55 meters, and 67 meters. In the simulation, a propulsive force is used to simulate the wind force on the boat.
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Análisis de una herramienta de simulación para el estuido del comportamiento térmico de una edificación por radiación solar.
Aplicando el software informático STAR CCM+ se estudiará el comportamiento térmico por radiación solar de una edificación, para observar su viabilidad y utilidad en fase de proyecto. El modelo que se utilizará, en el análisis del software, será un aula de clase de la Escuela Técnica Superior de …
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Tension-Leg Platform for Offshore Diffusor-AugmentedHydrokinetic Turbine
… Disk Theory (ADT), with tools such as Rhino and Star CCM+. Mounted on a floating tension-leg platform anchored to the seabed, the turbine is designed to exceed the Betz limit, maximizing power output and advancing offshore energy harvesting capabilities. This thesis is solely focused on the …
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IMPACT OF NEW CHEVRON CONFIGURATIONS ON MIXING ENHANCEMENT IN SUBSONIC JETS
… above. The CFD simulations are performed on STAR-CCM+. The results of the simulations carried out for the baseline nozzle are compared with existing experimental and numerical data to validate the use of STAR-CCM+ as a tool for studying jet flows. Once this step is complete, numerical …
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Investigation of velocity gradient as driving force of flow pulsation in fuel assemblies
… simulations using the commercial software Star-CCM+. A linear relationship was observed between crossflow mixing and [delta]vbulk, defined as the difference in bulk velocities of adjacent subchannels. A threshold value of [delta]vbulk was seen close to 0.4 m/s, below which very little …
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Ship hull resistance calculations using CFD methods
… the US Navy DDG-51 combatant) was replicated in STAR-CCM+, initially without appendages, then with the addition of the appendages. Towed resistance was calculated at various speeds. The bare hull model was unconstrained in heave and pitch, thus allowing the simulation to achieve steady dynamic …
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Experimental Validation of Indirect Liquid Cooling Computational Thermal Modeling
… and flow rates. The data was verified through a STAR-CCM+ CFD simulation by David Hernandez, then used as a training and test set for a physics-informed neural net- work (PINN) model by Aniruddha Bora. The PINNs simulations were shown to improve in consistency and accuracy when trained on data …
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Closed-Loop CFD Analysis of the Fontan Cardiovascular Circulation
… and fluid flow simulations were performed using Star CCM+ to find out the influence of using the IJS. Results of the aortic, atrial, and caval pressures as well as flow rates for both models were compared to determine the effectiveness of the IJS.</p>
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Experimental and Computational Investigation of Ribbed Channels for Gas Turbine Thermal Management
… internal channel of a stationary turbine blade. STAR-CCM+ was utilized to replace a model from a published article, and to analyze the CFD conjugate heat transfer by determining the turbulence model that best matched the published experimental values. Using those computational conditions and CFD …
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Conceptual evaluation of hydrogen hybrid combustion for heavy-duty engines using CFD modelling
… the commercially available software Siemens Star CCM+ with the In-Cylinder add-on and a complex chemistry combustion model. Multiple pre-chamber geometries were evaluated, focusing on parameters such as the number and flow area of pre-chamber nozzles, pre-chamber volume, and the …
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Computational Fluid Dynamics Modeling of Compact Steam Generators
… (PCHE) technology. Using the commercial CFD code STAR-CCM+, two modeling approaches—the Volume of Fluid (VOF) model and the Two-Phase Thermodynamic Equilibrium (TPTE) model—are applied to simulate both adiabatic and heat transfer conditions within mini-channels. The simulations are validated …
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A study on the efficient numerical analysis for the prediction of full-scale propeller performance using CFD
… these investigations, the commercial CFD tool, STAR-CCM+, was used to predict the propeller open water (POW) performance of the KRISO benchmark propeller (KP505) in model and full-scale. The results presented include the pressures, friction, streamlines, and tip vortex formation …
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Thermal-fluid modeling of the Missouri S&T reactor
… using a computational fluid dynamics code (CFD), STAR-CCM+. First, a three-dimensional parallel-plate model was developed, and the cosine-shaped heat flux was applied to the MSTR core. Simulation results for fluid flow under natural convection condition show coolant temperature and velocity as a …
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Oscillatory Flow Driven by Cavity
… computational fluid dynamics software Siemens Star-CCM+. The experimental analysis utilized a Laser Doppler Velocimetry (LDV) system for measurements of velocity profiles to determine the oscillatory jet flow properties as well at the oscillation frequency. Cavity dimensions with a Length to …
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