Filters








17 Hits in 9.2 sec

CFD study of Jet Impingement Test erosion using Ansys Fluent ® and OpenFOAM ®

Alejandro López, William Nicholls, Matthew T. Stickland, William M. Dempster
2015 Computer Physics Communications  
The initial aim of this study was to compare OpenFoam and Ansys Fluent in order to verify OpenFoam's Lagrangian Library and erosion capabilities.  ...  A Submerged Jet Impingement Test is an effective method for studying erosion created by solid particles entrained in a liquid.  ...  In this article, thorough comparison of a Jet Impingement Test simulated with Ansys Fluent (Fluent) 15.0 and OpenFOAM 2.2.x.  ... 
doi:10.1016/j.cpc.2015.07.016 fatcat:lqvrohrcsba2zcl62mng5sa6vq

Effect of software implementation on the result of computational fluid dynamics simulation of circulating fluidized bed risers

Markku Nikku, Timo Niemi, Sirpa Kallio, Alexander Daikeler
2021 Engineering Reports  
In this article, CFD modeling of circulating fluidized beds (CFB) are performed with Ansys Fluent and Open-FOAM to investigate the effect of software implementation on the simulation results.  ...  While in scientific literature much focus is directed toward model validation, comparison, and even parametric investigations on individual model parameters, the possible effects of the used computational  ...  a submerged jet and obtained very similar velocity profiles, López et al. 33 compared Ansys Fluent 15 and OpenFOAM 2.2.x with Lagrangian-Eulerian jet impingement erosion with results having minor discrepancies  ... 
doi:10.1002/eng2.12460 fatcat:rqpzlkqkyjfu7hrugq4lbgoaya

Hydraulic Dynamic Calculation and Simulation

Costanza Aricò
2021 Water  
Hydraulic dynamics is emerging as a basic concept with applications and important implications for many industrial, civil, and environmental engineering problems [...]  ...  The author is very happy with the review process and management. Conflicts of Interest: The author declares no conflict of interest. Water 2021, 13, 1234  ...  Acknowledgments: The author would like to acknowledge all of the contributions to the Special Issue, the time invested by each author, and the anonymous reviewers and the editorial managers who contributed  ... 
doi:10.3390/w13091234 fatcat:eas6ugslhrgd3kkqo5mpo2fgie

Influence of the Presence of the Lorentz Force and its Direction on the Suppression of Secondary Flow in Two Different Orifices: A Numerical Study using OpenFOAM

R. J. Singh, T. B. Gohil
2019 Journal of Applied Fluid Mechanics  
The flow through orifice causes the generation of the bubbles or eddies in the downstream flow. In this study, the numerical code is developed in the open source CFD tool kit OpenFOAM.  ...  The current analysis suggests the method of vortex control by producing Lorentz force using magnetic field without modification of geometry or additional use of devices into the system.  ...  ACKNOWLEDGMENT Authors are thankful to Government of India for providing the research set up and financial aid to conduct the present study.  ... 
doi:10.29252/jafm.12.03.29242 fatcat:vtmngqnaqnedfdsz2ahdatmqpq

A COMPARISON OF CFD SOFTWARE PACKAGES' ABILITY TO MODEL A SUBMERGED JET

Alasdair Mackenzie, A Lopez, K Ritos, M Stickland, W Dempster
2015 Eleventh International Conference on CFD in the Minerals and Process Industries CSIRO   unpublished
The paper compares three different computational fluid dynamics (CFD) software packages, ANSYS Fluent, Star-CCM+ and OpenFOAM, on their ability to model the fluid phase in the submerged jet impingement  ...  Despite the apparent simplicity of the jet impingement test, this paper highlights the difficulties of capturing the experimental results with computational methods.  ...  ANSYS Fluent 15, Star-CCM+ 10.02 and OpenFOAM 2.3.x are compared to experimental data of a submerged jet impingement test constructed as part of this study.  ... 
fatcat:kmqbvwbz6zhedgkaowmawomlee

Numerical Simulation of Industrial Flows [chapter]

Hernan Tinoco, Hans Lindqvist, Wiktor Fri
2010 Numerical Simulations - Examples and Applications in Computational Fluid Dynamics  
the open-source code OpenFoam and VLES with the FLUENT code.  ...  ANSYS Fluent, 2006) are needed for completing the model characterization.  ... 
doi:10.5772/13216 fatcat:g7zahiynofefdpuucenkw6lvui

Coupled CFD-Response Surface Method (RSM) Methodology for Optimizing Jettability Operating Conditions

Nuno Couto, Valter Silva, João Cardoso, Leo M. González-Gutiérrez, Antonio Souto-Iglesias
2018 ChemEngineering  
A mesh study was first conducted to establish the necessary number of cells to best combine accuracy and expended time.  ...  A volume-of-fluid (VOF) finite volume model under the ANSYS® Fluent framework was coupled with the response surface method (RSM) to find the best operating conditions within a jettability window for two  ...  Acknowledgments: The authors are thankful to the Portuguese Foundation for Science and Technology (FCT) for the financial support of this work, and to the "Universidad Politécnica de Madrid" and ANSYS  ... 
doi:10.3390/chemengineering2040051 fatcat:lztmgvze5fcvvkcydrfjvrwku4

PERFORMANCE ENHANCEMENT OF AIRCRAFT ENGINE AXIAL FLOW TURBINE USING THEORETICAL, EXPERIMENTAL AND NUMERICAL APPROACHES – A REVIEW

Varun Chivukula, Ruchika Mohla, Srinivas G
2019 Journal of Mechanical Engineering Research and Developments  
Some of the problems are tip leakage flow, high thermal loads on the blades, airfoil erosion, etc.  ...  Using public domain literature, a comprehensive review was carried out to get detailed understanding of the working and new techniques used to overcome losses of axial flow turbine.  ...  Srinivas G for his constant guidance and suggestions in order to complete this review article.  ... 
doi:10.26480/jmerd.04.2019.172.183 fatcat:khn7gsxawrh67crivjhfsbse7y

Detailed uncertainty analysis of urban hydraulic structures in large catchments

Md Nazmul Azim Beg, Rita F. Carvalho, Jorge Leandro
2020 Zenodo  
Most of these models use the St.  ...  These structures are represented as point entities using head loss coefficients and discharge coefficients.  ...  ANSYS FLUENT/CFX ANSYS Fluent is one of the most popular CFD software tools. Similar to FLOW-3D, it is also a commercial software tool and comes with a GUI.  ... 
doi:10.5281/zenodo.3246851 fatcat:bxurylkn7ng55aikrnls5sgrxe

ASSESSMENT OF CFD CODES USED IN NUCLEAR REACTOR SAFETY SIMULATIONS

Brian L. Smith
2010 Nuclear Engineering and Technology  
ACKNOWLEDGMENTS The author is grateful to the members of the WG2 group for the concerted effort they made in compiling the CFD assessment base referred to in this paper.  ...  Some of the cases could be used also in NRS applications, such as flow in curved channels, mixing layers, separated flows, impinging jets, and flows through tube bundles.  ...  The use of open source software such as OpenFOAM [13] offers a way to circumvent this difficulty.  ... 
doi:10.5516/net.2010.42.4.339 fatcat:sq2xegstl5dpnf3r2t2hzdia7a

Development of Prediction Tools for Improved Wear Assessment of Pipelines and Complex Geometries

Oluwaseun Ezekiel Adedeji
2021
An initial Computational Fluid Dynamics (CFD) analysis and flow visualization experiments were conducted to study the hydrodynamics in the TWT.  ...  These industries face the challenge of erosion wear due to the repeated impact of the entrained particles, and subsequent damage to pipelines and equipment.  ...  Many commercial computer programs or CFD codes such as ANSYS Fluent/CFX, Star CCM+, COMSOL, and OpenFOAM are now available to industries and academics for use.  ... 
doi:10.7939/r3-sr0x-nk29 fatcat:kb3ppuz3r5fthkk4ed6mssxpjq

Modelling of Defects in Aluminium Cast Products

Mark Jolly, Laurens Katgerman
2021 Progress in Materials Science  
Furthermore, quantities that are difficult or impossible to measure experimentally can be calculated using computer simulations e.g. flow patterns and recalescence.  ...  In this paper, the current understanding of the main mechanisms of defect formation during shape and DC casting processes will be reviewed and requirements will be discussed to give a direction to making  ...  Acknowledgements The authors would like to acknowledge the inputs from their combined many MSc and PhD researchers, post-docs and academic colleagues with whom they have worked over the last 40 years and  ... 
doi:10.1016/j.pmatsci.2021.100824 fatcat:tjswotid4zcvxmosw2lb7qo5zm

Numerical modelling of the Abrasive Waterjet (AWJ) cutting process using Smoothed Particle Hydrodynamics (SPH) method

Siddharth Budaraju
2019
Owing to the flexibility of its meshless formulation and generic applicability to various types of governing equations, SPH can be used to model the high-pressure jet, multiphase liquid/abrasive flow,  ...  A fundamental understanding of how the abrasive properties affect both the formation of the high-pressure jet and the material removal process is required.  ...  and two-phase (water and air) conditions using the Fluent 6.3 flow solver in ANSYS.  ... 
doi:10.14288/1.0378851 fatcat:sfte66pb2jcvpanerw6tspu6qu

Investigating Impeller Wear and Its Effect on Pump Performance Using Soft Materials

Chunyan Jiang
2019
Pump performance tests were conducted using impellers with different damage conditions.  ...  The results in this work are reasonably consistent with previous studies using harder materials. Damaged impellers affect pump performance.  ...  A jet impingement tester is often used to study the effect of bulk flow properties on erosion.  ... 
doi:10.7939/r3-cdza-bx11 fatcat:mqvchtxmdffg3gwx4tdnynpeiq

Laser-based measurements of liquid-liquid mixing in horizontal pipes by transverse jets

Stuart Fraser Wright, Omar Matar, Christos Markides, Schlumberger Limited
2021
A review of jets for mixing is presented which establishes that few studies have been published on liquid-liquid jet mixing.  ...  Importantly, only two liquid-liquid-solid experimental systems are found to be triply refractive index-matched and none are used for studying pipeline flows.  ...  Some preliminary modelling work was carried out using ANSYS Fluent 15.0.7 and STAR CCM+ 12.02.010 using the volume of a fluid (VOF) approach to model the breakup of an oil-water laminar stratified flow  ... 
doi:10.25560/87731 fatcat:yrze4yie2nd3pljrok7l4hwata
« Previous Showing results 1 — 15 out of 17 results