Computational Fluid Dynamics Overview, Scope and Relevance

Size: px
Start display at page:

Download "Computational Fluid Dynamics Overview, Scope and Relevance"

Transcription

1 Computational Fluid Dynamics Overview, Scope and Relevance P. R. Naren School of Chemical & Biotechnology SASTRA University Thanjavur at Faculty Development Program on Computational Fluid Dynamics School of Mechanical Engineering SASTRA University Thanjavur June 2015 Progress Through Quality Education

2 Objective of FDP on CFD Genesis Overall framework Outline Glimpse of applications Flow Modelling Why CFD? What CFD? When CFD? Typical Sequence of operation in CFD 2

3 Objective of FDP To provide basic understanding of fundamental concepts involved in CFD To comprehend numerical techniques involved in CFD Use CFD tool to complement learning process CFD tool (Ansys) used for illustration 3

4 Expected Outcome Should be able to describe the concepts involved in CFD simulation Should be able to develop CFD model for simple flow systems, simulate and better understand underlying physics Should be able to design and introduce a primer course of CFD for UG / PG level 4

5 Lectures (FN) Hands-on Session (AN) Framework of FDP Pipe flow Why simple test cases? Flow through flat plate Open Interaction on Day 3 and Day 5 Wikispace [ Online web hosting repository classroom mgmt. system Share files Discussion forum Join code: TNRMRPJ 5

6 Common Flow Structures

7 Avenues for CFD 7

8 8

9 Examples Cont. 9

10 Modelling Modelling vs. Simulation Description of process / physics of a system mathematical expressions / entities Ability to comprehend the science Simulation Instance of model Output from model for particular input value 10

11 Characteristic Length and Time Scales 11

12 Types of Models Phenomenological modeling Based on conversation laws Flow mostly compromised idealized Statistical modeling Experiment data fitting One or two dependent variables Known functional relationship Flow Modeling Detailed description of flow pattern in system Data driven modeling Cause effect relationship with/without exact functional relationship More state space 12

13 Why Flow Modelling 13

14 Why Flow Modelling Ideal Contactors In reality 14

15 Flow Modelling Experimental FD Theoretical FD Computational FD 15

16 Why CFD? Empirical procedures Scale up issues No generalization Investment Man hours and Currency Micro/Meso scale information 16

17 Computational fluid dynamics (CFD) is one of the branches of fluid mechanics that uses numerical methods and algorithms to solve and analyze problems that involve fluid flows. 17

18 Advantage CFD Access to flow information Better understanding of physics Screen large reactor choices Efficient retrofitting solution Learning tool - The FEEL factor Save man hours per knowledge gained 18

19 Outcome from CFD Analysis Select the best design - aid design Performance Capacity Constraints Better understanding of flow behavior Local flow pattern Predict engineering parameters Drag coefficient Wall shear Pressure drop 19

20 Framework of CFD Observe Identify Physics Model development and discretion Conservation equation Model selection, Closures, BC Geometry Capture the real system into digital framework Solve Discretization PDE ODE Linear Eq. Analyze and re-observe Tune model parameters Transfer 20

21 Continuum Continuously fill the domain Knudsen number K n = λ L Knudsen 21

22 Governing Equations Conservation of mass Conservation of momentum Transport Equations Conservation of energy Concept of CV ρ = lim δ * δm δ 22

23 Closures Molecular transport mechanism Flow regimes Laminar/Turbulent, Shock waves Heat transfer Multiphase flow Interphase coupling Drag Lift 23

24 Boundary Conditions and Types Dirichlet Specific value Neumann Gradient specific Robin Weighted value and gradient Cauchy Both value and gradient Inlet Velocity/ mass/ pressure Outlet Velocity/ mass/ pressure Wall No slip/ Free slip Symmetric/ Periodic 24

25 All Set Go? Simulate Numerical parameters Choice of interpolation schemes Relaxation factors Errors and numerical convergence Grid Taylor Physical solution 25

26 Commercial Tools Grid Generation Geometry Modelling TGRID Gambit Ansys ICEM CFD Solvers Ansys CFX Fluent Star CD Comsol MFIX OpenFoam FeatFlow 26

27 Functionality of Commercial Tools Pre-processor Geometry creation Mesh Boundary and domain specification Solver Model selection Boundary conditions Operating conditions Solver controls Convergence criteria, residual intervals Post processing Contour Vector Data analysis 27

28 Summary CFD provides insight into flow Numerical solution of conservation equations Knowledge of Physics Numerical Techniques Computers Enables better understanding of physics of systems Learning tool Retrofit tool Design tool 28

29 Resources Chung T. J. (2002) Computational Fluid Dynamics. Cambridge University Press Date A. W. (2005). Introduction to Computational Fluid Dynamics. Cambridge University Press Fox, R. O. (2003) Computational Models for Turbulent Reacting Flows. Cambridge University Press Hoffmann K. A. and Chiang S. T. (2000). Computational Fluid Dynamics Vol1, 2 and 3. Engineering Education System, Kansas, USA. John F. W., Anderson, J.D. (1996) Computational Fluid Dynamics: An Introduction Springer Patankar, S. (1980) Numerical Heat Transfer and Fluid Flow. Taylor and Francis Ranade, V.V. (2002). Computational Flow Modeling for Chemical Reactor Engineering, Academic Press, New York. Versteeg, H.K. and Malalasekera, W. (1995) An Introduction to computational Fluid Dynamics - The Finite Volume Method. Longman Scientific and Technical 29

30 Web Resources Learning+Modules NPTEL Balchandra Puranik and Atul Sharma Srinivaas Jayanthi 30

31 Gratitude Dr. Vivek V. Ranade My Mentor Guide and Teacher ifmg - Research group at NCL, Pune Audience For patient hearing and for their thirst in knowledge 31

32 THANK YOU A person who never made a mistake never tried anything new - Albert Einstein

CHAPTER 7 NUMERICAL MODELLING OF A SPIRAL HEAT EXCHANGER USING CFD TECHNIQUE

CHAPTER 7 NUMERICAL MODELLING OF A SPIRAL HEAT EXCHANGER USING CFD TECHNIQUE CHAPTER 7 NUMERICAL MODELLING OF A SPIRAL HEAT EXCHANGER USING CFD TECHNIQUE In this chapter, the governing equations for the proposed numerical model with discretisation methods are presented. Spiral

More information

DESIGN AND CFD ANALYSIS OF A CENTRIFUGAL PUMP

DESIGN AND CFD ANALYSIS OF A CENTRIFUGAL PUMP DESIGN AND CFD ANALYSIS OF A CENTRIFUGAL PUMP 1 CH.YADAGIRI, 2 P.VIJAYANAND 1 Pg Scholar, Department of MECH, Holymary Institute of Technology, Ranga Reddy, Telangana, India. 2 Assistant Professor, Department

More information

Computational Fluid Dynamics Study Of Fluid Flow And Aerodynamic Forces On An Airfoil S.Kandwal 1, Dr. S. Singh 2

Computational Fluid Dynamics Study Of Fluid Flow And Aerodynamic Forces On An Airfoil S.Kandwal 1, Dr. S. Singh 2 Computational Fluid Dynamics Study Of Fluid Flow And Aerodynamic Forces On An Airfoil S.Kandwal 1, Dr. S. Singh 2 1 M. Tech Scholar, 2 Associate Professor Department of Mechanical Engineering, Bipin Tripathi

More information

Prediction of Performance Characteristics of Orifice Plate Assembly for Non-Standard Conditions Using CFD

Prediction of Performance Characteristics of Orifice Plate Assembly for Non-Standard Conditions Using CFD International Journal of Engineering and Technical Research (IJETR) ISSN: 2321-0869, Volume-3, Issue-5, May 2015 Prediction of Performance Characteristics of Orifice Plate Assembly for Non-Standard Conditions

More information

Modeling of Humidification in Comsol Multiphysics 4.4

Modeling of Humidification in Comsol Multiphysics 4.4 Modeling of Humidification in Comsol Multiphysics 4.4 Indrajit Wadgaonkar *1 and Suresh Arikapudi 1 1 Tata Motors Ltd. Pimpri, Pune, India, 411018. *Corresponding author: Indrajit Wadgaonkar, Tata Motors

More information

MTF071 Computational Fluid Dynamics of Turbulent

MTF071 Computational Fluid Dynamics of Turbulent CHALMERS TEKNISKA HÖGSKOLA Termo- och Fluiddynamik 42 96 Göteborg MTF07 Computational Fluid Dynamics of Turbulent Flow http://wwwtfdchalmersse/gr-kurs/mtf07 Task K2 Lars Davidson 2003-02-03 In Task K you

More information

GENERALISATION OF THE TWO-SCALE MOMENTUM THEORY FOR COUPLED WIND TURBINE/FARM OPTIMISATION

GENERALISATION OF THE TWO-SCALE MOMENTUM THEORY FOR COUPLED WIND TURBINE/FARM OPTIMISATION 25 th National Symposium on Wind Engineering, Tokyo, Japan, 3-5 December 2018 第 25 回風工学シンポジウム (2018) GENERALISATION OF THE TWO-SCALE MOMENTUM THEORY FOR COUPLED WIND TURBINE/FARM OPTIMISATION Takafumi

More information

A numerical study of heat transfer and fluid flow over an in-line tube bank

A numerical study of heat transfer and fluid flow over an in-line tube bank Fluid Structure Interaction VI 295 A numerical study of heat transfer and fluid flow over an in-line tube bank Z. S. Abdel-Rehim Mechanical Engineering Department, National Research Center, Egypt Abstract

More information

Analysis of Flow over a Convertible

Analysis of Flow over a Convertible 69 Analysis of Flow over a Convertible Aniket A Kulkarni 1, S V Satish 2 and V Saravanan 3 1 PES Institute of Technology, India, aniket260919902@gmail.com 2 PES Institute of Technology, India, svsatish@pes.edu

More information

FINITE VOLUME METHOD: BASIC PRINCIPLES AND EXAMPLES

FINITE VOLUME METHOD: BASIC PRINCIPLES AND EXAMPLES FINITE VOLUME METHOD: BASIC PRINCIPLES AND EXAMPLES SHRUTI JAIN B.Tech III Year, Electronics and Communication IIT Roorkee Tutors: Professor G. Biswas Professor S. Chakraborty ACKNOWLEDGMENTS I would like

More information

Investigation of Jet Impingement on Flat Plate Using Triangular and Trapezoid Vortex Generators

Investigation of Jet Impingement on Flat Plate Using Triangular and Trapezoid Vortex Generators ISSN 2395-1621 Investigation of Jet Impingement on Flat Plate Using Triangular and Trapezoid Vortex Generators #1 Sonali S Nagawade, #2 Prof. S Y Bhosale, #3 Prof. N K Chougule 1 Sonalinagawade1@gmail.com

More information

report: Computational Fluid Dynamics Modelling of the Vortex Ventilator MK4 Rev 2 Ventrite International

report: Computational Fluid Dynamics Modelling of the Vortex Ventilator MK4 Rev 2 Ventrite International report: Computational Fluid Dynamics Modelling of the Vortex Ventilator MK4 Rev 2 PrePAreD for: Ventrite International D O C U men t C O N trol Any questions regarding this document should be directed

More information

Drag Coefficient of Tall Building by CFD Method using ANSYS

Drag Coefficient of Tall Building by CFD Method using ANSYS Drag Coefficient of Tall Building by CFD Method using ANSYS Sharma P K 1, Dr. Parekar S R 2 1ME Student, Department of Civil Engineering, AISSM S, Pune, Maharashtra, India 2HOD, Department of Civil Engineering,

More information

Pressure-velocity correction method Finite Volume solution of Navier-Stokes equations Exercise: Finish solving the Navier Stokes equations

Pressure-velocity correction method Finite Volume solution of Navier-Stokes equations Exercise: Finish solving the Navier Stokes equations Today's Lecture 2D grid colocated arrangement staggered arrangement Exercise: Make a Fortran program which solves a system of linear equations using an iterative method SIMPLE algorithm Pressure-velocity

More information

3D Numerical Simulation of Supercritical Flow in Bends of Channel

3D Numerical Simulation of Supercritical Flow in Bends of Channel 3D Numerical Simulation of Supercritical Flow in Bends of Channel Masoud. Montazeri-Namin, Reyhaneh-Sadat. Ghazanfari-Hashemi, and Mahnaz. Ghaeini- Hessaroeyeh Abstract An attempt has been made to simulate

More information

CFD SIMULATIONS OF THE SPENT FUEL POOL IN THE LOSS OF COOLANT ACCIDENT

CFD SIMULATIONS OF THE SPENT FUEL POOL IN THE LOSS OF COOLANT ACCIDENT HEFAT2012 9 th International Conference on Heat Transfer, Fluid Mechanics and Thermodynamics 16 18 July 2012 Malta CFD SIMULATIONS OF THE SPENT FUEL POOL IN THE LOSS OF COOLANT ACCIDENT Lin Y.T., Chiu

More information

Boundary Conditions - Inlet

Boundary Conditions - Inlet Boundary Conditions - Inlet Boundary Conditions Need? What is physical and mathematical significance of a boundary condition? The boundary conditions of any problem is used to define the upper and lower

More information

Lecture 2: Fundamentals 2/3: Navier-Stokes Equation + Basics of Discretization

Lecture 2: Fundamentals 2/3: Navier-Stokes Equation + Basics of Discretization Lecture 2: Fundamentals 2/3: Navier-Stokes Equation Basics of Discretization V.Vuorinen Aalto University School of Engineering CFD Course, Spring 2018 January 15th 2018, Otaniemi ville.vuorinen@aalto.fi

More information

PARTICLE DISPERSION IN ENCLOSED SPACES USING A LAGRANGIAN MODEL

PARTICLE DISPERSION IN ENCLOSED SPACES USING A LAGRANGIAN MODEL IV Journeys in Multiphase Flows (JEM 217) March 27-31, 217, São Paulo, SP, Brazil Copyright 217 by ABCM Paper ID: JEM-217-4 PARTICLE DISPERSION IN ENCLOSED SPACES USING A LAGRANGIAN MODEL Ana María Mosquera

More information

Stratified scavenging in two-stroke engines using OpenFOAM

Stratified scavenging in two-stroke engines using OpenFOAM Stratified scavenging in two-stroke engines using OpenFOAM Håkan Nilsson, Chalmers / Applied Mechanics / Fluid Dynamics 1 Acknowledgements I would like to thank Associate Professor Håkan Nilsson at the

More information

Theory & Applications of Computational Fluid Dynamics CFD

Theory & Applications of Computational Fluid Dynamics CFD جمعية رواد الھندسة والتكنولوجيا Theory & Applications of Computational Fluid Dynamics CFD Prepared and Presented By: Hesham Sami Abdul Munem Mechanical Engineer Pressure Vessels Department ENPPI Contents:

More information

Application of V&V 20 Standard to the Benchmark FDA Nozzle Model

Application of V&V 20 Standard to the Benchmark FDA Nozzle Model Application of V&V 20 Standard to the Benchmark FDA Nozzle Model Gavin A. D Souza 1, Prasanna Hariharan 2, Marc Horner 3, Dawn Bardot 4, Richard A. Malinauskas 2, Ph.D. 1 University of Cincinnati, Cincinnati,

More information

Flow Distribution inside an Electrostatic Precipitator: Effects of Uniform and Variable Porosity of Perforated Plate

Flow Distribution inside an Electrostatic Precipitator: Effects of Uniform and Variable Porosity of Perforated Plate Proceedings of the 5th IASME/WSEAS Int. Conference on Heat Transfer, Thermal Engineering and Environment, Athens, Greece, August 5-7, 7 6 Flow Distribution inside an Electrostatic Precipitator: Effects

More information

MODA. Modelling data documenting one simulation. NewSOL energy storage tank

MODA. Modelling data documenting one simulation. NewSOL energy storage tank MODA Modelling data documenting one simulation NewSOL energy storage tank Metadata for these elements are to be elaborated over time Purpose of this document: Definition of a data organisation that is

More information

The Use of CFD Simulations in Learning Fluid Mechanics at the Undergraduate Level

The Use of CFD Simulations in Learning Fluid Mechanics at the Undergraduate Level Presented at the COMSOL Conference 2009 Boston The Use of CFD Simulations in Learning Fluid Mechanics at the Undergraduate Level Marc K. Smith Woodruff School of Mechanical Engineering Georgia Institute

More information

Numerical modelling of the slurry flow in pipelines and prediction of flow regimes

Numerical modelling of the slurry flow in pipelines and prediction of flow regimes Computational Methods in Multiphase Flow VIII 311 Numerical modelling of the slurry flow in pipelines and prediction of flow regimes M. Swamy, N. González Díez & A. Twerda Heat Transfer and Fluid Dynamics,

More information

5. FVM discretization and Solution Procedure

5. FVM discretization and Solution Procedure 5. FVM discretization and Solution Procedure 1. The fluid domain is divided into a finite number of control volumes (cells of a computational grid). 2. Integral form of the conservation equations are discretized

More information

Multiphase Flows. Mohammed Azhar Phil Stopford

Multiphase Flows. Mohammed Azhar Phil Stopford Multiphase Flows Mohammed Azhar Phil Stopford 1 Outline VOF Model VOF Coupled Solver Free surface flow applications Eulerian Model DQMOM Boiling Model enhancements Multi-fluid flow applications Coupled

More information

Numerical analysis of fluid flow and heat transfer in 2D sinusoidal wavy channel

Numerical analysis of fluid flow and heat transfer in 2D sinusoidal wavy channel Numerical analysis of fluid flow and heat transfer in 2D sinusoidal wavy channel Arunanshu Chakravarty 1* 1 CTU in Prague, Faculty of Mechanical Engineering, Department of Process Engineering,Technická

More information

Numerical Modelling For Hydro Energy Convertor: Impulse Turbine

Numerical Modelling For Hydro Energy Convertor: Impulse Turbine International Journal of ChemTech Research CODEN( USA): IJCRGG ISSN : 0974-4290 Vol.5, No.2, pp 1003-1008, April-June 2013 ICGSEE-2013[14 th 16 th March 2013] International Conference on Global Scenario

More information

Transient Thermal Flow and Thermal Stress Analysis Coupled NASTRAN and SC/Tetra

Transient Thermal Flow and Thermal Stress Analysis Coupled NASTRAN and SC/Tetra Transient Thermal Flow and Thermal Stress Analysis Coupled NASTRAN and SC/Tetra Qin Yin Fan Software CRADLE Co., Ltd. ABSTRACT In SAE paper 2004-01-1345, author focused on how to use a steady state temperature

More information

Numerical Investigation of Convective Heat Transfer in Pin Fin Type Heat Sink used for Led Application by using CFD

Numerical Investigation of Convective Heat Transfer in Pin Fin Type Heat Sink used for Led Application by using CFD GRD Journals- Global Research and Development Journal for Engineering Volume 1 Issue 8 July 2016 ISSN: 2455-5703 Numerical Investigation of Convective Heat Transfer in Pin Fin Type Heat Sink used for Led

More information

SHELL SIDE NUMERICAL ANALYSIS OF A SHELL AND TUBE HEAT EXCHANGER CONSIDERING THE EFFECTS OF BAFFLE INCLINATION ANGLE ON FLUID FLOW

SHELL SIDE NUMERICAL ANALYSIS OF A SHELL AND TUBE HEAT EXCHANGER CONSIDERING THE EFFECTS OF BAFFLE INCLINATION ANGLE ON FLUID FLOW THERMAL SCIENCE: Year 2012, Vol. 16, No. 4, pp. 1165-1174 1165 SHELL SIDE NUMERICAL ANALYSIS OF A SHELL AND TUBE HEAT EXCHANGER CONSIDERING THE EFFECTS OF BAFFLE INCLINATION ANGLE ON FLUID FLOW by Rajagapal

More information

CFD analysis of the transient flow in a low-oil concentration hydrocyclone

CFD analysis of the transient flow in a low-oil concentration hydrocyclone CFD analysis of the transient flow in a low-oil concentration hydrocyclone Paladino, E. E. (1), Nunes, G. C. () and Schwenk, L. (1) (1) ESSS Engineering Simulation and Scientific Software CELTA - Rod SC-41,

More information

Project 4: Navier-Stokes Solution to Driven Cavity and Channel Flow Conditions

Project 4: Navier-Stokes Solution to Driven Cavity and Channel Flow Conditions Project 4: Navier-Stokes Solution to Driven Cavity and Channel Flow Conditions R. S. Sellers MAE 5440, Computational Fluid Dynamics Utah State University, Department of Mechanical and Aerospace Engineering

More information

Simplified Model of WWER-440 Fuel Assembly for ThermoHydraulic Analysis

Simplified Model of WWER-440 Fuel Assembly for ThermoHydraulic Analysis 1 Portál pre odborné publikovanie ISSN 1338-0087 Simplified Model of WWER-440 Fuel Assembly for ThermoHydraulic Analysis Jakubec Jakub Elektrotechnika 13.02.2013 This work deals with thermo-hydraulic processes

More information

Natural Convection from a Long Horizontal Cylinder

Natural Convection from a Long Horizontal Cylinder Natural Convection from a Long Horizontal Cylinder Hussein Awad Kurdi Saad Engineering Technical College of Al Najaf, Al-Furat Al-Awsat Technical University, Iraq ABSTRACT: Natural convection from a Long

More information

DEVELOPED LAMINAR FLOW IN PIPE USING COMPUTATIONAL FLUID DYNAMICS M.

DEVELOPED LAMINAR FLOW IN PIPE USING COMPUTATIONAL FLUID DYNAMICS M. DEVELOPED LAMINAR FLOW IN PIPE USING COMPUTATIONAL FLUID DYNAMICS M. Sahu 1, Kishanjit Kumar Khatua and Kanhu Charan Patra 3, T. Naik 4 1, &3 Department of Civil Engineering, National Institute of technology,

More information

Computational fluid dynamics study of flow depth in an open Venturi channel for Newtonian fluid

Computational fluid dynamics study of flow depth in an open Venturi channel for Newtonian fluid Computational fluid dynamics study of flow depth in an open Venturi channel for Newtonian fluid Prasanna Welahettige 1, Bernt Lie 1, Knut Vaagsaether 1 1 Department of Process, Energy and Environmental

More information

Numerical and Experimental Study on the Effect of Guide Vane Insertion on the Flow Characteristics in a 90º Rectangular Elbow

Numerical and Experimental Study on the Effect of Guide Vane Insertion on the Flow Characteristics in a 90º Rectangular Elbow Numerical and Experimental Study on the Effect of Guide Vane Insertion on the Flow Characteristics in a 90º Rectangular Elbow Sutardi 1, Wawan A. W., Nadia, N. and Puspita, K. 1 Mechanical Engineering

More information

Effect of radius ratio on pressure drop across a 90 bend for high concentration coal ash slurries

Effect of radius ratio on pressure drop across a 90 bend for high concentration coal ash slurries This paper is part of the Proceedings of the 11 International Conference th on Engineering Sciences (AFM 2016) www.witconferences.com Effect of radius ratio on pressure drop across a 90 bend for high concentration

More information

SOE3213/4: CFD Lecture 1

SOE3213/4: CFD Lecture 1 What is CFD SOE3213/4: CFD Lecture 1 3d 3d Computational Fluid Dynamics { use of computers to study uid dynamics. Solve the Navier-Stokes Equations (NSE) : r:u = 0 Du Dt = rp + r 2 u + F 4 s for 4 unknowns,

More information

External Flow and Boundary Layer Concepts

External Flow and Boundary Layer Concepts 1 2 Lecture (8) on Fayoum University External Flow and Boundary Layer Concepts By Dr. Emad M. Saad Mechanical Engineering Dept. Faculty of Engineering Fayoum University Faculty of Engineering Mechanical

More information

CFD ANALYSIS OF CD NOZZLE AND EFFECT OF NOZZLE PRESSURE RATIO ON PRESSURE AND VELOCITY FOR SUDDENLY EXPANDED FLOWS. Kuala Lumpur, Malaysia

CFD ANALYSIS OF CD NOZZLE AND EFFECT OF NOZZLE PRESSURE RATIO ON PRESSURE AND VELOCITY FOR SUDDENLY EXPANDED FLOWS. Kuala Lumpur, Malaysia International Journal of Mechanical and Production Engineering Research and Development (IJMPERD) ISSN(P): 2249-6890; ISSN(E): 2249-8001 Vol. 8, Issue 3, Jun 2018, 1147-1158 TJPRC Pvt. Ltd. CFD ANALYSIS

More information

Analysis and Enhancement of Hydraulic Ram Pump using Computational Fluid Dynamics (CFD)

Analysis and Enhancement of Hydraulic Ram Pump using Computational Fluid Dynamics (CFD) IJIRST International Journal for Innovative Research in Science & Technology Volume 2 Issue 03 August 2015 ISSN (online): 2349-6010 Analysis and Enhancement of Hydraulic Ram Pump using Computational Fluid

More information

A Comparative Analysis of Turbulent Pipe Flow Using k And k Models

A Comparative Analysis of Turbulent Pipe Flow Using k And k Models A Comparative Analysis of Turbulent Pipe Flow Using k And k Models 1 B. K. Menge, 2 M. Kinyanjui, 3 J. K. Sigey 1 Department of Mathematics and Physics. Technical University of Mombasa, P.O BOX 90420-80100,Mombasa,

More information

Chapter 9: Differential Analysis

Chapter 9: Differential Analysis 9-1 Introduction 9-2 Conservation of Mass 9-3 The Stream Function 9-4 Conservation of Linear Momentum 9-5 Navier Stokes Equation 9-6 Differential Analysis Problems Recall 9-1 Introduction (1) Chap 5: Control

More information

CFD Analysis On Thermal Energy Storage In Phase Change Materials Using High Temperature Solution

CFD Analysis On Thermal Energy Storage In Phase Change Materials Using High Temperature Solution CFD Analysis On Thermal Energy Storage In Phase Change Materials Using High Temperature Solution Santosh Chavan 1, M. R. Nagaraj 2 1 PG Student, Thermal Power Engineering, PDA College of Engineering, Gulbarga-585102,

More information

CFD Analysis of High Temperature and High Velocity System: Plasma Torch

CFD Analysis of High Temperature and High Velocity System: Plasma Torch CFD Analysis of High Temperature and High Velocity System: Plasma Torch Abhishek Pratap Singh Bhadauria 1 1 Department of Mechanical Engineering, K. J. Somaiya College of Engineering, Mumbai, Maharashtra,

More information

DRAG PREDICTION AND VALIDATION OF STANDARD M549, 155mm PROJECTILE

DRAG PREDICTION AND VALIDATION OF STANDARD M549, 155mm PROJECTILE DRAG PREDICTION AND VALIDATION OF STANDARD M549, 155mm PROJECTILE 1 Kiran Torangatti, 2 Dr.Basawaraj 1 Research Scholar, Department of Aerospace Propulsion and Technology, VTU-CPGS Bangalore -560018,Karnataka,

More information

Development of a consistent and conservative Eulerian - Eulerian algorithm for multiphase flows

Development of a consistent and conservative Eulerian - Eulerian algorithm for multiphase flows Development of a consistent and conservative Eulerian - Eulerian algorithm for multiphase flows Ana Cubero Alberto Sanchez-Insa Norberto Fueyo Numerical Fluid Dynamics Group University of Zaragoza Spain

More information

CFD in COMSOL Multiphysics

CFD in COMSOL Multiphysics CFD in COMSOL Multiphysics Mats Nigam Copyright 2016 COMSOL. Any of the images, text, and equations here may be copied and modified for your own internal use. All trademarks are the property of their respective

More information

Computational Fluid Dynamics

Computational Fluid Dynamics Computational Fluid Dynamics A Practical Approach Jiyuan Tu RMIT University, Australia Guan Heng Yeoh Australian Nuclear Science and Technology Organisation Chaoqun Liu University of Texas, Arlington ^fl

More information

Chapter 9: Differential Analysis of Fluid Flow

Chapter 9: Differential Analysis of Fluid Flow of Fluid Flow Objectives 1. Understand how the differential equations of mass and momentum conservation are derived. 2. Calculate the stream function and pressure field, and plot streamlines for a known

More information

Tutorial: Premixed Flow in a Conical Chamber using the Finite-Rate Chemistry Model

Tutorial: Premixed Flow in a Conical Chamber using the Finite-Rate Chemistry Model Tutorial: Premixed Flow in a Conical Chamber using the Finite-Rate Chemistry Model Introduction The purpose of this tutorial is to provide guidelines and recommendations for setting up and solving the

More information

Influence of Heat Transfer Process in Porous Media with Air Cavity- A CFD Analysis

Influence of Heat Transfer Process in Porous Media with Air Cavity- A CFD Analysis Proceedings of the 4 th International Conference of Fluid Flow, Heat and Mass Transfer (FFHMT'17) Toronto, Canada August 21 23, 2017 Paper No. 161 DOI: 10.11159/ffhmt17.161 Influence of Heat Transfer Process

More information

Development of twophaseeulerfoam

Development of twophaseeulerfoam ISPRAS OPEN 2016 NUMERICAL STUDY OF SADDLE-SHAPED VOID FRACTION PROFILES EFFECT ON THERMAL HYDRAULIC PARAMETERS OF THE CHANNEL WITH TWO-PHASE FLOW USING OPENFOAM AND COMPARISON WITH EXPERIMENTS Varseev

More information

CFD ANALYSIS OF TRIANGULAR ABSORBER TUBE OF A SOLAR FLAT PLATE COLLECTOR

CFD ANALYSIS OF TRIANGULAR ABSORBER TUBE OF A SOLAR FLAT PLATE COLLECTOR Int. J. Mech. Eng. & Rob. Res. 2013 Basavanna S and K S Shashishekar, 2013 Research Paper ISSN 2278 0149 www.imerr.com Vol. 2, No. 1, January 2013 2013 IJMERR. All Rights Reserved CFD ANALYSIS OF TRIANGULAR

More information

CFD ANALYSIS OF CONVERGENT-DIVERGENT NOZZLE

CFD ANALYSIS OF CONVERGENT-DIVERGENT NOZZLE 1. G. SATYANARAYANA,. Ch. VARUN, 3. S.S. NAIDU CFD ANALYSIS OF CONVERGENT-DIVERGENT NOZZLE 1-3. DEPARTMENT OF MECHANICAL ENGINEERING, MVGRCE, VIZIANAGARAM, 535005, (A.P.), INDIA ABSTRACT: CFD is a branch

More information

MSc. Thesis Project. Simulation of a Rotary Kiln. MSc. Cand.: Miguel A. Romero Advisor: Dr. Domenico Lahaye. Challenge the future

MSc. Thesis Project. Simulation of a Rotary Kiln. MSc. Cand.: Miguel A. Romero Advisor: Dr. Domenico Lahaye. Challenge the future MSc. Thesis Project Simulation of a Rotary Kiln MSc. Cand.: Miguel A. Romero Advisor: Dr. Domenico Lahaye 1 Problem Description What is a Rotary Kiln? A Rotary Kiln is a pyroprocessing device used to raise

More information

SD Numerical Simulation Technique for Hydrodynamic Flow Gas-Solids Mixing

SD Numerical Simulation Technique for Hydrodynamic Flow Gas-Solids Mixing SD Numerical Simulation Technique for Hydrodynamic Flow Gas-Solids Mixing Presented by: Irla Mantilla N. irlamn@uni.edu.pe National University of Engineering, Lima - Perú Abstract We formulate a new mathematical

More information

1D-3D COUPLED SIMULATION OF THE FUEL INJECTION INSIDE A HIGH PERFORMANCE ENGINE FOR MOTORSPORT APPLICATION: SPRAY TARGETING AND INJECTION TIMING

1D-3D COUPLED SIMULATION OF THE FUEL INJECTION INSIDE A HIGH PERFORMANCE ENGINE FOR MOTORSPORT APPLICATION: SPRAY TARGETING AND INJECTION TIMING 1D-3D COUPLED SIMULATION OF THE FUEL INJECTION INSIDE A HIGH PERFORMANCE ENGINE FOR MOTORSPORT APPLICATION: SPRAY TARGETING AND INJECTION TIMING M. Fiocco, D. Borghesi- Mahindra Racing S.P.A. Outline Introduction

More information

Predictionof discharge coefficient of Venturimeter at low Reynolds numbers by analytical and CFD Method

Predictionof discharge coefficient of Venturimeter at low Reynolds numbers by analytical and CFD Method International Journal of Engineering and Technical Research (IJETR) ISSN: 2321-0869, Volume-3, Issue-5, May 2015 Predictionof discharge coefficient of Venturimeter at low Reynolds numbers by analytical

More information

CFD Analysis of Forced Convection Flow and Heat Transfer in Semi-Circular Cross-Sectioned Micro-Channel

CFD Analysis of Forced Convection Flow and Heat Transfer in Semi-Circular Cross-Sectioned Micro-Channel CFD Analysis of Forced Convection Flow and Heat Transfer in Semi-Circular Cross-Sectioned Micro-Channel *1 Hüseyin Kaya, 2 Kamil Arslan 1 Bartın University, Mechanical Engineering Department, Bartın, Turkey

More information

CFD ANALYSIS OF TURBULENCE EFFECT ON REACTION IN STIRRED TANK REACTORS

CFD ANALYSIS OF TURBULENCE EFFECT ON REACTION IN STIRRED TANK REACTORS CFD ANALYSIS OF TURBULENCE EFFECT ON REACTION IN STIRRED TANK REACTORS Udaya Bhaskar Reddy R*, Gopalakrishnan S, Ramasamy E Department of Chemical Engineering, Coimbatore Institute of Technology, Coimbatore-

More information

This chapter focuses on the study of the numerical approximation of threedimensional

This chapter focuses on the study of the numerical approximation of threedimensional 6 CHAPTER 6: NUMERICAL OPTIMISATION OF CONJUGATE HEAT TRANSFER IN COOLING CHANNELS WITH DIFFERENT CROSS-SECTIONAL SHAPES 3, 4 6.1. INTRODUCTION This chapter focuses on the study of the numerical approximation

More information

HEAT TRANSFER CAPABILITY OF A THERMOSYPHON HEAT TRANSPORT DEVICE WITH EXPERIMENTAL AND CFD STUDIES

HEAT TRANSFER CAPABILITY OF A THERMOSYPHON HEAT TRANSPORT DEVICE WITH EXPERIMENTAL AND CFD STUDIES HEAT TRANSFER CAPABILITY OF A THERMOSYPHON HEAT TRANSPORT DEVICE WITH EXPERIMENTAL AND CFD STUDIES B.M. Lingade a*, Elizabeth Raju b, A Borgohain a, N.K. Maheshwari a, P.K.Vijayan a a Reactor Engineering

More information

Analysis and interpretation of the LIVE-L6 experiment

Analysis and interpretation of the LIVE-L6 experiment Analysis and interpretation of the LIVE-L6 experiment A. Palagin, A. Miassoedov, X. Gaus-Liu (KIT), M. Buck (IKE), C.T. Tran, P. Kudinov (KTH), L. Carenini (IRSN), C. Koellein, W. Luther (GRS) V. Chudanov

More information

CFD Simulation on Supercritical Fluid Extraction of Black Pepper's Bioactive Compounds: Single Particle Study

CFD Simulation on Supercritical Fluid Extraction of Black Pepper's Bioactive Compounds: Single Particle Study Journal of Engineering Science, Vol. 10, 107 116, 2014 CFD Simulation on Supercritical Fluid Extraction of Black Pepper's Bioactive Compounds: Single Particle Study Then Siew Ping, * Freddie Panau and

More information

NUMERICAL INVESTIGATION OF VERTICAL AXIS WIND TURBINE WITH TWIST ANGLE IN BLADES

NUMERICAL INVESTIGATION OF VERTICAL AXIS WIND TURBINE WITH TWIST ANGLE IN BLADES Eleventh International Conference on CFD in the Minerals and Process Industries CSIRO, Melbourne, Australia 7-9 December 05 NUMERICAL INVESTIGATION OF VERTICAL AXIS WIND TURBINE WITH TWIST ANGLE IN BLADES

More information

CFD SIMULATION OF A SINGLE PHASE FLOW IN A PIPE SEPARATOR USING REYNOLDS STRESS METHOD

CFD SIMULATION OF A SINGLE PHASE FLOW IN A PIPE SEPARATOR USING REYNOLDS STRESS METHOD CFD SIMULATION OF A SINGLE PHASE FLOW IN A PIPE SEPARATOR USING REYNOLDS STRESS METHOD Eyitayo A. Afolabi 1 and J. G. M. Lee 2 1 Department of Chemical Engineering, Federal University of Technology, Minna,

More information

MAE 598 Project #1 Jeremiah Dwight

MAE 598 Project #1 Jeremiah Dwight MAE 598 Project #1 Jeremiah Dwight OVERVIEW A simple hot water tank, illustrated in Figures 1 through 3 below, consists of a main cylindrical tank and two small side pipes for the inlet and outlet. All

More information

Initial and Boundary Conditions

Initial and Boundary Conditions Initial and Boundary Conditions Initial- and boundary conditions are needed For a steady problems correct initial conditions is important to reduce computational time and reach convergence Boundary conditions

More information

A finite-volume algorithm for all speed flows

A finite-volume algorithm for all speed flows A finite-volume algorithm for all speed flows F. Moukalled and M. Darwish American University of Beirut, Faculty of Engineering & Architecture, Mechanical Engineering Department, P.O.Box 11-0236, Beirut,

More information

Computational Fluid Dynamics-1(CFDI)

Computational Fluid Dynamics-1(CFDI) بسمه تعالی درس دینامیک سیالات محاسباتی 1 دوره کارشناسی ارشد دانشکده مهندسی مکانیک دانشگاه صنعتی خواجه نصیر الدین طوسی Computational Fluid Dynamics-1(CFDI) Course outlines: Part I A brief introduction to

More information

FLOWS IN LIQUID FOAMS

FLOWS IN LIQUID FOAMS FLOWS IN LIQUID FOAMS A finite element approach A. SAUGEY, E. JANIAUD, W. DRENCKHAN, S. HUTZLER, D. WEAIRE Physics Department,, TRINITY COLLEGE DUBLIN Facing a problem of fluid flow in a physical system,

More information

Experimental and CFD analysis of flow through venturimeter to determine the coefficient of discharge

Experimental and CFD analysis of flow through venturimeter to determine the coefficient of discharge Experimental and CFD analysis of flow through venturimeter to determine the coefficient of discharge Nikhil Tamhankar Amar Pandhare Ashwinkumar Joglekar Vaibhav Bansode Abstract- The pressure distribution

More information

This section develops numerically and analytically the geometric optimisation of

This section develops numerically and analytically the geometric optimisation of 7 CHAPTER 7: MATHEMATICAL OPTIMISATION OF LAMINAR-FORCED CONVECTION HEAT TRANSFER THROUGH A VASCULARISED SOLID WITH COOLING CHANNELS 5 7.1. INTRODUCTION This section develops numerically and analytically

More information

Coupled calculations in OpenFOAM -

Coupled calculations in OpenFOAM - Coupled calculations in OpenFOAM - Multiphysics handling, structures and solvers, Gothenburg Region OpenFOAM User Group Meeting Klas Jareteg Chalmers University of Technology November 14, 2012 Outline

More information

COMPUTATIONAL SIMULATION OF THE FLOW PAST AN AIRFOIL FOR AN UNMANNED AERIAL VEHICLE

COMPUTATIONAL SIMULATION OF THE FLOW PAST AN AIRFOIL FOR AN UNMANNED AERIAL VEHICLE COMPUTATIONAL SIMULATION OF THE FLOW PAST AN AIRFOIL FOR AN UNMANNED AERIAL VEHICLE L. Velázquez-Araque 1 and J. Nožička 2 1 Division of Thermal fluids, Department of Mechanical Engineering, National University

More information

There are no simple turbulent flows

There are no simple turbulent flows Turbulence 1 There are no simple turbulent flows Turbulent boundary layer: Instantaneous velocity field (snapshot) Ref: Prof. M. Gad-el-Hak, University of Notre Dame Prediction of turbulent flows standard

More information

INTRODUCCION AL ANALISIS DE ELEMENTO FINITO (CAE / FEA)

INTRODUCCION AL ANALISIS DE ELEMENTO FINITO (CAE / FEA) INTRODUCCION AL ANALISIS DE ELEMENTO FINITO (CAE / FEA) Title 3 Column (full page) 2 Column What is Finite Element Analysis? 1 Column Half page The Finite Element Method The Finite Element Method (FEM)

More information

Turbulent Boundary Layers & Turbulence Models. Lecture 09

Turbulent Boundary Layers & Turbulence Models. Lecture 09 Turbulent Boundary Layers & Turbulence Models Lecture 09 The turbulent boundary layer In turbulent flow, the boundary layer is defined as the thin region on the surface of a body in which viscous effects

More information

DEVELOPMENT OF A NUMERICAL APPROACH FOR SIMULATION OF SAND BLOWING AND CORE FORMATION

DEVELOPMENT OF A NUMERICAL APPROACH FOR SIMULATION OF SAND BLOWING AND CORE FORMATION TMS (The Minerals, Metals & Materials Society), DEVELOPMENT OF A NUMERICAL APPROACH FOR SIMULATION OF SAND BLOWING AND CORE FORMATION G.F. Yao, C. W. Hirt, and

More information

TABLE OF CONTENTS CHAPTER TITLE PAGE

TABLE OF CONTENTS CHAPTER TITLE PAGE v TABLE OF CONTENTS CHAPTER TITLE PAGE TABLE OF CONTENTS LIST OF TABLES LIST OF FIGURES LIST OF SYMBOLS LIST OF APPENDICES v viii ix xii xiv CHAPTER 1 INTRODUCTION 1.1 Introduction 1 1.2 Literature Review

More information

CFD-Modeling of Turbulent Flows in a 3x3 Rod Bundle and Comparison to Experiments

CFD-Modeling of Turbulent Flows in a 3x3 Rod Bundle and Comparison to Experiments CFD-Modeling of Turbulent Flows in a 3x3 Rod Bundle and Comparison to Experiments C. Lifante 1, B. Krull 1, Th. Frank 1, R. Franz 2, U. Hampel 2 1 PBU, ANSYS Germany, Otterfing 2 Institute of Safety Research,

More information

COMPUTATIONAL FLUID DYNAMICS ON DIFFERENT PASSAGES OVER A PLATE COIL EVAPORATOR FOR 40 LITER STORAGE TYPE WATER COOLER

COMPUTATIONAL FLUID DYNAMICS ON DIFFERENT PASSAGES OVER A PLATE COIL EVAPORATOR FOR 40 LITER STORAGE TYPE WATER COOLER Int. J. Mech. Eng. & Rob. Res. 2014 Mukund Y Pande and Atul Patil, 2014 Research Paper ISSN 2278 0149 www.ijmerr.com Vol. 3, No. 4, October 2014 2014 IJMERR. All Rights Reserved COMPUTATIONAL FLUID DYNAMICS

More information

Numerical investigation of swirl flow inside a supersonic nozzle

Numerical investigation of swirl flow inside a supersonic nozzle Advances in Fluid Mechanics IX 131 Numerical investigation of swirl flow inside a supersonic nozzle E. Eslamian, H. Shirvani & A. Shirvani Faculty of Science and Technology, Anglia Ruskin University, UK

More information

Understanding Transport Phenomena Concepts in Chemical Engineering with COMSOL Multiphysics

Understanding Transport Phenomena Concepts in Chemical Engineering with COMSOL Multiphysics Understanding Transport Phenomena Concepts in Chemical Engineering with COMSOL Multiphysics Erick S. Vasquez, Ph.D. Department of Chemical and Materials Engineering, University of Dayton, Dayton, OH, USA

More information

Filtered Two-Fluid Model for Gas-Particle Suspensions. S. Sundaresan and Yesim Igci Princeton University

Filtered Two-Fluid Model for Gas-Particle Suspensions. S. Sundaresan and Yesim Igci Princeton University Filtered Two-Fluid Model for Gas-Particle Suspensions S. Sundaresan and Yesim Igci Princeton University Festschrift for Professor Dimitri Gidaspow's 75th Birthday II Wednesday, November 11, 2009: 3:15

More information

A CFD Analysis Of A Solar Air Heater Having Triangular Rib Roughness On The Absorber Plate

A CFD Analysis Of A Solar Air Heater Having Triangular Rib Roughness On The Absorber Plate International Journal of ChemTech Research CODEN( USA): IJCRGG ISSN : 0974-4290 Vol.5, No.2, pp 964-971, April-June 2013 ICGSEE-2013[14th 16th March 2013] International Conference on Global Scenario in

More information

The Simulation of Wraparound Fins Aerodynamic Characteristics

The Simulation of Wraparound Fins Aerodynamic Characteristics The Simulation of Wraparound Fins Aerodynamic Characteristics Institute of Launch Dynamics Nanjing University of Science and Technology Nanjing Xiaolingwei 00 P. R. China laithabbass@yahoo.com Abstract:

More information

"C:\Program Files\ANSYS Inc\v190\CFX\bin\perllib\cfx5solve.pl" -batch -ccl runinput.ccl -fullname "Fluid Flow CFX_002"

C:\Program Files\ANSYS Inc\v190\CFX\bin\perllib\cfx5solve.pl -batch -ccl runinput.ccl -fullname Fluid Flow CFX_002 This run of the CFX Release 19.0 Solver started at 19:06:17 on 05 Jun 2018 by user ltval on DESKTOP-JCG0747 (intel_xeon64.sse2_winnt) using the command: "C:\Program Files\ANSYS Inc\v190\CFX\bin\perllib\cfx5solve.pl"

More information

CFD SIMULATION OF SOLID-LIQUID STIRRED TANKS

CFD SIMULATION OF SOLID-LIQUID STIRRED TANKS CFD SIMULATION OF SOLID-LIQUID STIRRED TANKS Divyamaan Wadnerkar 1, Ranjeet P. Utikar 1, Moses O. Tade 1, Vishnu K. Pareek 1 Department of Chemical Engineering, Curtin University Perth, WA 6102 r.utikar@curtin.edu.au

More information

International Journal of Scientific & Engineering Research, Volume 6, Issue 5, May ISSN

International Journal of Scientific & Engineering Research, Volume 6, Issue 5, May ISSN International Journal of Scientific & Engineering Research, Volume 6, Issue 5, May-2015 28 CFD BASED HEAT TRANSFER ANALYSIS OF SOLAR AIR HEATER DUCT PROVIDED WITH ARTIFICIAL ROUGHNESS Vivek Rao, Dr. Ajay

More information

Drag reduction in a class 8 truck - scaled down model

Drag reduction in a class 8 truck - scaled down model Drag reduction in a class 8 truck - scaled down model Vishwa Krishna. R 1, Suwathy. R 2, Pragadeesh. M 1, and Venkatesan. M 1,* 1 School of Mechanical Engineering, SASTRA Deemed University, Tirumalaisamudram,

More information

SOE3213/4: CFD Lecture 3

SOE3213/4: CFD Lecture 3 CFD { SOE323/4: CFD Lecture 3 @u x @t @u y @t @u z @t r:u = 0 () + r:(uu x ) = + r:(uu y ) = + r:(uu z ) = @x @y @z + r 2 u x (2) + r 2 u y (3) + r 2 u z (4) Transport equation form, with source @x Two

More information

Momentum Equation-Derivation-1 Consider the 2D continuity equation and integrate over the height of the boundary layer

Momentum Equation-Derivation-1 Consider the 2D continuity equation and integrate over the height of the boundary layer Module 2 : Convection Lecture 25 : Integral Boundary Layer Equations Objectives In this class: Integral equations for the momentum and thermal boundary layers are obtained Solution of these equations for

More information

NUMERICAL INVESTIGATION OF CURVATURE AND TORSION EFFECTS ON WATER FLOW FIELD IN HELICAL RECTANGULAR CHANNELS

NUMERICAL INVESTIGATION OF CURVATURE AND TORSION EFFECTS ON WATER FLOW FIELD IN HELICAL RECTANGULAR CHANNELS Journal of Engineering Science and Technology Vol. 10, No. 7 (2015) 827-840 School of Engineering, Taylor s University NUMERICAL INVESTIGATION OF CURVATURE AND TORSION EFFECTS ON WATER FLOW FIELD IN HELICAL

More information

Numerical studies on natural ventilation flow in an enclosure with both buoyancy and wind effects

Numerical studies on natural ventilation flow in an enclosure with both buoyancy and wind effects Numerical studies on natural ventilation flow in an enclosure with both buoyancy and wind effects Ji, Y Title Authors Type URL Numerical studies on natural ventilation flow in an enclosure with both buoyancy

More information