FUNDAMENTALS of COMPUTATIONAL FLUID DYNAMICS Possible uses for this information will include: Providing useful information to self-learners; Providing focus for the developers of short courses, text books and other learning material; Providing a basis for the production of self-test quizzes and examinations; Providing the basis for registers of suitably qualified and experienced persons. Recommended Competences Category & Code Number Pre-Requisites CFDpr1 CFDpr2 STATEMENT OF COMPETENCE Standard or Advanced and EQF Level Resource Reference Code Appropriate levels of Maths and Physics. Statements of competence in category Fundamentals of Heat Transfer and Fluid Flow Knowledge The ability to recall key information When writing a statement of competence in this category, use the verbs .... state, sketch, list, define, or similar. CFDkn1 State the general transport equation for a general S,6 CFDref1 flow variable. CFDkn2 State the Navier-Stokes equations. S,6 CFDref2 CFDkn3 State the Reynolds Averaged Navier Stokes S,6 CFDref3 equations State the general energy equation S,6 CFDref4 CFDkn4 List typical boundary conditions for incompressible S,6 CFDref5 and compressible flow boundaries CFDkn5 State the principles of best practice in CFD S,6 CFDref6 CFDkn6 List in order of complexity the range of turbulence S,6 CFDref7 models for RANS modelling approaches CFDkn7 List the main sources of error and uncertainty that S,6 CFDref8 may occur in a CFD calculation CFDkn8 List and define the key terminology used in CFD S,6 CFDref9 applications CFDkn9 Identify sources of archived experimental data for S,6 CFDref10 CFD validation CFDkn9 List and define the range of common numerical S,6 CFDref11 grids found in CFD modelling Comprehension The ability to demonstrate understanding and interpretation When writing a statement of competence in this category, use the verbs .... describe, explain, classify, review or similar. CFDco1 Explain the terms elliptic, parabolic and hyperbolic and the implications for solutions methods in the S,6 CFDref12 context of fluid flow CFDco2 Compare and contrast the finite difference , finite S,6 CFDref13 volume and finite element discretisation methods CFDco3 Explain the term continuum and state the limits of S,6 CFDref14 applicability of continuum assumptions. CFDco4 Explain why turbulence models are required and S,7 CFDre15 classify the range of models currently available . CFDco5 Review the terms in the differential form of the governing equations for fluid flow and explain their S,6 CFDref16 physical significance. CFDco5 Review the available turbulence models for RANS approaches and discuss their strengths, S,7 CFDref17 weaknesses and their applicability to a range of different flow conditions. CFDco6 Explain the consequences of the universal velocity distribution at the wall and its importance to the CFDref18 S,7 specification of wall boundary conditions for turbulent CFD applications CFDco7 Explain the conflict between accuracy and computational efficiency when specifying outlet flow S,6 CFDref19 boundary conditions CFDco8 Explain the difference between RANS and LES S,6 CFDref20 turbulence modelling approaches CFDco9 Explain the basis of common solution algorithms in S,7 CFDref21 steady flows CFDco10 Compare and contrast Direct and iterative solution S,6 CFDref22 methods for linear algebraic equations CFDco11 Discuss the issues and conditions of numerical stability in the numerical solution of unsteady flow S,7 CFDref23 problems CFDco12 Review the issues associated with the estimation of S,7 CFDref24 total uncertainty in a flow simulation CFDco13 Review the range of idealisations that are required S,6 CFDref25 in applying CFD methods CFDco14 Review the pros and cons of gridding approaches S,6 CFDref26 commonly applied in CFD methods . Application The ability to apply principles to particular situations When writing a statement of competence in this category, use the verbs .... employ, demonstrate, conduct, use, apply, solve, utilise or similar. CFDap1 CFDap2 CFDap3 Demonstrate the ability to examine a range of flow phenomenon and employ appropriate fluid modelling approaches Demonstrate the ability to apply discretisation techniques for diffusion ,convection and source terms of the general transport equation using the Finite Volume and/or Finite Element techniques Demonstrate the ability to apply boundary conditions correctly for external and internal S,6 CFDref27 S,7 CFDref28 S,6 CFDref29 CFDap4 CFDap5 CFDap6 CFDap7 CFDap7 CFDap8 incompressible flow problems Demonstrate the ability to select appropriate numerical grids for incompressible and compressible flow problems in complex geometries Demonstrate the ability to apply Boundary conditions correctly for external and internal compressible flow problems Use best practice CFD methods to determine the steady state pressure and velocity distribution for incompressible laminar and turbulent internal flows using RANS approaches Use best practice CFD methods to solve steady state internal compressible flows involving supersonic conditions Employ best practice guidelines for the validation of a CFD model Demonstrate the ability to prepare a comprehensive report on a CFD analysis S,6 CFDref30 S,6 CFDref31 S,6 CFDref32 S,7 CFDref33 S,7 CFDref34 S,6 CFDref35 Analysis The ability to break a problem down and seek relationships between parts When writing a statement of competence in this category, use the verbs .... analyse, calculate, determine, appraise or similar. CFDan1 Analyse a fluid engineering problem and identify the A,7 CFDref36 limitations of the analysis. CFDan2 Determine whether the results from a CFD study meet the analysis objectives and comply with A,7 CFDref37 analysis assumptions. Synthesis Bringing together facts and ideas to create a new approach or idea - When writing a statement of competence in this category, use the verbs .... construct, plan, formulate, prepare or similar. CFDsy1 Formulate an analysis strategy identifying, geometry simplifications, physical modelling A,6 CFDref38 assumptions, boundary conditions, material properties for laminar and turbulent flow problems. CFDsy2 Construct a strategy for the assessment of fluid flow A,7 CFDref39 design concepts using CFD methods . CFDsy3 Formulate a plan to address the uncertainty in input data or modelling when using a CFD code for a A,7 CFDref40 design study Evaluation To make judgements about methods , design, solutions When writing a statement of competence in this category, use the verbs .... assess, justify, select, evaluate or similar. CFDev1 Assess the suitability of databases to validate the A,7 CFDref41 accuracy of a CFD computation CFDev2 Appraise the use of a range of different CFD codes A,7 CFDref42 for flow simulation problems. CFDev3 Assess whether a CFD solution can be decoupled A.7 CFDref43 from other phenomena REFERENCES: CFDref1 An Introduction to Computational Fluid Dynamics; The Finite Volume Method, Chapter 2 Conservation laws of fluid motion and boundary conditions, 2nd edition, 2007, Versteeg H.K. , Malalasekera, W, Pearson, ISBN 978-013-127498-3 CFDref2 An Introduction to Computational Fluid Dynamics; The Finite Volume Method, Chapter 2 Conservation laws of fluid motion and boundary conditions, 2nd edition, 2007, Versteeg H.K. , Malalasekera, W, Pearson, ISBN 978-013-127498-3 CFDref3 An Introduction to Computational Fluid Dynamics; The Finite Volume Method, Chapter 2 Conservation laws of fluid motion and boundary conditions, 2nd edition, 2007, Versteeg H.K. , Malalasekera, W, Pearson, ISBN 978-013-127498-3 CFDref4 An Introduction to Computational Fluid Dynamics; The Finite Volume Method, Chapter 2 Conservation laws of fluid motion and boundary conditions, 2nd edition, 2007, Versteeg H.K. , Malalasekera, W, Pearson, ISBN 978-013-127498-3 CFDref5 An Introduction to Computational Fluid Dynamics; The Finite Volume Method, Chapter 2 Conservation laws of fluid motion and boundary conditions, 2nd edition, 2007, Versteeg H.K. , Malalasekera, W, Pearson, ISBN 978-013-127498-3 CFDref6 Best Practice guidelines, ERCOFTAC report version 1 , Editors Casey M, Wintergerste, T, 2000 CFDref7 An Introduction to Computational Fluid Dynamics; The Finite Volume Method, Chapter 3 Turbulence and its modelling , 2nd edition, 2007, Versteeg H.K. , Malalasekera, W, Pearson, ISBN 978-013127498-3 CFDref8 An Introduction to Computational Fluid Dynamics; The Finite Volume Method, Chapter 10 Errors and uncertainty in CFD modelling, 2nd edition, 2007, Versteeg H.K. , Malalasekera, W, Pearson, ISBN 978013-127498-3 CFDref9 How To Understand Computational Fluid Dynamics Jargon, Chapter 2, de Souza A., NAFEMS, 2003 CFDref10 An Introduction to Computational Fluid Dynamics; The Finite Volume Method, Chapter 10 Errors and uncertainty in CFD modelling, 2nd edition, 2007, Versteeg H.K. , Malalasekera, W, Pearson, ISBN 978013-127498-3 CFDref11 An Introduction to Computational Fluid Dynamics; The Finite Volume Method, Chapter 11 Methods for dealing with complex geometries 2nd edition, 2007, Versteeg H.K., Malalasekera, W, Pearson, ISBN 978-013-127498-3 CFDref12 An Introduction to Computational Fluid Dynamics; The Finite Volume Method, Chapter 2 Conservation laws of Fluid motions and boundary conditions, 2nd edition, 2007, Versteeg H.K. , Malalasekera, W, Pearson, ISBN 978-013-127498-3 CFDref13 Numerical Computation of Internal and External Flows: Volume 1 The Fundamentals of Computational Fluid Dynamics, 2nd ed Part II Basic Discretisation Techniques, p141-248, Hirsch J, 1988, John Wiley, ISBN 0-471-92385-0 CFDref14 Flow Control: Passive, Active and Reactive Flow Management, Chapter 13. Section 13.2 Flow Physics, Gad-el-Hak,M, CUP 2000, ISBN 0-521-77006-8 CFDref15 An Introduction to Computational Fluid Dynamics; The Finite Volume Method, Chapter 3 Turbulence and its modelling , 2nd edition, 2007, Versteeg H.K. , Malalasekera, W, Pearson, ISBN 978-013127498-3 CFDref16 An Introduction to Computational Fluid Dynamics; The Finite Volume Method, Chapter 2 Conservation laws of fluid motion and boundary conditions, 2nd edition, 2007, Versteeg H.K. , Malalasekera, W, Pearson, ISBN 978-013-127498-3 CFDref17 An Introduction to Computational Fluid Dynamics; The Finite Volume Method, Chapter 3 Turbulence and its modelling , 2nd edition, 2007, Versteeg H.K. , Malalasekera, W, Pearson, ISBN 978-013127498-3 CFDref18 An Introduction to Computational Fluid Dynamics; The Finite Volume Method, Chapter 9 Implementation of Boundary Conditions, 2nd edition, 2007, Versteeg H.K. , Malalasekera, W, Pearson, ISBN 978-013-127498-3 CFDref19 An Introduction to Computational Fluid Dynamics; The Finite Volume Method, Chapter 9 Implementation of Boundary Conditions, 2nd edition, 2007, Versteeg H.K. , Malalasekera, W, Pearson, ISBN 978-013-127498-3 CFDref20 An Introduction to Computational Fluid Dynamics; The Finite Volume Method, Chapter 3 Turbulence and its modelling , 2nd edition, 2007, Versteeg H.K. , Malalasekera, W, Pearson, ISBN 978-013127498-3 CFDref21 An Introduction to Computational Fluid Dynamics; The Finite Volume Method, Chapter 6 Solution Algorithms for pressure –velocity coupling in steady flows, 2nd edition, 2007, Versteeg H.K. , Malalasekera, W, Pearson, ISBN 978-013-127498-3 CFDref22 An Introduction to Computational Fluid Dynamics; The Finite Volume Method, Chapter 7 Solution of discretised equations , 2nd edition, 2007, Versteeg H.K. , Malalasekera, W, Pearson, ISBN 978013-127498-3 CFDref23 An Introduction to Computational Fluid Dynamics; The Finite Volume Method, Chapter 8 The finite volume for unsteady flows, 2nd edition, 2007, Versteeg H.K. , Malalasekera, W, Pearson, ISBN 978013-127498-3 CFDref24 Fundamentals of Verification and Validation, Roache P.J. Hermosa Publishing, 2009, ISBN 978-0-913478-12-7 CFDref25 How To- Ensure that CFD is for industrial Applications is ‘Fit for Purpose’, Lea, C.J. , NAFEMS, 2010, isbn 978-1-874376-16-3 CFDref26 An introduction to Computational Fluid Dynamics; The Finite Volume Method, Chapter 11 Methods for dealing with complex geometries 2nd edition, 2007, Versteeg H.K., Malalasekera, W, Pearson, ISBN 978-013-127498-3 CFDref27 CFD Software Code System Theory and User Manuals CFDref28 Meshing Software Tool User Manuals CFDref29 CFD Software Code System Theory and User Manuals CFDref30 Introduction to grid and mesh generation,. Tucker P.G. Mosquera A. , NAFEMS 2001 CFDref31 Best Practice guidelines, ERCOFTAC report version 1, Section 8 Validation and sensitivity of CFD models , Editors Casey M, Wintergerste, T, 2000 CFDref32 Best Practice guidelines, ERCOFTAC report version 1, Section 8 Validation and sensitivity of CFD models , Editors Casey M, Wintergerste, T, 2000 CFDref33 Best Practice guidelines, ERCOFTAC report version 1, Section 8 Validation and sensitivity of CFD models , Editors Casey M, Wintergerste, T, 2000 CFDref34 Best Practice guidelines, ERCOFTAC report version 1, Section 8 Validation and sensitivity of CFD models , Editors Casey M, Wintergerste, T, 2000 CFDref35 How To - Plan a CFD Analysis, de Souza A., NAFEMS, 2002 for industrial Applications is ‘Fit for Purpose’, Lea, C.J. , CFDref37 How To- Ensure that CFD for industrial Applications is ‘Fit for Purpose’, NAFEMS, 2010, isbn 978-1-874376-16-3 Lea, C.J. , CFDref36 How To- Ensure that CFD NAFEMS, 2010, isbn 978-1-874376-16-3 CFDref38 How To - Plan a CFD Analysis, de Souza A., NAFEMS, 2002 CFDref39 How To - Plan a CFD Analysis, de Souza A., NAFEMS, 2002 CFDref40 Fundamentals of Verification and Validation, Roache P.J. Hermosa Publishing, 2009, ISBN 978-0-913478-12-7 CFDref41 Fundamentals of Verification and Validation, Roache P.J. Hermosa Publishing, 2009, ISBN 978-0-913478-12-7 CFDref42 How To – Get started with Computational Fluid Dynamics, Shaw C.T. ., NAFEMS, 2002 CFDref43 Why Do – Multi-Physics Analysis, Dehning C, Wolf K, Chapter 2 , NAFEMS, 2006