Course name FLUENT & CFX TASCFlow Code 0004043500 Credit points

6

Language of instruction English

Programme Mechanical Engineering and Applied Computer Science

Type of studies MSc studies

Unit running the programme

Institute of Turbomachinery

Course coordinator and academic teachers

Prof. Z. Kazimierski, K. Sobczak MSc, T. Borzęcki MSc

Form of classes and number of hours

Semester Lec. Tut. Lab. Proj. Sem. Credit points

spring 20e 10 45 6

Learning outcomes Knowledge of using the computer program for velocity and pressure distributions in channels of different shapes.

Prerequisites Basic knowledge of mathematics, general mechanics, fluid mechanics and thermodynamics.

Course description LECTURE 1. Introduction, essential rules – 1h 2. Convergence and stability of numerical schemes for fluid mechanics equations – 4h 3. Stability of schemes of convection and diffusion. Upwind methods, Lex’s methods –

3h 4. Removal of disadvantages of the so called “numerical viscosity” – 1h 5. Finite volume methods and stability of these schemes – 3h 6. Turbulence modelling for algorithms used – 2h 7. Solvers for unsteady equations of fluid mechanics – 2h 8. Navier-Stokes equations solutions according to pressure correction solvers - 4h TUTORIALS 1. Presentation of the code – 1h 2. Analysis of numerical simulation results for a simple geometry pipe (lab. nos. 1 and

2) and comparison with analytical and experimental data – 2h 3. Analysis of the mesh size influence on the solution quality on the basis of the results

from lab. no. 3 – 1h 4. Analysis of the simplifying assumptions influence on the solution quality on the

basis of the results from lab. no. 4 – 1h 5. Short introduction to turbomachinery – 2h 6. Axial turbine – result analysis – 1h 7. Radial compressor – result analysis – 1h 8. Radial pump – result analysis – 1h LABORATORY 1. Laminar flow simulations in a simple geometry pipe – 3h 2. Turbulent flow simulations in a simple geometry pipe – 3h 3. Simulations of the flow through the same geometry channel for different mesh sizes

– 6h 4. Simulations of the flow with and without simplifying assumptions – 3h 5. Axial turbine – mesh generation, pre-processing, solution, post-processing – 9h

6. Radial compressor – mesh generation, pre-processing, solution, post-processing – 9h 7. Radial pump – mesh generation, pre-processing, solution, post-processing – 9h 8. Practical test of the control task solution and analysis – 3h

Form of assessment Written and practical tests

Basic reference materials 1. Z. Kazimierski: “Podstawy mechaniki płynów i metod komputerowej symulacji przepływów”. Wyd. PŁ. Łódź 2004

2. CFX-5, Primer Manual Version 5.7

Other reference materials

e-mail of the curse coordinator and academic teachers

kazimier@p.lodz.pl ksobczak@p.lodz.pl, tobo@p.lodz.pl

Average student workload (teaching hours + individ.)

Remarks: -

Updated on: 21.09.2004