635-0801/01 – Simulation of Thermal Processes (MTP)

Gurantor departmentDepartment of Thermal EngineeringCredits6
Subject guarantorprof. Dr. Ing. René PyszkoSubject version guarantorprof. Dr. Ing. René Pyszko
Study levelundergraduate or graduateRequirementChoice-compulsory
Year1Semesterwinter
Study languageCzech
Year of introduction2003/2004Year of cancellation
Intended for the facultiesFMTIntended for study typesFollow-up Master
Instruction secured by
LoginNameTuitorTeacher giving lectures
FOJ37 Ing. Pavel Fojtík, Ph.D.
PYS30 prof. Dr. Ing. René Pyszko
Extent of instruction for forms of study
Form of studyWay of compl.Extent
Full-time Credit and Examination 2+3

Subject aims expressed by acquired skills and competences

- to apply dimensional analysis on solving technical problems - to solve analytically or numerically more complex problems of heat transfer - to interpret beam algebra in determination of view factors - to analyze particular mechanisms of heat removal in secondary metallurgy, continuous casting and controlled rolling

Teaching methods

Lectures
Individual consultations
Tutorials
Project work

Summary

Dimensional analysis. Analytical and numerical solving of thermal problems. Radiation shape factor determination. Thermal processes in ladles at secondary metallurgy. ors. Heat transfer in continuous cast steel. Heat removal at rolling.

Compulsory literature:

LIENHARD IV, J. H., LIENHARD V, J. H. A Heat Transfer Textbook, 4th edition. http://web.mit.edu/lienhard/www/ahtt.html STREETER, V. I., WYLIE, E. B. Fluid Mechanics. 7th edition. McGraw-Hill Book Company, New York 1979. Chapter 4.

Recommended literature:

Journals: Stahl und Eisen, Ironmaking and Steelmaking.

Way of continuous check of knowledge in the course of semester

written test

E-learning

http://katedry.fmmi.vsb.cz/635/; There is a continuous expansion of e-learning elements into teaching.

Další požadavky na studenta

Additional requirements for student are not

Prerequisities

Subject codeAbbreviationTitleRequirement
635-0401 STP Heat Transfer and Fluid Mechanics Recommended

Co-requisities

Subject has no co-requisities.

Subject syllabus:

Lectures: Similarity, dimensional analysis, the Buckingham pi-theorem, Eigenson, van Driest formula. Dimensional analysis applications. Density of heat flow in a flat wall surface condition of the I. and III. kind. The coefficient of convective heat transfer in isothermal turbulent steady flow in the pipe. Convection heat transfer coefficient in the underdeveloped isothermal turbulent fluid flow in pipe. Temperature field in a plane wall with an internal volumetric heat release in boundary condition of the 1st and 3rd kind. Unsteady temperature field in a plane wall in boundary condition of the 3rd kind Modelling, types of modelling - division according to various aspects. Mathematical modelling. Analogy of convection in the tube and molecular diffusion, criterion Sc, Sh, mass transfer coefficient. Hydraulic analogy. Physical modelling. Approximate modelling. Self-similarity. Velocity field and pressure drop in laminar flow and turbulent flow. Steady heat conduction. Critical radius of the cylindrical wall, a critical radius of insulation. Temperature field and heat flux spherical wall - boundary condition of the 1st and 3rd kind. Temperature field and heat flow in a plane wall - thermal conductivity is a function of temperature. Temperature field plates and cylinders with an internal volumetric heat release. Heat conduction and infinite rod of finite length. Fin efficiency. 2D, 3D tasks. Analytical solutions – a method of separation of variables. Numerical solutions. Unsteady heat conduction. Analytical solutions - a method of separation of variables. Solutions for complex body shapes. Numerical solutions, Differential method - explicit, implicit, Crank-Nicolson. The stability of explicit numerical methods. Convective heat transfer. Analytical solutions. Heat radiation. View factor - beam algebra. Thermal processes in ladles at secondary metallurgy. Heat balance, influence of technological and design factors. Solidification and cooling of continuous cast steel. Influence of particular parameters at heat removal in the mould. Heat removal in the secondary cooling zone. Heat removal at rolling. Importance of particular mechanisms of heat transfer, controlled rolling. Tutorials: Overview of software tools that will be used for modelling (Excel, Matlab, Visual Basic for Excel, Pascal) Models, based on the use of analytical solutions: Model of the temperature profile in planar, cylindrical, and spherical walls Modelling the critical radius of the cylindrical wall -Modelling the critical radius of insulation Modelling of heat removal by the fin Numerical models using the finite difference method: Stationary model of temperature field of a 2D object Stationary model of temperature field CC mould wall Stationary temperature field model of multi-layer wall of a furnace, including a corner Stationary model of temperature field of the cylindrical wall Transient model of temperature field of a planar wall Test: derivation of formula for the temperature of the nodal point of the specified type Checking of fulfilment of the solved examples

Conditions for subject completion

Full-time form (validity from: 1960/1961 Summer semester, validity until: 2011/2012 Summer semester)
Task nameType of taskMax. number of points
(act. for subtasks)
Min. number of points
Exercises evaluation and Examination Credit and Examination 100 (100) 51
        Exercises evaluation Credit 25 (25) 0
                Project Project 15  0
                Other task type Other task type 10  0
        Examination Examination 75 (75) 0
                Oral Oral examination 75  0
Mandatory attendence parzicipation:

Show history

Occurrence in study plans

Academic yearProgrammeField of studySpec.FormStudy language Tut. centreYearWSType of duty
2014/2015 (N2109) Metallurgical Engineering (2109T025) Thermal Engineering and Industrial Ceramics P Czech Ostrava 1 Choice-compulsory study plan
2013/2014 (N2109) Metallurgical Engineering (2109T025) Thermal Engineering and Industrial Ceramics P Czech Ostrava 1 Choice-compulsory study plan
2012/2013 (N2109) Metallurgical Engineering (2109T025) Thermal Engineering and Industrial Ceramics P Czech Ostrava 1 Choice-compulsory study plan
2011/2012 (N2109) Metallurgical Engineering (2109T025) Thermal Engineering and Industrial Ceramics P Czech Ostrava 1 Choice-compulsory study plan
2010/2011 (N2109) Metallurgical Engineering (2109T025) Thermal Engineering and Industrial Ceramics P Czech Ostrava 1 Choice-compulsory study plan
2009/2010 (N2109) Metallurgical Engineering (2109T025) Thermal Engineering and Industrial Ceramics P Czech Ostrava 1 Choice-compulsory study plan
2008/2009 (N2109) Metallurgical Engineering (2109T025) Thermal Engineering and Industrial Ceramics P Czech Ostrava 1 Choice-compulsory study plan
2007/2008 (N2109) Metallurgical Engineering (2109T025) Thermal Engineering and Industrial Ceramics P Czech Ostrava 1 Choice-compulsory study plan
2006/2007 (N2109) Metallurgical Engineering (2109T025) Thermal Engineering and Industrial Ceramics P Czech Ostrava 1 Choice-compulsory study plan
2005/2006 (N2109) Metallurgical Engineering (2109T025) Thermal Engineering and Industrial Ceramics P Czech Ostrava 1 Choice-compulsory study plan
2004/2005 (N2109) Metallurgical Engineering (2109T025) Thermal Engineering and Industrial Ceramics P Czech Ostrava 1 Choice-compulsory study plan

Occurrence in special blocks

Block nameAcademic yearForm of studyStudy language YearWSType of blockBlock owner