618-0807/01 – Steelmaking and Alloys Production Technology (TeVyOS)

Gurantor departmentDepartment of Metallurgy and FoundryCredits6
Subject guarantorprof. Ing. Zdeněk Adolf, CSc.Subject version guarantorprof. Ing. Zdeněk Adolf, CSc.
Study levelundergraduate or graduateRequirementCompulsory
Year2Semesterwinter
Study languageCzech
Year of introduction2004/2005Year of cancellation2015/2016
Intended for the facultiesFMTIntended for study typesFollow-up Master
Instruction secured by
LoginNameTuitorTeacher giving lectures
ADO10 prof. Ing. Zdeněk Adolf, CSc.
GRY04 doc. Ing. Karel Gryc, Ph.D.
SAW002 doc. Ing. Markéta Tkadlečková, Ph.D.
Extent of instruction for forms of study
Form of studyWay of compl.Extent
Full-time Credit and Examination 3+2

Subject aims expressed by acquired skills and competences

- student will be able to describe theoretical substance of steelmaking - student will be able to explain technological application at steelmaking - student will be able to use knowledge about steel deoxidation and cleanness

Teaching methods

Lectures
Seminars
Individual consultations
Tutorials
Project work
Other activities

Summary

Subject is read with the aim to explain both theoretical principle and also technological applications of oxidising processes proceeding at steel production by basic as well as acid method, further problems of steel deoxidisation and steel cleanness.

Compulsory literature:

[1] Fruehan, R. J.: The Making, Shaping and Treating of Steel, Pittsbourgh, USA, 759 p. ISBN: 0-930767-02-0.

Recommended literature:

[1] Fruehan, R. J.: The Making, Shaping and Treating of Steel, Pittsbourgh, USA, 759 p. ISBN: 0-930767-02-0. Articles in professional journals, papers of conferences, research reports, theses.

Way of continuous check of knowledge in the course of semester

Two semestral papers evaluated by points and their defence within seminars in the course of lessons.

E-learning

Lessons are continuously enriched by ever expanding implementation of e-learning elements.

Další požadavky na studenta

There are not additional requirements on students in the field of this subject.

Prerequisities

Subject has no prerequisities.

Co-requisities

Subject has no co-requisities.

Subject syllabus:

Lectures 1. Overview, importance and perspectives of steelmaking. - Historical development of steelmaking technologies. - Classification of steels and steel products. 2. Physical-chemical fundament of steelmaking in alkaline and acid environment. - Refractories used in steelmaking aggregates. - Steelmaking in LD converters. - Characteristics of converter. 3. Charge, development of refining processes, mode of oxygen blowing. - Lime used for steelmaking - physical and chemical properties. - Slag mode of heat. 4. Thermal mode of heat. - Static and dynamic model of control of heat in LD converter. - Treatment of pig iron with higher content of phosphorus (processes OLP, LD-P, PL, KALDO, Rotor). 5. Steelmaking in bottom blown converters. - Processes OBM (Q-BOP), OXYVIT. - Characteristics of converter. 6. Nozzles, thermal protection of nozzles, blown media. - Charge. - Refining processes – differences from LD converter. 7. Formation and importance of slag. - Comparison of OBM and LD converter. - Steelmaking in tandem furnaces. 8. Development of tandem furnace and its design. - Charge and technology of control of heat. - Blowing of oxygen, thermal and slag mode of heat. 9. Advantages and drawbacks of tandem furnaces. - Steelmaking in SM furnaces. - Historical importance, characteristics of furnaces, process variants. 10. Pig iron mixers. - Deoxidation of steel, physical-chemical principle and importance of deoxidation of steel, overview of methods. - Deoxidation and alloying of steel. 11. Coagulating deoxidation of steel. - Diffusion deoxidation of steel. - Deoxidation of steel by synthetic slag. 12. Vacuum carbon deoxidation of steel. - Non-metallic inclusions in steel, distribution of non-metallic inclusions. 13. Oxidic and sulphidic inclusions, nitrides, carbides. - Changes of chemical composition and shape of inclusions in dependence on Al content. 14. Modification of inclusions. - Joining and floating of inclusions from steel. Exercises 1. Standards for steels. Library - selection and processing of topical literary sources from the area of technology of production of steel and alloys. 2. Calculation of material balance for LD. 3. Calculation of thermal balance for LD. 4. Oxygen lance – calculation of parameters. 5. Calculation of EAF. 6. Calculation of material balance of tandem furnace. 7. Deoxidation of steel; written exam; specification of program. 8. Tour at the ArcelorMittal Ostrava, a.s. (tandem furnaces, CCM, LF). 9. Alloying. 10. Calculation of dimensions of ingot mould for rimming steel. 11. Calculation of sink head. 12. Tour at the VÍTKOVICE HEAVY MACHINERY, a.s. (EAF, casting into ingot moulds). 13. Calculation of charge at production of FeSi and FeMn; written exam; projection of video-programs (CCM, ESR, casting of steel). 14. Seminar - presentation of results of study of literature. Credit.

Conditions for subject completion

Full-time form (validity from: 1960/1961 Summer semester, validity until: 2015/2016 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 30 (30) 0
                Project Project 10  0
                Written exam Written test 20  0
        Examination Examination 70 (70) 0
                Written examination Written examination 15  0
                Oral Oral examination 55  0
Mandatory attendence parzicipation:

Show history

Occurrence in study plans

Academic yearProgrammeField of studySpec.FormStudy language Tut. centreYearWSType of duty
2015/2016 (N2109) Metallurgical Engineering (2109T035) Technologies of Metal Production P Czech Ostrava 2 Compulsory study plan
2014/2015 (N2109) Metallurgical Engineering (2109T035) Technologies of Metal Production P Czech Ostrava 2 Compulsory study plan
2013/2014 (N2109) Metallurgical Engineering (2109T035) Technologies of Metal Production P Czech Ostrava 2 Compulsory study plan
2012/2013 (N2109) Metallurgical Engineering (2109T035) Technologies of Metal Production P Czech Ostrava 2 Compulsory study plan
2011/2012 (N2109) Metallurgical Engineering (2109T035) Technologies of Metal Production P Czech Ostrava 2 Compulsory study plan
2010/2011 (N2109) Metallurgical Engineering (2109T035) Technologies of Metal Production P Czech Ostrava 2 Compulsory study plan
2009/2010 (N2109) Metallurgical Engineering (2109T035) Technologies of Metal Production P Czech Ostrava 2 Compulsory study plan
2008/2009 (N2109) Metallurgical Engineering (2109T035) Technologies of Metal Production P Czech Ostrava 2 Compulsory study plan
2007/2008 (N2109) Metallurgical Engineering (2109T035) Technologies of Metal Production P Czech Ostrava 2 Compulsory study plan
2006/2007 (N2109) Metallurgical Engineering (2109T035) Technologies of Metal Production P Czech Ostrava 2 Compulsory study plan
2005/2006 (N2109) Metallurgical Engineering (2109T035) Technologies of Metal Production P Czech Ostrava 2 Compulsory study plan

Occurrence in special blocks

Block nameAcademic yearForm of studyStudy language YearWSType of blockBlock owner