618-2001/02 – Basis of Theory and Technology of Iron and Steel Production (ZTTVŽO)
| Gurantor department | Department of Metallurgy and Foundry | Credits | 4 |
| Subject guarantor | doc. Ing. Pavlína Pustějovská, Ph.D. | Subject version guarantor | doc. Ing. Pavlína Pustějovská, Ph.D. |
| Study level | undergraduate or graduate | Requirement | Compulsory |
| Year | 2 | Semester | summer |
| | Study language | Czech |
| Year of introduction | 2019/2020 | Year of cancellation | |
| Intended for the faculties | FMT | Intended for study types | Bachelor |
Subject aims expressed by acquired skills and competences
- student will be able to express the basic physical – chemical processes taking place during iron production and processes taking place during steel production in the primary aggregates introducing converters, tandem furnaces and electric arc furnaces, including dezoxidation and steel alloying,
- student will be able to use the basic theoretical knowledge and technological principles during iron and steel production,
- student will be able to use (in the basic level) his knowledge from the field of iron and steel production in the operational conditions.
Teaching methods
Lectures
Seminars
Individual consultations
Tutorials
Experimental work in labs
Summary
The subject is lectured with focus on understanding the basic findings from the field of theory and technology of iron production. Study is focused on batch materials and their modification, technological principles of production and basic chemical, thermal and physical processes taking place during iron production in the blast furnace and during alternative manners of iron production. Further the subject is focused on basic findings and theoretical knowledge of processes taking place during steel production aiming at physical – chemical processes, technological principles of production in the primary steelmaking aggregates, manners of steel dezoxidation and alloying.
Compulsory literature:
Recommended literature:
Way of continuous check of knowledge in the course of semester
Požadavky pro presenční studium : aktivní 80% účast na cvičeních, účast na exkurzích, vypracování zpráv z exkurzí, vypracování seminární práce a její presentace v PowerPoint, vypracování 2 semestrálních programů, 2 průběžné testy v rámci semestru.
Požadavky pro kombinované studium : Vypracování seminární práce, vypracování 1 semestrálního programu, 1 test v rámci semestru.
Zkouška pro presenční studium : kombinovaná (písemná a ústní) zkouška.
Zkouška pro kombinované studium: kombinovaná (písemná a ústní) zkouška.
E-learning
Other requirements
Working out a semester project and passing the test.
Prerequisities
Subject has no prerequisities.
Co-requisities
Subject has no co-requisities.
Subject syllabus:
1.Production of pig iron: history and current state. Characteristic of the development of iron production in the world and in the Czech Republic. Energy and raw materials limits of further development. The shortcomings of the current technology of iron production.
2.Raw materials for the production of pig iron: iron ores, slag-forming additives. Requirements, properties and their preparation . Sintering and pelletizing of ores.
3.Fuels for the production of pig iron: coke - its production, properties. Quality requirements. Fuels replacement. Preparation of blast furnace charge. Required properties of blast furnace charge.
4.Counter-flow in the charge and gas in blast furnace, basic principles. Reduction of gas consumption. Thermodynamic, kinetic and thermal processes in the blast furnace oxidation zone.
5.Theoretical principles of the pig iron production. Basic reactions in blast furnace. Iron oxides reduction. Direct and indirect reduction. Physico - chemical processes in the blast furnace raceway.
6.Basics of blast-furnace control technology. the main parts of the blast furnace, the technical and economic indicators of blast furnace production. Iron products, blast furnace slag, top gas.
7. Alternative methods of pig iron production Basic characteristics of the most widespread technological methods. Comparison with conventional blast furnace production.
8. Steel production, explanation of terms, dividing of steel.
9. Steelmaking slags, characterization, their task and basic dividing.
10. Refractory materials at steel production, dividing, properties, characterization of basic refractory materials and their usage.
11. Basic steelmaking reactions, carbon reaction, oxidation of Si, Mn, dephosphorization, desulphurization of steel, conditions of reactions course.
12. Steel production in oxygen converters with oxygen top and uphill blowing, combined manners of blowing, unit construction, and technology of steel production.
13. Steel production in tandem furnaces, electric arc furnaces, unit construction, technology of steel production.
14. Steel dezoxidation, task and manners of dezoxidation, steel alloying, task of ferroalloys.
Conditions for subject completion
Occurrence in study plans
Occurrence in special blocks
Assessment of instruction