652-1907/01 – Theory of foundry processes in casting production. (TSPvO)
| Gurantor department | Department of Metallurgical Technologies | Credits | 10 |
| Subject guarantor | doc. Ing. Petr Lichý, Ph.D. | Subject version guarantor | doc. Ing. Petr Lichý, Ph.D. |
| Study level | postgraduate | Requirement | Choice-compulsory type B |
| Year | | Semester | winter + summer |
| | Study language | Czech |
| Year of introduction | 2022/2023 | Year of cancellation | |
| Intended for the faculties | FMT | Intended for study types | Doctoral |
Subject aims expressed by acquired skills and competences
To characterize the iron alloy system in castings, to know the thermodynamic and kinetic connections of the production phases of steels and graphite castings, to identify the thermodynamic and kinetic processes of the non-alloyed and alloyed steels and castings on electric induction and arc furnaces, to design and apply deoxidation, refining and alloying methods of extracorporeal processing and metallurgical defects of cast iron ay mimopecního zpracování a metalurgické vady odlitků ze slitin železa.lloys.
Teaching methods
Individual consultations
Summary
The course provides theoretical and technological knowledge of metallurgical processing of ferrous and non-ferrous alloys. It focuses in particular on the links between the level of metallurgical processing of the melt and the formation of the micro and macro structure of castings of steels, graphitic alloys and non-ferrous metals.
Compulsory literature:
Recommended literature:
Way of continuous check of knowledge in the course of semester
Ústní zkouška s písemnou přípravou, součástí hodnocení je předchozí odevzdání projektu na zvolené téma
E-learning
Other requirements
Elaboration of project.
Prerequisities
Subject has no prerequisities.
Co-requisities
Subject has no co-requisities.
Subject syllabus:
1. Physical properties of molten metals and alloys.
2. Fluidity and castability of molten metal.
3. Flow dynamics of molten metal.
4. Gating system design.
5. Gases in metal and their transport in mould cavity.
6. Crystallization. Nucleation. Dendritic growth.
7. Solidification (freezing) of casting. Thermal axis.
8. Solidification contraction and shrinkage formation.
9. Hot spots. Chills. Feeding distance.
10. Risering (feeding) . Progressive and directional solidification.
11. Solid contraction.
12. Contraction stress. Hot tearing.
13. Properties of metals at high temperature (near solidus).
14. Thermal stress, Residual stress. Cold cracking.
Conditions for subject completion
Occurrence in study plans
Occurrence in special blocks
Assessment of instruction
Předmět neobsahuje žádné hodnocení.