| Course Unit Code | 345-0308/05 |
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| Number of ECTS Credits Allocated | 5 ECTS credits |
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| Type of Course Unit * | Compulsory |
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| Level of Course Unit * | First Cycle |
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| Year of Study * | Third Year |
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| Semester when the Course Unit is delivered | Winter Semester |
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| Mode of Delivery | Face-to-face |
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| Language of Instruction | Czech |
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| Prerequisites and Co-Requisites | Course succeeds to compulsory courses of previous semester |
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| Name of Lecturer(s) | Personal ID | Name |
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| PAS091 | Ing. Martin Pastrňák, Ph.D. |
| HIL0011 | Ing. Ondřej Hilšer, Ph.D. |
| Summary |
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Physical principle of plastic deformation.Fundamental theory of dislocations. Deformation work, strain hardening, stress-strain curves. Ductility, formability,
strengthening. Physical factors of plastic deformation - temperature, strain rate,friction. Forming such a system. Classification of metal forming technology.
Forming machines - classification, characteristics. Tension state, the dependence between stress and strain. The fundamental tests to determine deformation resistance and formability. Laws of plasticity. Simulated methods in forming processes. Method of work strain. The method of thin sections, experimental methods, modelling of technological processes. Fundamental analysis of forming technologies. Upsetting betwen the rigid parallel planes. Drop forging. Bulk forming. Shet forming. Forward cold and hot extrusion. Backward extrusion, deformation state. Drawing rotation and non-rotation shape, the state of deformation.
Mechanical and hydraulic machines. Forming tools. Non conventional technologies. Orbital forming. Semisolid forming of steels and Al alloys. Fundamental superplastic forming. Powder Metallurgy as a way of production of nanomaterials. Severe plastic deformation. Methods of production nanomaterials and their microstructure. Technology to production of ultra-fine grained materials. Metallic glasses as new type of materials with unique physical and mechanical. properties. Titanium alloys, structure, properties and industrial application. New magnesium light alloys for structural and medical applications. |
| Learning Outcomes of the Course Unit |
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The aim of the course is to acquire knowledge:
- the physical principle of plastic deformation, plasticity concepts, formability,
deformation work and the influence of physical and material parameters on
the plastic deformation
- the new unconventional forming technologies - superplastic forming,
orbital forming, powders forming, new technology to production of
fine-grained materials, severe plastic deformation
Skills:
- classify the stress-strain curves, cold and hot forming processes, the material aspects, plasticity conditions and laws plastic deformation
- plastometric perform materials testing
competencies:
- to select appropriate forming technologies to production of machine parts, classified
parameters and aspects influencing these choice
- compile and realize technological processes
- to propose the construction of forming tools and equipment |
| Course Contents |
|---|
The aim of the course is to acquire knowledge:
- the physical principle of plastic deformation, plasticity concepts, formability,
deformation work and the influence of physical and material parameters on
the plastic deformation
- the new unconventional forming technologies - superplastic forming,
orbital forming, powders forming, new technology to production of
fine-grained materials, severe plastic deformation
Skills:
- classify the stress-strain curves, cold and hot forming processes, the material aspects, plasticity conditions and laws plastic deformation
- plastometric perform materials testing
competencies:
- to select appropriate forming technologies to production of machine parts, classified
parameters and aspects influencing these choice
- compile and realize technological processes
- to propose the construction of forming tools and equipment |
| Recommended or Required Reading |
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| Required Reading: |
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Sluzalec, A.. Theory of Metal Forming Plasticity: Classical and Advanced Topics, Springer, 2003, ISBN 3-540-40648-4
Schuler GmbH. Metal Forming Handbook. Springer 1998, ISBN 3-540-61185-1
Tschätsch, H. Metal Forming Practise: Processes - Machines - Tools, Springer, Wiesbaden 2005, ISBN 978-3-642-06977-2
Hosford, W., F., Caddel, R., M. Metal Forming: Mechanics and Metallurgy, Cambridge 2007, ISBN 978-0-521-88121-0 |
RUSZ, S.: Tváření I, skripta VŠB - TU Ostrava, 2003.
HRUBÝ, J., RUSZ, S., ČADA, R.: Strojírenské tváření, skripta VŠB- TU Ostrava, 2006.
RUSZ, S.: Nekonvenční a nově se vyvíjející technologie plastické deformace, sylaby, VŠB - TU Ostrava, 2009.
RUSZ, S.: Tvařitelnost materiálů, sylaby, Katedra mechanické technologie, VŠB - TU Ostrava, 1997
PETRUŽELKA, J.: Úvod do tváření I, II, skripta VŠB Ostrava, 2001.
BŘEZINA, R.: Speciální technologie - tváření, návody, VŠB Ostrava, 1987.
ČABELKA, I.: Mechanická technologia, SAV Bratislava, 1967.
PETRUŽELKA, J.: Tváření, sylaby přednášek, VŠB - TU Ostrava, 2000.
ALTAN, T. aj.: Metal forming Fundamentals and Apliciations, 1983, ASM
International, Metals Park, OH.
KOBAJASHI, S. aj.: Metal Forming and the Finite Element Method, 1989, Oxford
University Press, Oxford.
|
| Recommended Reading: |
|---|
Schuler GmbH. Metal Forming Handbook. Springer 1998, ISBN 3-540-61185-1
Tschätsch, H. Metal Forming Practise: Processes - Machines - Tools, Springer, Wiesbaden 2005, ISBN 978-3-642-06977-2
Hosford, W., F., Caddel, R., M. Metal Forming: Mechanics and Metallurgy, Cambridge 2007, ISBN 978-0-521-88121-0 |
ČADA, R. Technologie I: Zákony plastické deformace kovů, dělení materiálu, slévání: skriptum. 1. vyd. Ostrava: VŠB-TU Ostrava, 2007. 75 s., ISBN 978-80-248-1274-8.
ČADA, R. Technologie tváření a slévání: Objemové tváření zatepla, nekonvenční způsoby tváření, plasty: skriptum. 1. vyd. Ostrava: VŠB-TU Ostrava, 2010. 80 s., ISBN 978-80-248-2273-0.
ELFMARK, J. Tváření kovů, SNTL Praha, 1. vyd., 1992, 524 s., ISBN 8003006511 |
| Planned learning activities and teaching methods |
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| Lectures, Tutorials, Project work |
| Assesment methods and criteria |
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| Task Title | Task Type | Maximum Number of Points
(Act. for Subtasks) | Minimum Number of Points for Task Passing |
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| Graded exercises evaluation | Graded credit | 100 (100) | 51 |
| Programy | Semestral project | 50 | 25 |
| Test 1 | Written test | 15 | 8 |
| Test 2 | Written test | 15 | 8 |
| Test 3 | Written test | 15 | 8 |
| Aktivní účast ve cvičeních | Other task type | 5 | 2 |