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Lecturer(s)
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Hausnerová Berenika, prof. Ing. Ph.D.
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Krejčí Ondřej, Ing. Ph.D.
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Course content
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1. Basic models of deformation behavior. 2. Structural models of deformation behaviour of polymer melts. 3. Dependence of viscosity on shear rate, time dependence, influence of molecular weight, influence of temperature, pressure dependence, influence of fillers. 4. Measurement of flow properties. 5. Other important rheological quantities, their manifestations and measurements. 6. Flow instabilities and possibilities of their elimination. 7. Modelling of flow curves of complex polymer melts. 8. Deformation, stress and their components. 9. Linear elasticity. 10. Mechanical tests. 11. Rubber elasticity - thermodynamics of elastic networks. 12. Viscoelasticity. 13. Phenomenological theory of linear viscoelasticity. 14. Dynamic stress of viscoelastic substances.
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Learning activities and teaching methods
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Lecturing, Monologic (Exposition, lecture, briefing), Simple experiments, Practice exercises
- Preparation for examination
- 150 hours per semester
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| prerequisite |
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| Knowledge |
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| Fundamental knowledge of the processing technologies of macromolecular substances and the theory of technological processes. |
| Fundamental knowledge of the processing technologies of macromolecular substances and the theory of technological processes. |
| learning outcomes |
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| The student demonstrates knowledge of models of the deformation behavior of polymer materials. |
| The student demonstrates knowledge of models of the deformation behavior of polymer materials. |
| The student explains structural changes in polymer materials during deformation. |
| The student explains structural changes in polymer materials during deformation. |
| The student describes the mechanisms of dependence of flow properties on process conditions. |
| The student describes the mechanisms of dependence of flow properties on process conditions. |
| The student demonstrates knowledge of the thermodynamics of elastic deformations. |
| The student demonstrates knowledge of the thermodynamics of elastic deformations. |
| The student explains the differences in the viscoelastic behavior of liquids and solids. |
| The student explains the differences in the viscoelastic behavior of liquids and solids. |
| Skills |
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| The student applies knowledge of relationships between structure and deformation behavior of polymer materials. |
| The student applies knowledge of relationships between structure and deformation behavior of polymer materials. |
| The student uses the knowledge of the influence of processing parameters on the deformation behavior of polymer materials during the realization of specific projects for the development and production of plastic products. |
| The student uses the knowledge of the influence of processing parameters on the deformation behavior of polymer materials during the realization of specific projects for the development and production of plastic products. |
| The student designs process conditions based on evaluation of relevant physical properties. |
| The student designs process conditions based on evaluation of relevant physical properties. |
| The student measures and analyzes the flow behavior of polymer melts. |
| The student measures and analyzes the flow behavior of polymer melts. |
| The student identifies and proposes the necessary measurements of physical properties to solve product defects. |
| The student identifies and proposes the necessary measurements of physical properties to solve product defects. |
| teaching methods |
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| Knowledge |
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| Lecturing |
| Lecturing |
| Dialogic (Discussion, conversation, brainstorming) |
| Dialogic (Discussion, conversation, brainstorming) |
| Methods for working with texts (Textbook, book) |
| Methods for working with texts (Textbook, book) |
| Skills |
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| Simple experiments |
| Simple experiments |
| Practice exercises |
| Practice exercises |
| Teamwork |
| Teamwork |
| assessment methods |
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| Knowledge |
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| Written examination |
| Written examination |
| Oral examination |
| Oral examination |
| Analysis of works made by the student (Technical products) |
| Analysis of works made by the student (Technical products) |
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Recommended literature
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DEALY, J.M., WANG, J. Melt Rheology and its Applications in the Plastics Industry. 2nd Ed.. Dordrecht: Springer, 2013. ISBN 978-94-007-6394-4.
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DEALY, J.M., WISSBRUN, K.F. Melt Rheology and its role in Plastics Processing: Theory and Applications. Dordrecht, 1999. ISBN 0-4127-3910-0.
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HAUSNEROVÁ, B. Fyzika polymerů. Učební texty dostupné z: http://ufmi.ft.utb.cz/index.php?page=fyzika_pol.
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HAUSNEROVÁ, B., PAVLÍNEK, V. Fyzika polymerů: laboratorní cvičení. Zlín, 2003. ISBN 8073181576.
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MALKIN, A.J., ISAYEV, A.I. Rheology: Concepts, Methods, and Applications. Toronto, 2017.
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VLČEK, J., MAŇAS, M. Aplikovaná reologie. 1. vyd.. Zlín: UTB, 2001. ISBN 8073180391.
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