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Lecturer(s)
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Šuly Pavol, Ing. Ph.D.
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Kocák Michal, Ing.
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Sedlačík Michal, prof. Ing. Ph.D.
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Moučka Robert, Ing. Ph.D.
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Course content
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- Rheological quantities, concepts and division of liquids. - Parameters affecting viscosity. - Methods of measuring viscosity. - Rheological models. - Viscoelastic behavior of gels, emulsions and suspensions. - Instruments for measuring rheological and viscoelastic properties. - Additives, viscosity modifiers. - Rheology of biomaterials. - Microrheology. - Polymers in cosmetics. - Rheology of cosmetic and hygiene products. - Correlation of rheology with textural properties. - Rheology in quality control. - Effect of material aging on rheological properties.
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Learning activities and teaching methods
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Lecturing, Simple experiments, Practice exercises
- Preparation for examination
- 120 hours per semester
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| learning outcomes |
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| Knowledge |
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| Define basic quantities within the regimes of steady shear flow and oscillatory rheometry. |
| Define basic quantities within the regimes of steady shear flow and oscillatory rheometry. |
| Discuss the types of non-Newtonian fluids. |
| Discuss the types of non-Newtonian fluids. |
| Justify the appropriateness of using a certain device for a given material in the context of its properties and required rheological parameters. |
| Justify the appropriateness of using a certain device for a given material in the context of its properties and required rheological parameters. |
| Understand the possibilities of using rheological models. |
| Understand the possibilities of using rheological models. |
| Find relationships between the viscoelastic properties of products and their application. |
| Find relationships between the viscoelastic properties of products and their application. |
| Skills |
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| Operate basic laboratory viscometers. |
| Operate basic laboratory viscometers. |
| Calculate the required parameters from rheological measurements. |
| Calculate the required parameters from rheological measurements. |
| Perform an analysis of the time dependence of viscoelastic properties (stress relaxation, creep). |
| Perform an analysis of the time dependence of viscoelastic properties (stress relaxation, creep). |
| Compare the suitability of rheological measurements differing in the principle of sample loading in relation to the desired application. |
| Compare the suitability of rheological measurements differing in the principle of sample loading in relation to the desired application. |
| teaching methods |
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| Knowledge |
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| Lecturing |
| Lecturing |
| Dialogic (Discussion, conversation, brainstorming) |
| Dialogic (Discussion, conversation, brainstorming) |
| Skills |
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| Simple experiments |
| Simple experiments |
| Practice exercises |
| Practice exercises |
| assessment methods |
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| Knowledge |
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| Analysis of works made by the student (Technical products) |
| Written examination |
| Written examination |
| Oral examination |
| Oral examination |
| Analysis of works made by the student (Technical products) |
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Recommended literature
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Brummer, Ruediger. Rheology essentials of cosmetic and food emulsions. 1st ed. New York, NY : Springer, 2005. ISBN 3540255532.
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De Souza Gomes, Ailton. Polymerization. Rijeka: InTech, 2012. ISBN 978-953-51-0745-3.
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HAVRÁNEK, A. Úvod do bioreologie. Praha: Karolinum, 2007. ISBN 9788024614458.
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HOLUBOVÁ, R. Základy reologie a reometrie kapalin. 1. vyd. Studijní opora.. Olomouc: UP v Olomouci, 2014. ISBN 978-30-244-4178-8.
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MEZGER, T. Applied rheology: with Joe Flow on Rheology Road. Graz: Anton Paar, 2015. ISBN 978-3-9504016-0-8.
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MURATA, H. Rheology - Theory and Application to Biomaterials. Rijeka: InTech, 2012.
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