Rheology
Kierunek studiów: Biofizyka
Kod programu: W4-S2BFA21.2022
Nazwa modułu: | Rheology |
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Kod modułu: | W4-2BF-MB-21-10 |
Kod programu: | W4-S2BFA21.2022 |
Semestr: |
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Język wykładowy: | angielski |
Forma zaliczenia: | egzamin |
Punkty ECTS: | 6 |
Opis: | 1) The viscosity of liquids: introduction to rheology
2) Flow and deformation: introduction; shear rate and shear stress; dimensions and units
3) The newtonian liquid: viscosity; variation of viscosity with temperature; effects of pressure; limit of newtonian behaviour
4) Some equations for the flow of newtonian liquid: flow in rotational viscometer; flow in straight circular pipes; spheres falling in newtonian liquids; other important flows
5) Viscometry: some important things about using viscometers; viscometer design.
6) Shear—thinning liquid: qualitative features of flow curves; mathematical description of flow curves: models
7) Equations for the flow of non – newtonian fluids: some selected examples
8) Yield stress fluids: history of the yield stress and yield stress values; flow equations with yield stress
9) The flow of “solids”: non-linear “viscosity” of solids
10) Linear viscoelasticity and time effects: introduction; mechanical analogues of viscoelastic behaviour; measuring linear viscoelasticity : creep and oscillatory tests, response of model materials and real systems; relationship between oscillatory and steady-state viscoelastic parameters; stress relaxation testing and start-up experiments.
11) Non- linear viscoelasticity: everyday elastic liquids; some visible viscoelastic manifestations; proper description of viscoelastic forces and their measurements; some viscoelastic formulas
15) The flow of suspensions: viscosity of dispersions and emulsions; effects of the shape and size of the particles; overview of particle interactions; viscosity of flocculated systems; thixotropy; shear thickening
16) Polymer rheology: different kinds of polymer chains; polymer solutions; polymer melts
17) Rheology of surfactant systems: surfactant phases; rheology of surfactant systems
18) Rheology of food products
19) Extensional flow: the extensional flow; the Trouton ratio; examples of extensional viscosity curves; some applications
20) Recall on scalars, vectors, tensors and their algebra.
21) The stress tensor. Construction, property.
22) Stress ellipsoid. The case of pressure. Deformation tensor.
23) Generalized Hooke's law. Matrix of modules and compliance, its properties. Recalls: differential operators on scalars / vectors / tensors, useful theorems.
24) Conservation of the moment and the mass. Newtonian constitutive equations. Navier Stokes equation. Problems on the flow of incompressible Newtonian fluids: entrainment, f. of poiseuille, f. torsional
25) Material functions and experimental response to steady state flow in simple shear geometry and in extensional geometry.
26) Viscoelasticity and constitutive equations
27) Non-linear viscoelasticity. Cauchy and Finger Tensors.
28) Introduction to more advanced constitutive equations. Models: Integral Lodge, Maxwell Upper / Lower Convected, Cauchy-Maxwell, Rubberlike Liquid Lodge. Quasi-linear models (fluid A and B), non-linear differentials (Oldroyd 8 const.)
29) Other constitutive approaches: molecular approach for polymeric systems. Outline: Configuration distribution function, temporary network model, reptation theory |
Wymagania wstępne: | (brak informacji) |
Literatura podstawowa: | (brak informacji) |
Efekt modułowy | Kody efektów kierunkowych do których odnosi się efekt modułowy [stopień realizacji: skala 1-5] |
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the student is aware of the importance of rheology in scientific research, industrial applications, and life including daily activities [MB_10_1] |
KBF_W02 [4/5] |
the student knows the main rheological behaviors of the materials and can recognize the rheological behaviour of different material [MB_10_2] |
KBF_W10 [5/5] |
the student can apply the main rheological models [MB_10_3] |
KBF_W04 [4/5] |
the student knows the experimental methods of rheological survey and main instrumentation [MB_10_4] |
KBF_W10 [4/5] |
the student knows the mathematical tensor treatment of rheology [MB_10_5] |
KBF_U02 [4/5] |
Typ | Opis | Kody efektów modułowych do których odnosi się sposób weryfikacji |
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egzamin [MB_10_w_1] | The modality of verification of the students’ knowledge and skills foresees the continuous interaction with the teacher during the lessons as well as a final oral exam and a presentation of a seminar on a topic previously agreed with the teacher |
MB_10_1 |
Rodzaj prowadzonych zajęć | Praca własna studenta | Sposoby weryfikacji | |||
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Typ | Opis (z uwzględnieniem metod dydaktycznych) | Liczba godzin | Opis | Liczba godzin | |
wykład [MB_10_fs_1] | Detailed discussion by the lecturer of the issues listed in the table "module description" using the table and/or multimedia presentations |
48 | Supplementary reading, working with the textbook |
102 |
egzamin [MB_10_w_1] |
Załączniki |
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Opis modułu (PDF) |
Informacje o sylabusach mogą ulec zmianie w trakcie trwania studiów.
Sylabusy (USOSweb) | ||
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Semestr | Moduł | Język wykładowy |
(brak danych) |