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ECTS Course Overview



Experimental Methods in Mechanics

* Exchange students do not have to consider this information when selecting suitable courses for an exchange stay.

Course Unit Code330-0318/02
Number of ECTS Credits Allocated5 ECTS credits
Type of Course Unit *Choice-compulsory
Level of Course Unit *First Cycle
Year of Study *
Semester when the Course Unit is deliveredWinter Semester
Mode of DeliveryFace-to-face
Language of InstructionCzech, English
Prerequisites and Co-Requisites Course succeeds to compulsory courses of previous semester
Name of Lecturer(s)Personal IDName
FOJ08Ing. František Fojtík, Ph.D.
SOF007doc. Ing. Michal Šofer, Ph.D.
Summary
Basics of photoelasticity - a linear polarized light species, temporary
birefringence, Wertheim law isocline lines, isochromatic, isostatic. Determination voltage at no-load circuit model, reflection photoelasticity. basics
tensometry - principle basic types of strain gauges, bridge wire,
temperature compensation, evaluation of strain gauge rosettes, strain sensors.
Learning Outcomes of the Course Unit
Basics of photoelasticity - a linear polarized light species, temporary
birefringence, Wertheimův law izoklinné lines, izochromatické, isostatic. Determination voltage at no-load circuit model, reflection photoelasticity. basics
tensometry - principle basic types of strain gauges, bridge wire,
temperature compensation, evaluation of strain gauge rosettes, strain sensors.
Course Contents
1 / plane photoelasticity principle , smeared with the laws of physics and optics.
2 / Polariskop with linearly polarized light - the creation and definition izoklin .
3 / Polariskop with circularly polarized light - the creation and definition izochromat .
4 / Definition and construction of isostatic and Lueders bands .
5 / Methods for determining the sensitivity of the optical constants of the model materials.
6 / Separation major stress - shear stress difference method .
7 / Spatial photoelasticity - freezing method .
8 / Principles and use of reflective photoelasticity .
9 / tensometry - principle and basic types of strain gauges .
10 / bridge circuit of strain gauges and temperature compensation.
11 / Evaluation of stress strain rosettes .
12 / Strain gauge force , torque, pressure , strain scales , etc.
13 / Residual stress - hole drilling method .
14 / moiré method , fotoplasticita method of coordinate networks.
15 / brittle lacquer method , the method of thermal emission
Recommended or Required Reading
Required Reading:
[1] Hoffmann, K.: An Introduction to Measurements using Strain Gauges, Hottinger Baldwin Messtechnik GmbH, Darmstadt, dostupný také z: http://www.kk-group.ru/help/Strain_Gauge_Measurements_Book_2012_01.pdf
[1] Macura,P.: Experimentální metody v pružnosti a plasticitě,VŠB-TU Ostrava 2001
[2] Hoffmann, K.: An Introduction to Measurements using Strain Gages, Hottinger Baldwin Messtechnik GmbH, Darmstadt, dostupný také z: http://www.kk-group.ru/help/Strain_Gauge_Measurements_Book_2012_01.pdf
Recommended Reading:
[1] Stefänescu, D.: Handbook of force transducers: principles and components, Berlin: Springer, 2011
[1] Janíček,P.: Technický experiment, VUT Brno,1989
[2] Milbauer,M., Perla,M.: Fotoelasticimetrické přístroje a měřící metody, Praha: ČSAV, 1959
[3] Trebuňa, F., Šimčák, F.: Príručka experimentálnej mechaniky, TU Košice, 2007, 1536s
[4] Vlk, M, a kol.: Experimentální mechanika, Brno, 2003, 147s
[5] Stefänescu, D.: Handbook of force transducers: principles and components, Springer, Německo, 2011, 612s
[6] Klement, J., Plánička, F., Vlk, M.: Modelová podobnost, elektrická odporová tenzometrie, experimentální určování zbytkových napětí, vyhodnocení experimentálně získaných dat, Plzeň, Západočeská univerzita, 2004, 130s
[7] Němec, J.: Odporové tenzometry v praxi, SNTL, Praha, 1967, 174s
Planned learning activities and teaching methods
Lectures, Tutorials, Experimental work in labs
Assesment methods and criteria
Tasks are not Defined