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Ukončeno v akademickém roce 2022/2023

ODS and Modal Analysis

Type of study Follow-up Master
Language of instruction Czech
Code 330-0522/01
Abbreviation PTKEMA
Course title ODS and Modal Analysis
Credits 4
Coordinating department Department of Applied Mechanics
Course coordinator doc. Ing. Michal Šofer, Ph.D.

Osnova předmětu

1. Technical equipment used fro vibration measurement and evaluation.
2. The use of phase for ODS visualization, transmissibility measurements, time and spectral ODS.
3. Using of ODS in vibration diagnostics.
4. Case study - diagnostics of a machine based on ODS.
5. Modal test - its purpose and application, basic concepts.
6. Dual channel analysis, definition of the basic functions - transfer function, coherence function.
7. Mobility measurement methods, basic measurement setup. Analyzers, digital signal processing, excitation methods.
8. Introduction to experimental modal analysis theory. SIngle degree-of-freedom system, SDOF frequency response function.
9. Undamped and damped multi degree-of-freedom system.
10. Modala parameters extraction methods. Application of experimental modal analysis in technical diagnostics.
11. Multiple input multiple output modal analysis.
12. Operational modal analysis, its usability, interpretation of the results.
13. Comparison of ODS, standard modal test and OMA.

Povinná literatura

1. EWINS, D.J.: Modal Testing: Theory, Practice and Application, second
edition, Research Studies Press, Ltd., England 2000
2. textbook on http://www.337.vsb.cz/

Doporučená literatura

ZAVERI, K. Modální analýza velkých struktur - systémy s více vibrátory.
Brno: VÚEZ, 1989. 128s.