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Measurement and Signal Processing

Type of study Bachelor
Language of instruction Czech
Code 352-0535/02
Abbreviation MaZS
Course title Measurement and Signal Processing
Credits 5
Coordinating department Department of Control Systems and Instrumentation
Course coordinator doc. Ing. Jaromír Škuta, Ph.D.

Subject syllabus

1. Sensors for experimental mechatronics and machine behavior (speed, force, moment, linear movements, rotational movements, approach, vibration, flow, pressure, sound pressure, sound intensity).
2. Methods of digital recording of measured data, digitization of signals, properties of A / D converters, multifunction cards and signal analyzers. Choice of sampling frequency, signal-to-noise ratio.
3. Evaluation of time-domain signals, effective values, limit values, level passages. Synchronous filtering.
4. Fourier transform and basics of signal frequency analysis (time window selection, overlay and averaging). Numerical calculation of FT.
5. Spectrum of selected signals (pink and white noise, harmonic signal modulation, phase and signal envelope).
6. Methods of measurement of frequency characteristics, their presentation and evaluation, vibration excitation.
7. Lasers for measurement of linear and angular oscillations.
8. Vibration of machines, composition of frequency spectra, multispektra. Operating shapes of vibrations.
9. Testing of products, machines for cyclic and random loading. Generating load processes for shakers and electro-hydraulic loaders. S-N curves, hypothesis to estimate the drawdown of damage.

Literature

CROCKER, M. (Editor) Handbook of noise and vibration control. New York: Wiley, 2007. ISBN 978-0-471-39599-7 .
RANDALL, R.B. State of the art in monitoring rotating machinery, Preceedings of ISMA 2002 – Volume IV, pp. 1457 – 1478.

Advised literature

Tůma, J.: Vehicle gearbox noise and vibration, Wiley 2014.
BROCH, J.T. Mechanical vibration and shock measurements. Brüel & Kjaer , 1984.