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Lecturer(s)
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Křížek Michal, Ing. Ph.D.
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Course content
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Schedule of lectures 1. Introduction, testing and diagnostics of manufacturing machines, reliability, basic terms 2. Technical diagnostics, diagnostic model, expert and diagnostic system, types of signals, signal analysis, errors 3. Selected physical methods of technical diagnostics - vibration, bearings 4. Selected physical methods of technical diagnostics - acoustics, ultrasound 5. Selected physical methods of technical diagnostics - temperature, thermography, defectoscopy 6. Selected physical methods of technical diagnostics - tribodiagnostics 7. Automation of testing and diagnostics of manufacturing machines. Exercise plan 1. Introduction, familiarization with safety regulations and laboratory 2. Signal measurement, Virtual instruments, LabVIEW, introduction, principles 3. Static characteristics, strain gauges 4. Evaluation of fatigue life, stress measurement 5. Basic frequency analysis, FFT, transmission, utilization of transmission functions 6. 2nd order oscillating member (R, L, C) 7. Removable balancing of rigid rotors 8. Measurement of natural frequencies and oscillations, modal analysis, operating forms 9. Vibration diagnostics on the gearbox model, bearings, teeth, cepstrum 10. Measurement of noise, measurement of sound fields 11. Measurement of noise intensity, Beamforming 12. Geometric accuracy of lathe and cent 13. Final credit test, possible consultation of questions from students
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Learning activities and teaching methods
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Laboratory work, Task-based study method
- Contact hours
- 65 hours per semester
- Presentation preparation (report) (1-10)
- 20 hours per semester
- Preparation for an examination (30-60)
- 50 hours per semester
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| prerequisite |
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| Knowledge |
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| Propose an algorithm for the measurement or analysis program. |
| Use theoretical knowledge of programming, electrotechnics, mathematics, mechanics and machine parts in the design of diagnostic tests and measurements |
| Describe and explain on a higher level the physical principles and design of sensors of basic physical quantities |
| Knowledge in a basic office software. Knowledge in a basic programming. Knowledge in a basic physical principles of sensors. |
| Calculate a basic statistical parameters of data and use it to data analyze using common office software. |
| Skills |
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| to design the basic parts of the diagnostic test |
| to design a program in any programming language (knowledge of LabVIEW advantage) |
| to realize basic electrical connections and mechanical composition of diagnostic tests |
| to use office productivity calculations |
| Competences |
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| N/A |
| N/A |
| N/A |
| learning outcomes |
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| Knowledge |
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| to describe in a comprehensive way and explain advanced experimental measurement and diagnostic methods |
| to design a simple diagnostic test, perform measurements, analyze data, and draw general conclusions |
| to interpret the results of advanced mathematical analyzes in machine diagnostics |
| apply a virtual instruments to an experimental diagnostics |
| create a simply programs of a virtual instruments |
| Skills |
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| use advanced computer and instrumentation to perform diagnostic tests |
| use LabVIEW to create experimental measurements |
| Competences |
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| N/A |
| teaching methods |
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| Knowledge |
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| Lecture |
| Laboratory work |
| Skills |
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| Laboratory work |
| Task-based study method |
| Competences |
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| Task-based study method |
| assessment methods |
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| Knowledge |
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| Oral exam |
| Skills |
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| Oral exam |
| Competences |
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| Skills demonstration during practicum |
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Recommended literature
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Kreidl, Marcel; Šmíd, Radislav. Technická diagnostika : senzory - metody - analýza signálu. Praha : BEN, 2006. ISBN 80-7300-158-6.
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Vlach, Jaroslav; Havlíček, Josef; Vlach, Martin. Začínáme s LabVIEW / Jaroslav Vlach, Josef Havlíček, Martin Vlach. 1. vyd. Praha : BEN - technická literatura, 2008. ISBN 978-80-7300-245-9.
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