Acoustic Applications

Lecturer:

Ondřej Jiříček (gar.)

Tutor:

Ondřej Jiříček (gar.), Marek Brothánek, Vojtěch Jandák, Petr Švec

Supervisor:

Department of Physics

Synopsis:

Lecture summarize applications in physical acoustics, room and building acoustics, environmental acoustics, noise and vibration control, physiological acoustics, diagnostics, and ultrasound.

Requirements:

Measuring results, test.

Syllabus of lectures:

1. Basic characteristics of a sound field.

2. Sound pressure, measurement, sound level meter and its properties.

3. Sound intensity, sound power, measuring methods.

4. Non-stationary and impulse sound fields, measurement and evaluation.

5. Room and building acoustics, measurement.

6. Materials for acoustics.

7. Noise control, basic principles.

8. Vibration measurement and control.

9. Standards in acoustics.

10. Interaction of sound waves with structures, quantum effects of ultrasound.

11. Measurement and visualization methods using ultrasound.

12. Signal processing by surface waves.

13. Ultrasound in medicine.

14. Ultrasound in technical diagnostics.

Syllabus of tutorials:

1. Introductions, decibels.

2. Measurement of sound pressure, sound level meter.

3. Measurement of sound power.

4. Measurement of frequency and radiation characteristics sources of sound.

5. Reverberation measurement.

6. Measurement of acoustical properties of materials.

7. Measurement of noise.

8. Vibration measurement and analysis.

9. Calibration of sound level meters.

10. Measurement of ultrasound generation on small slots, transducer, directivity pattern measurement.

11. Ultrasound impulse methods for measurements and diagnostics.

12. Power ultrasonics, cavitation.

13. Visualization of ultrasound in liquids.

14. Measurement of ultrasound transducer characteristics.

Study Objective:

Study materials:

1. Beranek L.: Noise and Vibration Control

2. Bies D.A., Hansen C.H.: Engineering Noise Control, E&FN Spon, 1997.

3. Fahy F.: Sound Intensity, E&FN Spon, 1995.

Note:

Time-table for winter semester 2011/2012:

Time-table is not available yet

Time-table for summer semester 2011/2012:

Time-table is not available yet

The course is a part of the following study plans:

• Common plan- structured studies (elective specialized course)
• Computer Technology- structured studies (elective specialized course)
• Electronics and Communication Technology - structured studies (elective specialized course)
• Cybernetics and Measurements- structured studies (elective specialized course)
• Heavy-current Engineering- structured studies (elective specialized course)