Description:

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

Contents:

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.

Seminar contents:

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.

Recommended literature:

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.

Abbreviations used:

Semester:

• W ... winter semester (usually October - February)
• S ... spring semester (usually March - June)
• W,S ... both semesters

Mode of completion of the course:

• A ... Assessment (no grade is given to this course but credits are awarded. You will receive only P (Passed) of F (Failed) and number of credits)
• GA ... Graded Assessment (a grade is awarded for this course)
• EX ... Examination (a grade is awarded for this course)
• A, EX ... Examination (the award of Assessment is a precondition for taking the Examination in the given subject, a grade is awarded for this course)

Weekly load (hours per week):

• P ... lecture
• C ... seminar
• L ... laboratory
• R ... proseminar
• S ... seminar