Acoustic and Ultraacoustic Measurements

Garant předmětu:

Lecturer:

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Department of Material Engineering and Chemistry

Synopsis:

Sound propagation, basic acoustic quantities, frequency-dependent characteristics.

Spatial acoustics (sound level measurements, reverberation time, …)

Description of instruments used for acoustic measurements - generators, sensors, amplifiers, analyzers and recording devices.

Experimental determination of acoustic properties of building materials - attenuation of sound propagation through building materials, description of measuring apparatus.

Non-destructive measurements of materials properties by means of acoustic and ultrasonic methods (measurements of elastic modulus, velocity of waves propagation, attenuation of waves).

Ultrasonic defectoscopy (identification of cracks and cavities in materials, determination of inhomogeneities, ...)

Requirements:

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Study materials:

F. J. Cheek, N. David – Fundamentals and Applications of Ultrasonic Waves, CRC Press, 2002.

J. F. Allard, N. Atalla - Propagation of sound in porous media modelling sound absorbing materials, Wiley, 2009.

C. Sujatha – Vibration and Acoustics: Measurement and Signal Analysis, McGraw Hill Education, 2010.

F. Fahy, J. Walker – Advanced Applications in Acoustics, Noise and Vibration, Spon Press, 2004.

Note:

Further information:

No time-table has been prepared for this course

The course is a part of the following study plans: