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MEC4444 - Industrial noise and control

6 points, SCA Band 2, 0.125 EFTSL

Undergraduate Faculty of Engineering

Leader(s): A/P W K Chiu (Clayton); Jawaid (Sunway)


Clayton Second semester 2009 (Day)
Sunway First semester 2009 (Day)


Fundamentals of sound and sound propagation, wave equation, Helmholtz equation, absorption, impedance and intensity, silencers. Transmission from one medium to another, applications and optimisation. Transmission through walls, mass law, coincidence and resonance. Sound transmission in the atmosphere, inverse square law, excess attenuation. Radiation of sound, directivity. Sound in enclosed spaces. Noise sources, noise reduction techniques, noise legislation and regulation, acceptable noise levels, hearing conservation, measurement and analysis of noise, design for low noise.


Examination (2 hours): 70%
Assignments and tutorials: 25%
Laboratory: 5%

Contact hours

22 lecture hours plus 22 hours of practice classes and laboratory classes


MEC3453 or TRC3200

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