Overview

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. … For more content click the Read More button below.

Offerings

SSA-02-MALAYSIA-ON-CAMPUS

Rules

Enrolment Rule

Contacts

Chief Examiner(s)

Associate Professor Tan Ming Kwang

Unit Coordinator(s)

Associate Professor Tan Ming Kwang

Learning outcomes

On successful completion of this unit, you should be able to:
1.

Discern basic noise measurement quantities such as sound pressure levels, sound power levels and sound intensity levels.

2.

Describe and predict the propagation of sound in a duct and in free space.

3.

Describe the fundamentals of reactive noise attenuation devices.

4.

Predict and measure the transmission loss through various materials.

5.

Select appropriate treatments to meet the room requirements based on direct and reverberant noise fields.

6.

Synthesise concepts of noise sources, paths and measurements in the determination of environmental noise impacts.

Teaching approach

Problem-based learning
Online learning

Assessment summary

Continuous assessment: 100%

Assessment

1 - Quiz
2 - Class submission
3 - Assignment
4 - Labs
5 - Test 1
6 - Test 2

Scheduled and non-scheduled teaching activities

Assessments
Laboratories
Practical activities

Workload requirements

Workload

Learning resources

Recommended resources

Other unit costs

The following item is mandatory for practical aspects of the unit and should be purchased at your own cost as you will be reusing them throughout your course.

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