Fundamentals of Noise - MECH9325


	Faculty: Faculty of Engineering
	School: School of Mechanical and Manufacturing Engineering
	Course Outline: http://www.mech.unsw.edu.au/
	Campus: Kensington Campus
	Career: Postgraduate
	Units of Credit: 6
	EFTSL: 0.12500 (more info)
	Indicative Contact Hours per Week: 3
	Enrolment Requirements:
	None
	Equivalent: MECH8325
	Excluded: MECH4321, MECH8325
	CSS Contribution Charge:Band 2 (more info)
	Tuition Fee:See Tuition Fee Schedule
	Further Information: See Class Timetable

Description

Development of the acoustic plane wave equation, introduction of concepts of acoustic impedance, characteristic impedance, acoustic energy density, acoustic intensity and acoustic power. Measurement of sound pressure. Decibel scales. Standing waves. The effect of noise on people. Wave propagation in porous media. Transmission phenomena including transmission of plane waves between different media, through walls and along pipes. The analysis of expansion chamber mufflers and pipe side-branches. Basic energy approach to room acoustics.