UNSW Handbook Course - Acoustic Noise

Acoustic Noise - ZACM4900


	Faculty: UNSW@ADFA (Australian Defence Force Academy)
	School: UC Aerospace, Civ and Mech Eng
	Course Outline: https://gateway.unsw.adfa.edu.au/isas/current_students/outlines/index.html
	Campus: University College Campus
	Career: Undergraduate
	Units of Credit: 3
	EFTSL: 0.062 (more info)
	Contact Hours per Week: 2
	Fee Band: 2 (more info)
	Further Information: See Class Timetable

Description

Physical acoustics: The wave equation, solution of the wave equation, comparison with vibration having finite degrees of freedom. Sound: sound pressure level, psychological response to sound, threshold of hearing and threshold of pain, maximum permissible levels of sound exposure. Noise attenuation and control. Noise: statistical properties of noise, response of systems to noise, correlation functions and transfer, frequency response functions. Machinery noise: generation of vibration in machines, acceptable levels and methods of control. Radiation of sound from vibrating machinery.

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