Subject description - XP02AMA

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XP02AMA Active Methods in Acoustics
Roles:S Extent of teaching:2P
Department:13102 Language of teaching:
Guarantors:Jiříček O. Completion:ZK
Lecturers:Jiříček O. Credits:4
Tutors:Jiříček O. Semester:L

Web page:

https://moodle.fel.cvut.cz/courses/XP02AMA

Anotation:

Physical principles, interference, Huygens principle, sound field in ducts, vawe-guides and enclosures. Active noise control in a duct. One or more secondary sources. Active control in enclosures, acoustic coupling, modes, local control. Feedback and feedforward strategy, analog adn digital realisations, algorithms based on LMS, stability of algorithms, multichannel algorithms. Practical realisations of active systems. Active control of vibrations, transducers for active control.

Study targets:

Introduction to active control of sound and vibrations

Content:

Physical principles, interference, Huygens principle, sound field in ducts, vawe-guides and enclosures. Active noise control in a duct. One or more secondary sources. Active control in enclosures, acoustic coupling, modes, local control. Feedback and feedforward strategy, analog adn digital realisations, algorithms based on LMS, stability of algorithms, multichannel algorithms. Practical realisations of active systems. Active control of vibrations, transducers for active control.

Course outlines:

Exercises outline:

Literature:

Nelson, Elliott: Active control of sound, Academic Press, London, 1992. Fuller, Elliott, Nelson: Active control of vibration, Academic Press, 1997.

Requirements:

An assessment is not required for this subject.

Keywords:

Sound, vibrations, active control, adaptive algorithms

Subject is included into these academic programs:

Program Branch Role Recommended semester
DOKP Common courses S
DOKK Common courses S


Page updated 16.6.2024 17:52:04, semester: Z,L/2023-4, Z/2024-5, Send comments about the content to the Administrators of the Academic Programs Proposal and Realization: I. Halaška (K336), J. Novák (K336)