Subject description - XP02AMA
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Explanatory Notes
Instructions
| 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/XP02AMAAnotation:
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 vibrationsContent:
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 14.2.2025 17:51:43, semester: L/2024-5, Z/2025-6, Z/2024-5, Send comments about the content to the Administrators of the Academic Programs | Proposal and Realization: I. Halaška (K336), J. Novák (K336) |