Using a hands-on approach, this self-contained reference covers topics ranging from the foundations of duct acoustics to acoustic design of mufflers and silencers. A perfect tool for engineers and researchers.
Using a hands-on approach, this self-contained reference covers topics ranging from the foundations of duct acoustics to acoustic design of mufflers and silencers. A perfect tool for engineers and researchers.
Erkan Dokumac¿ is Professor Emeritus of Mechanical Engineering at Dokuz Eylül University (¿zmir, Turkey). He is currently on the Editorial Advisory Board for the Journal of Sound and Vibration and is the author of software used for acoustic design of mufflers and silencers, as well as many scientific papers on duct acoustics.
Inhaltsangabe
Preface 1. Some preliminaries 2. Introduction to acoustic block diagrams 3. Transmission of low frequency sound waves in ducts 4. Transmission of one-dimensional waves in coupled ducts 5. Resonators, expansion chambers and silencers 6. Multi-modal sound propagation in ducts 7. Transmission of wave modes in coupled ducts 8. Effects of viscosity and thermal conductity 9. Reflection and radiation at open duct terminations 10. Modeling of ducted acoustic sources 11. Radiated sound pressure prediction 12. Measurement methods 13. System search and optimization Appendix a: basic equations of fluid motion Appendix b: acoustic properties of rigid-frame fibrous materials References Appendix c: impedance of compact apertures Index.
Preface 1. Some preliminaries 2. Introduction to acoustic block diagrams 3. Transmission of low frequency sound waves in ducts 4. Transmission of one-dimensional waves in coupled ducts 5. Resonators, expansion chambers and silencers 6. Multi-modal sound propagation in ducts 7. Transmission of wave modes in coupled ducts 8. Effects of viscosity and thermal conductity 9. Reflection and radiation at open duct terminations 10. Modeling of ducted acoustic sources 11. Radiated sound pressure prediction 12. Measurement methods 13. System search and optimization Appendix a: basic equations of fluid motion Appendix b: acoustic properties of rigid-frame fibrous materials References Appendix c: impedance of compact apertures Index.
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