Issue |
MATEC Web Conf.
Volume 211, 2018
The 14th International Conference on Vibration Engineering and Technology of Machinery (VETOMAC XIV)
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Article Number | 04005 | |
Number of page(s) | 6 | |
Section | DS: Dynamic Stability, Deterministic, Chaotic and Random Post-Critical States; TP10: Vibration and waves; TP13: Wave propagation | |
DOI | https://doi.org/10.1051/matecconf/201821104005 | |
Published online | 10 October 2018 |
The acoustic waves propagation in a cylindrical waveguide with the laminar flow
1
MISIS National University of Science and Technology
2
Bauman Moscow State Technical University
* e-mail: petrovipmech@gmail.com
** e-mail: valar@bmstu.ru
The problem of modeling of acoustic wave propagation in inhomogeneous flow is considered. There is an approximate analytical solution of the hydrodynamics equations in the presence of annular acoustic oscillations source in the case of laminar flow. Special attention is to paid to the propagation of acoustic waves modes. The amplitudes and phases dependences of the individual modes on the Mach number in the linear approximation were established.
© The Authors, published by EDP Sciences, 2018
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