## Computational acoustics and its environmental applications |

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### Contents

Analysis of sound transmission through a thin elastic plate by | 3 |

A numerical approach for the free vibration of isotropic | 19 |

Wave propagation in acoustic horns through modal | 37 |

Copyright | |

1 other sections not shown

### Common terms and phrases

absorption acoustic active noise control adiabatic algorithm analysis angle application approximation attenuation BAeSEMA barrier bottom boundary conditions boundary element method calculation CCISM coefficient components coupled dB(A density derivative diffraction direct distance domain duct effect eigenvalue eigenvector elastic energy error evaluated example Figure finite element method fluid formulation function Galerkin geometry Helmholtz equation impedance inhomogeneous INSTANT integral equation interface inverse KRAKEN layers low frequencies matrix measured mesh noise normal numerical obtained octave band operator symbols parameters Patented phase plate porous material prediction pressure problem Pyramid Tracing radiation Ramsete range ray tracing receiver reduced reflection seat dip secondary sources shear shown simulation solution solve Sound and Vibration sound field sound level sound propagation sound source sound speed space spectrum structure surface techniques term transient acoustic transmission loss tunnel values vector velocity vertical wave propagation waveguide wavenumber