A Nonlinear Quasi-3D Approach for the Modeling of Mufflers with Perforated Elements and Sound-Absorbing Material

<table>Lateral view of the mesh used for the acoustic modeling of the chamber with absorbing material: the region with absorptive material is highlighted in yellow.</table>

Advances in Acoustics and Vibration

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Figure 12

Figure 12: A Nonlinear Quasi-3D Approach for the Modeling of Mufflers with Perforated Elements and Sound-Absorbing Material 