This research article discusses the development of an innovative 3-D printed sound absorption panel, utilizing optimized labyrinthine acoustic elementary cells. The authors conducted both analytical and numerical analysis of these unit cells to evaluate their sound absorption performance. Following these evaluations, the panel was fabricated and experimentally tested, demonstrating promising results in noise reduction capabilities. The results indicate that variations in cell size can significantly improve sound absorption, providing insights for future applications in acoustic engineering and environmental noise control.
This study presents a proof of concept for a 3-D printed sound absorption panel, utilizing labyrinthine acoustic cells to enhance noise reduction capabilities.
Through numerical and experimental evaluations, the panel design leverages various cell sizes to optimize sound absorption, demonstrating significant potential for future applications.
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