Improvement of noise reduction performance in bellows using multilayer perforated panels

When the speed of a railway vehicle increases, the level of noise inside the vehicle inevitably increases as well, which is a major cause of discomfort to passengers. The most effective method is to improve the overall noise reduction performance of a vehicle. In particular, the gangway of the railw...

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Bibliographic Details
Main Author: Hee-Min Noh
Format: Article
Language:English
Published: SAGE Publishing 2021-01-01
Series:Advances in Mechanical Engineering
Online Access:https://doi.org/10.1177/1687814020986253