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Tram noise annoyance: The role of different psychoacoustic measures in the assessment of noise
Applied Acoustics ( IF 3.4 ) Pub Date : 2024-02-28 , DOI: 10.1016/j.apacoust.2024.109946
Tomasz Nowakowski , Paweł Komorski

Current environmental standards rely on A-weighted equivalent noise levels (L) or Single Event Level (SEL), which have limitations. This article presents the results of a study on tram noise annoyance in the context of different acoustic measures proposing a different approach to assessing traffic noise in the city. The main objective of the study was to understand how different noise measures may differ in assessing noise annoyance. The study was based on an analysis of 173 tram passages. The results show significant variation in noise ratings based on different measures. It was noted that the highest number of exceedances of the limits (15.0%) was identified by the Annoyance Index model and Articulation Index, while the least was identified by the currently used SEL measure (8.1%). The results suggest that high SEL values are not always directly correlated with the perception of sound as loud or unpleasant. Such an approach can contribute to a better understanding and management of urban noise, which in turn can lead to improved quality of life for residents.

中文翻译:

电车噪音烦恼:不同心理声学措施在噪音评估中的作用

目前的环境标准依赖于 A 加权等效噪声水平 (L) 或单事件水平 (SEL),但存在局限性。本文介绍了在不同声学测量背景下对有轨电车噪声烦恼进行的研究结果,提出了评估城市交通噪声的不同方法。该研究的主要目的是了解不同的噪声测量方法在评估噪声烦恼方面有何不同。该研究基于对 173 条有轨电车通道的分析。结果显示,根据不同的测量方法,噪声等级存在显着差异。值得注意的是,烦恼指数模型和清晰度指数确定的超出限制的次数最多(15.0%),而当前使用的 SEL 衡量标准确定的超出限制次数最少(8.1%)。结果表明,高 SEL 值并不总是与声音响亮或令人不快的感觉直接相关。这种方法有助于更好地了解和管理城市噪音,从而提高居民的生活质量。
更新日期:2024-02-28
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