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作 者:唐子清[1] 陆凤华[1] TANG Ziqing;LU Fenghua(College of Architecture, Taiyuan University of Technology, Taiyuan 030024, China)
出 处:《太原理工大学学报》2020年第5期743-749,共7页Journal of Taiyuan University of Technology
摘 要:晋祠是我国重要的历史文化遗产及宗教祭祀圣地,由外部公园与内部博物院两部分组成,目前其声环境研究仍为空白。本文分别对这两个部分中主要游人行经路线上选取了最有代表性的位置点,探寻了声要素,进行了A声级测量和初步量化研究,发现晋祠博物院内基本所有位置上声压级值与频率之间都是负相关的关系。考虑到声环境与人的心理感受之间的密切关联,选择佛教文化背景中宗教祭祀公园最重要的声烦恼评价维度,再由LAeq值推导出结合了A(烦恼因素)与L(频率因素)两项加权后的响度值。最后,将声压级值与加权响度值对比,发现加入烦恼A权重后的LAL值与没有经过A加权的L值相比较要小,并且1 kHz以下的低频声压值越高响度值越小;而在高频率范围内,各自频带上声压级值对加权响度影响的敏感性保持不变。Jinci temple is an important historical and cultural heritage in China,and is also a religious sacrificial place in Taiyuan city.It is composed of two parts,the external park and the internal museum.The sound environment in it is still unknown currently.In this paper,the most representative locations on the main tourist routes in these two parts were selected,sound elements were explored,and A sound level measurement and preliminary quantitative research were carried out.It was found that sound pressure level is negatively correlated with frequency at almost all positions in Jinci museum.Subsequently,by taking into account the close correlation between acoustic environment and people's psychological feelings,the most important evaluation factor of acoustic annoyance was selected,and the weighted loudness values of A(annoyance factor)and L(frequency factor)were derived from the LAeq value.Finally,the weighted loudness values were compared with the sound pressure level value.It was concluded that the LAL value after adding the weight of annoyance(A)is smaller than the L value without A weighting,and the higher the low-frequency SPL values below 1 kHz,the smaller the loudness values.In the high frequency range,the sensitivity of SPL on weighted loudness remains unchanged.
关 键 词:佛教文化 宗教祭祀 晋祠公园与博物院 声环境调查 烦恼因素 加权响度值
分 类 号:TU986[建筑科学—城市规划与设计] TU112
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