Abstract:

In order to promote the authenticity conservation of the acoustic field of the Grand Stage of the Garden of Virtuous Harmony, this paper measured the reverberation time, the impulse response and the unevenness of sound pressure level before and after the Garden of Virtuous Harmony were repaired. By comparison and analysis of data, it revealed the effect of closed porch and temporary stand, evaluated the effect of authenticity conservation of acoustic, provided a scientific evidence for the performing and watching behavior recorded by historical archives.

摘要：

为促进德和园大戏楼声场真实性的保护，本文在修缮前后分别对大戏楼声场的混响时间、脉冲响应、声场不均匀度进行了测试。通过修缮前后的数据对比分析，探明了看戏廊封闭及临时看台对大戏楼声场的影响；评估了德和园声学真实性的修缮效果；也为史料记载的观演行为提供了科学佐证。

关键词: 声学；观演建筑, 建筑声学, 遗产保护