Jian Liu   

Lecturer (Higher Education Institution)
Supervisor of Master's Candidates

MORE> Recommended MA Supervisor
Language:English

Paper Publications

Title of Paper:基于多通道系统的封闭空间低频噪声主动控制

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Affiliation of Author(s):自动化学院

Journal:科学技术与工程

Key Words:主动噪声控制;多通道;窄带;空间降噪;位置布放;

Abstract:在封闭空间中,相较于单通道主动噪声控制(active noise control,ANC)系统,多通道ANC系统可以更好地实现整体区域的降噪。针对所设计的三维空间,分别进行单通道及双通道实验;并基于实验的方式布放次级源及误差传感器。实验结果证明,对于低频窄带噪声,多通道系统降噪效果显著,算法开启后在所设计装置空间内达到11. 4 d B的降噪量;且噪声声压级相较于单通道系统分布更为均匀。

Translation or Not:no

Date of Publication:2018-12-18

Co-author:章月新

Correspondence Author:Jian Liu

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