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Abstract:
针对发动机排气噪声的特点,选取与噪声基频相关的振动和点火信号作为控制器参考信号,以Fitered-X LMS算法作为调节自适应滤波器各权系数的基本依据,并采用外加抖动信号的次级通道在线自适应建模方式,建造并实现了相应的试验系统.在所设计的有源消声试验台架上,对SUZUKI AX-100摩托车发动机排气噪声进行了有源消声试验,在400 Hz以下取得了30dB以上的降噪效果.
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Source :
内燃机工程
ISSN: 1000-0925
Year: 2005
Issue: 1
Volume: 26
Page: 59-62
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: 9
Chinese Cited Count:
30 Days PV: 9
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