李宏坤   

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Language:English

Paper Publications

Title of Paper:基于相干分析的离心式压缩机噪声源识别

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Date of Publication:2008-02-26

Journal:风机技术

Included Journals:ISTIC

Issue:1

Page Number:7-9,15

ISSN No.:1006-8155

Key Words:离心式压缩机;相干分析;噪声源

Abstract:从离心式压缩机振动和噪声信号的功率谱出发,研究了其振动和噪声的相干性.对比振动和噪声的功率谱,找出二者的特性与联系.最后经过相干变换得到振动和噪声的相干关系,并结合工程实践,证明相干性分析在离心式压缩机噪声源识别领域的可行性.

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