| 基于频谱与小波变换的工业压缩机噪声源分析仪设计 |
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| 引用本文： | 王莉,牛群峰,胡红生.基于频谱与小波变换的工业压缩机噪声源分析仪设计[J].工矿自动化,2009,35(7). |
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| 作者姓名： | 王莉 牛群峰 胡红生 |
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| 作者单位： | 1. 河南工业大学电气工程学院,河南,郑州,450001
2. 嘉兴学院机电工程学院,浙江,嘉兴,314001 |
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| 基金项目： | 浙江省科技计划项目资助(2008C21111);;河南工业大学高层次人才科研基金项目(2007BS036) |
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| 摘 要： | 文章介绍了一套基于频谱与小波变换的工业压缩机噪声源分析仪的设计。该分析仪以LabVIEW为软件开发平台,采用频谱分析法和连续小波变换法对工业压缩机的噪声源进行定位识别分析,具有噪声信号采集、处理、频谱分析法识别以及连续小波变换法识别等功能。试验结果表明,这2种识别方法均能区分出工业压缩机的各个噪声源及其在压缩机噪声声功率中的贡献,便于迅速、直观地定位主噪声源的频带分布范围,进而监测工业压缩机的运行状态。
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| 关 键 词： | 工业压缩机 噪声源 定位识别 频谱分析 小波变换 LabVIEW |
Design of Noise Source Analyzer for Industrial Compressor Based on Frequency Spectrum and Wavelet Transform |
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| WANG Li,NIU Qun-feng,HU Hong-sheng.Design of Noise Source Analyzer for Industrial Compressor Based on Frequency Spectrum and Wavelet Transform[J].Industry and Automation,2009,35(7). |
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| Authors: | WANG Li NIU Qun-feng HU Hong-sheng |
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| Affiliation: | 1.School of Electrical Engineering of Henan University of Technology;Zhengzhou 450007;China.2.School of Mechanical and Electrical Engineering of Jiaxing University;Jiaxing 314001;China |
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| Abstract: | The paper introduced design of a noise source analyzer for industrial compressor based on frequency spectrum and wavelet transform.The analyzer takes LabVIEW as software development platform,adopts methods of frequency spectrum analysis and continuous wavelet transform to analyze position and recognition of noise source of industrial compressor,and has functions of collection and processing of noise signals,recognition methods of frequency spectrum analysis and continuous wavelet transform and so on.The tes... |
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| Keywords: | industrial compressor noise source position and recognition frequency spectrum analysis wavelet transform LabVIEW |
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