| 小波变换在汽轮机组动静碰摩故障诊断中的应用综述 |
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| 引用本文： | 王翔. 小波变换在汽轮机组动静碰摩故障诊断中的应用综述[J]. 南京工程学院学报(自然科学版), 2008, 6(2): 46-51 |
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| 作者姓名： | 王翔 |
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| 作者单位： | 南京工程学院能源与动力工程学院,江苏南京,211167 |
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| 摘 要： | 小波变换在故障诊断的各个领域已经广泛应用,首先综述了汽轮机组动静碰摩的振动特征和诊断方法;小波分析应用于机械故障振动信号分析的优越性及其应用的进展和特点,介绍了小波变换技术在汽轮机组动静碰摩故障诊断的理论研究和实际应用,最后提出小波分析应用于碰摩故障诊断存在的问题以及对其应用前景的展望．
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| 关 键 词： | 小波变换 汽轮机 动静碰摩 故障诊断 |
A Review of Wavelet Transform in Fault Diagnosis of Rotor to Stator Rub of Turbine Units |
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| WANG Xiang. A Review of Wavelet Transform in Fault Diagnosis of Rotor to Stator Rub of Turbine Units[J]. Journal of Nanjing Institute of Technology :Natural Science Edition, 2008, 6(2): 46-51 |
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| Authors: | WANG Xiang |
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| Affiliation: | WANG Xiang(School of Energy , Power Engineering,Nanjing Institute of Technology,Nanjing 211167,China) |
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| Abstract: | Wavelet transform has been used widely in all fields of fault diagnosis.This paper reviewed vibration characteristics and diagnosis approaches of rotor to stator of turbine units.The review also involves the advantages,applying advancement and features of the application of wavelet analysis into vibration signals analysis.Theoretical research and practical application of wavelet transform in fault diagnostics for turbine unit were presented as well.What were eventually included were the problems found in th... |
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| Keywords: | wavelet transform steam turbine rotor to stator rub fault diagnosis |
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