| 机械传递函数的无偏估计法 |
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| 引用本文： | 杜文升,卢辉斌.机械传递函数的无偏估计法[J].仪器仪表学报,1996,17(5):499-502. |
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| 作者姓名： | 杜文升 卢辉斌 |
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| 作者单位： | 燕山大学 |
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| 摘 要： | 本文基于振动中输出、输入测量信号之间的互相关特性，在分析其频谱的基础上，通过数学分析，从理论上找到了机械传递函数的无偏估计，为在实践中得到准确的机械传递函数提供了科学的理论基础，从而为状态监测、机械故障诊断提供了可靠的保证
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| 关 键 词： | 故障诊断 状态监测 传递函数 |
Method of No Error Estimate of Machinery Transfer Function |
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| Du,Wen sheng Lu,Hui bin.Method of No Error Estimate of Machinery Transfer Function[J].Chinese Journal of Scientific Instrument,1996,17(5):499-502. |
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| Authors: | Du Wen sheng Lu Hui bin |
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| Affiliation: | Yan Shan University Qinhuangdao 066004 |
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| Abstract: | This paper based on the cross correlation characteristic of measuring signal of input and output in vibration.We analysised spectrum by mathematic analysising,A method of no error estimate of machinery transfer function in theory.It provided scientific theory basic that we found more precisely machinery transfer function in our working.It provided reliability pledge for supervising and measuring of state and machanical failure diagnostic. |
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| Keywords: | Failures diagnostic Supervising and measuring of state Transfer function |
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