| 机械信号分析中消噪方法的研究 |
| |
| 引用本文： | 张桂才,史铁林.机械信号分析中消噪方法的研究[J].振动．测试与诊断,1998,18(1):29-33. |
| |
| 作者姓名： | 张桂才 史铁林 |
| |
| 作者单位： | 华中理工大学机械学院 |
| |
| 摘 要： | 提出一种新的信号预处理方法——幅值奇次乘方法。研究表明，该方法可以有效地抑制信号中的随机噪声成分，从而提高信号的信噪比。
|
| 关 键 词： | 信号分析 概率密度函数 信号预处理 故障诊断 随机噪声 信噪比 |
Research on Method of Eliminating Random Noise Infiltrated into Mechanical Signals |
| |
| Zhang,Guicai,Shi,Tielin,Yang,Shuzi.Research on Method of Eliminating Random Noise Infiltrated into Mechanical Signals[J].Journal of Vibration,Measurement & Diagnosis,1998,18(1):29-33. |
| |
| Authors: | Zhang Guicai Shi Tielin Yang Shuzi |
| |
| Abstract: | A new method for signal preprocessing,the odd power of signal amplitude,is presented.Results of the study shows that this method can effectively weaken the random noise that infiltrated into mechanical signals,and therefore improve the signal to noise ratio. |
| |
| Keywords: | signal analysis probability density function signal preprocessing fault diagnosis random noise signal to noise ratio |
| 本文献已被 CNKI 维普 等数据库收录！ |
