介绍了经验模态分解法（EMD）的原理及波形指数的概念。
The principle of empirical mode decomposition (EMD) and concept of shape factor are introduced.
在分析了传统滚动轴承的振动信号处理方法的基础上，将经验模态分解法(EMD)应用到滚动轴承的故障诊断中来。
On the basis of the traditional vibration signals process method for the rolling bearing, the empirical mode decomposition (EMD) were applied in the fault diagnosis of the rolling bearing.
经验模态分解法虽然有许多优点，也已在一些领域取得了应用，但是，其本身可能还存在着一些问题，阻碍了它的进一步应用。
Although EMD (Empirical Mode Decomposition) is of many advantages and has been applied in many scientific fields, some of its defects become obstacle to further applications.
针对传统滤波方法处理非平稳信号的不足，提出利用经验模态分解法来处理转子启动信号，通过此方法的自适应滤波特性来提取这类信号中的低频分量。
This paper describes a method to extract the low frequency component from rotor startup signal based on empirical mode decomposition, which overcomes the difficulties of traditional filter methods.
针对传统滤波方法处理非平稳信号的不足，提出利用经验模态分解法来处理转子启动信号，通过此方法的自适应滤波特性来提取这类信号中的低频分量。
This paper describes a method to extract the low frequency component from rotor startup signal based on empirical mode decomposition, which overcomes the difficulties of traditional filter methods.
应用推荐