1) harmonic wavelet
谐波小波
1.
The rotor bar broken fault diagnosis of an asynchronous motor based on harmonic wavelet;
基于谐波小波的变频机转子断条故障诊断
2.
Study on bearing fault diagnosis based on harmonic wavelet;
基于谐波小波的轴承故障诊断方法的研究
3.
Small leakage detection of long distance pipeline based on harmonic wavelet analysis
基于谐波小波分析的管道小泄漏诊断方法
2) Harmonic wavelet packet
谐波小波包
1.
This paper discussed the concept of harmonic wavelet and general harmonic wavelet,and realized the harmonic wavelet packet algorithm.
论述了谐波小波、广义谐波小波的概念以及谐波小波包的算法实现,并将谐波小波应用于带通滤波器的窄带滤波中,得到了满意的仿真效果。
2.
For the purpose of finding the potentially critical fault in time and extracting the weak signal to prevent the unnecessary financial losses,so making use of the box-like spectrum and frequency-domain continuous distribution of harmonic wavelet,and the weak signal is extracted with harmonic wavelet packet transformation of simulation signal.
在工程中,在故障发生的早期,其信号一般比较微弱,为了能在故障发生的早期及时地发现潜在的危险故障并能提取微弱的故障信号,防止不必要的经济损失,利用谐波小波在频域连续分布且具有严格的盒形谱特性,通过对仿真信号的谐波小波包变换,实现了对微弱信号的频域提取。
3) harmonic reduction
减小谐波
4) harmonic wavelet filtering
谐波小波滤波
1.
A new method of fault diagnosis of in-situ sampled vibration signals is introduced for the non-stationery signals of rotating machines by using the harmonic wavelet filtering.
针对旋转机械非平稳信号的特点,提出采用谐波小波滤波对现场采集的振动信号进行故障诊断的新方法。
5) general harmonic wavelet
广义谐波小波
1.
The fault characteristic of rolling bearing can be extracted via integrating general harmonic wavelet and resonance demodulation technique.
广义谐波小波可任意选取频带,是理想的带通滤波器。
6) harmonic wavelet transform
谐波小波变换
1.
And the results of corresponding experiments are analyzed by harmonic wavelet transform (HWT) to explain the effect.
本文考虑滑动轴承支承的单盘转子系统 ,分析轴上裂纹对系统振动特性的影响 ,并采用谐波小波变换技术分析实验结果 ,结果表明在充分考虑支承条件的基础上 ,裂纹的存在不仅在频域上出现了亚频、超频的频率分量 ,在时域上也有明显的奇异现象。
补充资料：阿波波地狱
【阿波波地狱】
梵语阿波波，或云唬唬婆（无翻），谓受罪众生，寒苦增极，舌不能动，唯于唇间作此声也。
梵语阿波波，或云唬唬婆（无翻），谓受罪众生，寒苦增极，舌不能动，唯于唇间作此声也。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条