搜索资源列表
xiaobobao-BP-zhoucheng-zhenduan-
- 基于小波包特征向量与神经网络的滚动轴承故障诊断。:基于故障轴承的特征提取,提出了将小波包分析与神经网络结合的滚动轴承故障诊断方法。对滚动轴承信号进行3层小波包分解,构造小波包特征向量作为故障样本,用训练好的BP神经网络进行故障诊断,试验结果表明,该方法能够有效地诊断出滚动轴承的故障类型。-Fault Diagnosis of Rolling Bearings Based on W avelet Packet Energy Eigenvector and Neural Network
xiaobo_guzhangzhenduan
- 介绍了小波变换方法在轴承故障诊断方面的应用,对于信号检测方面的初学者有帮助。-Wavelet transform method described in the application of the bearing fault diagnosis, signal detection for beginners help.
resonance-demodulation
- LabVIEW下自动实现共振解调,广泛应用于轴承信号故障诊断。-LabVIEW automatically achieve resonance demodulation, the signal is widely used in bearing fault diagnosis.
Machinery-Diagnosis
- 子波分析是一种日益获得广泛应用的信号处理新技 术, 具有良好的时-频局部化特性, 尤其适用于时变及非平 稳信号。本文简述了子波函数与子波展开的基本概念, 利用 展缩子波和调和子波将信号及信号均方值进行时-频两维 分布。最后采用了三种子波分析方法对轴承故障进行诊断, 即使对现有各种方法尚难以诊断的滚动体故障, 也能获得 满意的结果, 说明子波分析的确为机械故障诊断提供了强 有力的分析手段。-Wavelet a nalysis, as a new technique of
9klmn4.ZIP
- 基于小波及非线性预测的轴承故障诊断方法Based on Wavelet and nonlinear prediction of fault diagnosis method of rolling bearings-Based on Wavelet and nonlinear prediction of fault diagnosis method of rolling bearings
010
- 小波分析在交通领域的应用(汽车变速器轴承故障诊断、变速器齿轮故障诊断和车辆非平稳振动分析)-Wavelet analysis in the application of the traffic (auto transmission bearing fault diagnosis, transmission gear fault diagnosis and vehicle the nonstationary vibration analysis)
matlabacSharp
- 用小波包分析实现轴承故障诊断,信号分析处理,界面编程-Bearing fault diagnosis using wavelet packet analysis and signal analysis and processing, interface programming
lmn4op.ZIP
- 基于红外测温的异步电机轴承故障诊断Based on the infrared temperature measurement of asynchronous motor bearing fault diagnosis-Based on the infrared temperature measurement of asynchronous motor bearing fault diagnosis
pca
- pca 轴承故障诊断程序,有数据,有运行结果-pca Bearing fault diagnosis program, data, have the operation results
zcxb
- 基于小波变换的包络分析用于轴承故障诊断的源代码-Bearing envelope analysis
f14_1xiugai
- 轴承外圈故障——利用小波变换检测轴承外环故障-Bearing outer ring failure- using wavelet transform outer bearing fault detection
wavelet-and-HHT
- 第2代小波和Hilbert—Huang变换的轴承故障诊断-The second generation wavelet and Hilbert- Huang transform bearing fault diagnosis
sampleEntropy11
- 对轴承故障信号进行小波包分解,重构能量最大的频段信号,并对该重构信号计算样本熵-Decomposing the bearing fault signal using waveletpackage method ,and reconstruct the maximum energy frequency band ,and then accumulate the sample entropy of the reconstructed signal
wvd
- 这是一个轴承故障分解程序,给予小波变换,小波去噪,小波重构与EMD相结合,有时频谱,边际谱,功率谱-This is a to bearing failure decomposition program given wavelet transform, wavelet denoising wavelet reconstruction combined with EMD, sometimes the spectrum, marginal spectrum, power spectrum
332
- 齿轮箱早期的故障信号往往十分微弱,信噪比低,这大大限制了已有诊断方法在早期诊断中的应用,因此如何获取真实的振动信号是提高齿轮箱早期故障诊断质量的关键,独立分量分析(ICA)为此提供了一种新的思路。文 中研究了ICA在齿轮箱故障早期诊断中的应用,首先分析了齿轮箱的混合振动信号模型,然后针对具体的轴承故障进行了实验,并使用快速ICA算法分离出轴承的振动信号-The early gearbox fault signal is often very weak, low signal-to-noise
aaaa
- 运用matlab对轴承故障进行分析,获得轴承内外圈故障的时频图和功率谱-Using MATLAB to analyze the bearing fault, time-frequency diagram and power spectrum of inner and outer rings of bearing failure
envelop-demodulation--
- 包络解调分析在轴承故障诊断中的应用,可为故障诊断提供方法-Envelope demodulation analysis in Bearing Fault Diagnosis for fault diagnosis method
mainn
- 用于绘制滚动轴承故障的频谱图和包络解谱图,从而判断轴承故障-Used to draw the rolling bearing fault frequency spectrum and spectral envelope solutions, in order to determine bearing failure
shengjingwangluo
- 通过matlab编程实现基于神经网络的轴承故障诊断-By matlab programming based on neural networks bearing fault diagnosis
Bearing_failure_analysis
- 共振解调,轴承故障分析程序,对故障信号进行小波分析,获取轴承故障信息-Demodulated resonance, bearing failure analysis program, the fault signal wavelet analysis for bearing fault information