搜索资源列表
116
- 针对柴油机振动信号的瞬时非线性特点, 提出采用柴油机振动信号的本征模函数( IMF) 分量进行特征频带识别的新方法。将柴油机振动信号经经验模态分解, 并去掉主要干扰因素所对应的IMF分量, 再将剩余IMF分量进行重构得到柴油机振动信号-For instantaneous nonlinear characteristics of vibration signals of diesel engine, the diesel engine vibration signal of the intrins
quanpu-quanxipu
- 对机械设备的振动信号进行全谱分析与全息谱分析对比，并画出轨心轨迹-关闭翻译英语中文德语检测语言 中文(简体)英语日语 翻译文字或网页 对机械设备的振动信号进行全谱分析与全息谱分析对比，并画出轨心轨迹 请键入文字或网站地址，或者上传文档。 取消 Duì jīxiè shèbèi de zhèndòng xìnhào jìnxíng quán pǔ fēnxī yǔ quánxí pǔ fēnxī duìbǐ, bìng huà chūguǐ xīn guǐjīMach
PC-in-Labbview
- 用labview实现振动信号采集,用于机械故障诊断，路形检测等-Realize vibration signal acquisition with labview for mechanical fault diagnosis, road shape detection
111
- 实现对实测振动信号的主分量分析 输入数据为N*T,N为传感器个数-Achieve the main component of the measured vibration signal analysis of input data for the N* T, N is the number of sensors
suanfayanshi
- 算法界面示例及实测汽轮机振动信号，可用于可曾设计-Interface Example algorithms and experimental turbine vibration signal
ZGtest
- 基于C8051F振动速度检测装置的程序，完成了振动信号和速度信号采集-Based on C8051F vibration speed detecting device program, the completion of the vibration signal and the speed signal acquisition
Vibration
- 该算法用于抽取垂直振荡信号的谐波频率，以及信号的包络。同时包含了语音信号实例。-Harmonic frequency envelope of the algorithm for extracting the vertical oscillation signal, and the signal. Examples of the speech signal contains.
pint_2014_Applied-Acoustics
- The main problem in dustrial application of bearing vibration diagnostics is the masking of informative bearing signal by machine noise. The vibration signal of the rolling bearing is often covered or concealed by other structural vibrations sour
diagnosis--based-on-LEM
- A novel fault feature extraction method based on the local mean decomposition technology and multi-scale entropy is proposed in this paper. When fault occurs in roller bearings, the vibration signals picked up would exactly display non-stationary
Vibration-Monitoring
- The HHT represents a time-dependent series in a two-dimensional (2-D) time-frequency domain by extracting instan eous frequency components within the signal through an Empirical Mode Decomposition (EMD) process. The analytical background of t
421
- 针对齿轮滚动轴承等的早期损伤类故障, 提出将小波包分解作为包络分析的前置处理手段以提取振动信号的故障信息特征 。 在简述小波包基本原理的基础上, 通过仿真信号, 对振动信号的具体处理过程进行分析, 并对可能遇到的问题, 提出处理办法, 然后应用于诊断实例 。 -Early damage fault for rolling bearings and other gear, the proposed wavelet packet decomposition as pre-processing mea
433
- 融合小波能谱熵和支持向量机ＳＶＭ的特点提出了基于小波能谱熵的ＳＶＭ故障诊断方法． 利用转子试验台对转子典型振动故障进行模拟并采集振动数据提取其振动信号的小波能谱熵作为特征向 量-Fusion wavelet energy entropy and support vector machine SVM is proposed based on the characteristics of wavelet energy entropy SVM fault diagnosis method. U
GIS
- 振动信号快速傅里叶，计算速度快，分辨率高-Fast Fourier vibration signal, calculation speed, high resolution
zhoucheng
- 参考了张家凡的振动信号的包络解调分析方法研究及应用，实现了轴承信号的仿真-Reference envelope demodulation method and application Zhang Fan vibration signal to achieve a simulation of bearing signals
Band-pass-filter-source-code
- 自己原创的带通滤波的程序，主要实现对振动信号中噪声的过滤-Own original band-pass filtering process, the main achievement of the vibration signal noise filtering. . .
Untitled100
- 共振解调的源代码，用于对滚动轴承的振动信号处理，并通过fft变换，进行故障诊断-Resonance demodulation source code for rolling bearing vibration signal processing and through the fft transform, fault diagnosis
Example
- LABVIEW信息处理，可以实时监测振动信号波形的例样程序-LABVIEW information processing, real-time monitoring program examples like the vibration signal waveform
Study-on-compound-fault-diagnosis
- 针对滚动轴承复合故障信号特征难以分离的问题， 提出将双树复小波变换和独立分量分析( ICA) 结合的故障诊断方 法 该方法首先将非平稳的故障信号通过双树复小波变换分解为若干不同频带的分量 由于各个分量存在一定的频率混叠， 对 故障信号特征提取有很大的干扰， 进而引入 ICA 对各个分量所组成的混合信号进行盲源分离， 从而尽可能消除频率混叠 最后 对从混合信号中分离出来的独立分量信号进行希尔伯特包络解调， 即可实现对复合故障特征信息的分离和故障识别-Aiming at the diff
gundongzhoucheng
- 包络分析大多在原始振动加速度信号基础上进行， 受噪声干扰等因素的影响较大 通过对原始振动信号自相关函数作包络分析， 可以有效地抑制噪声， 突出反映故障调制特征-s． Most of the envelope analyses are based on original vibration accelera- tion signal，which is seriously influenced by noise interference． The noise is effectively sup
zhoucheng
- 轴承振动信号数据采集以及时域频域的数据分析-Data analysis of bearing vibration signal data acquisition and time domain frequency domain