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- about the fault at the rotor
DIAGNOSTIC_DE_LA_MAS
- The works presented in this dissertation are focussed on the design and the development of a diagnosis procedure by parameter estimation for stator and rotor faults in induction motor. Firstly, we review briefly the main techniques for fault dete
Ma
- 机器视觉发动机转子裂纹故障识别系统Machine Vision Based Aircraft Engine Rotor Fault recognition system crack-Machine Vision Based Aircraft Engine Rotor Fault recognition system crack
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- 将高阶时频表示引入机械故障诊断领域。介绍了Wigner 高阶矩谱(WHOS)的概念、定义。针对多分量信号Wigner 高阶矩谱的交叉项会产生“虚假信号”,结合局域波法, 提出了一种抑制WHOS交叉项的新方法。首先对复杂信号进行预处理, 利用局域波分解方法把其分解成有限个具有单分量特性的基本模式分量,然后对每个基本模式分量计算WHOS。该方法能有效抑制WHOS时频分布的交叉项。通过仿真实验和转子的故障实验,以Wigner 双谱为例, 验证了该方法的实用性,为故障诊断的特征提取提供了新的工具-Hig
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- 机械设备发生故障时, 故障特征的提取很重要。对于多通道的设备故障振动信号, 应用非平稳信号的盲源分离算法, 可以有效地提取各自独立的非平稳振动源,从而可以准确地进行机械故障诊断。针对不同时频分布的非平稳盲源分离算法, 比较了它们的分离效果。以转子的复合故障为例, 验证了该算法在故障诊断中可行性。-Machinery and equipment failure, the fault feature extraction is very important. Failure vibration si
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- 基于高频率分辨力谱估计技术与优化算法的 异步电动机转子故障检测新方法-A Detection Method for Rotor Fault in Induction Motors Based on High Frequency Resolution Spectrum Estimation Technique and Optimization Algorithm
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- 采用一种混合骨干微粒群优化算法的 感应电机转子断条故障诊断 -Broken Rotor Bar Fault Diagnosis of Induction Motors Using a Hybrid Bare-bones Particle Swarm Optimization Algorithm
48787
- 基于 MUSIC 与 SAA 的 笼型异步电动机转子断条故障检测 -A MUSIC-SAA-Based Detection Method For Broken Rotor Bar Fault in Induction Motors Sun Liling Xu Boqiang Li Zhiyuang
fault diagnosis
- Local rub-impact fault diagnosis of the rotor systems based on EMD
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- 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
60-448-1-PB
- Modeling and Control of a DFIG-Based Wind Turbine During a Grid Voltage Drop Doubly-fed induction generators (DFIG) are widely used in wind energy generation systems. During a grid voltage drop, performance is degraded with rotor over current
sridhar2015
- Detection Rotor Fault.pdf
MUSICandSAA
- 此文档介绍了基于MUSIC和SAA的感应电动机转子断条故障诊断方法-This document is introduced based on the MUSIC and SAA induction motor rotor broken bars fault diagnosis methods
SVDaAPES
- 基于奇异值分解滤波与APES算法的异步电动机转子故障检测-Based on singular value decomposition filtering and APES algorithm of asynchronous motor rotor fault detection
SVDaPRRONY
- SVD滤波技术与Prony谱线估_省略_合的异步电动机转子故障检测新方法_许伯强-SVD filtering technology and Prony line for government, a new method of asynchronous motor rotor fault detection
SVD_ESPRITaPSO
- 基于SVD_ESPRIT与PSO的笼型异步电机转子断条故障检测_许伯强-Based on SVD_ESPRIT and PSO cage asynchronous motor rotor broken bars fault detection
Nouveau WinRAR ZIP archive
- The paper deals with the application of the Extended Kalman Filter and the Extended Luenberger Observer algorithms for the stator and rotor fault detection of the induction motor fed by PWM inverter. The induction motor conditions are analyzed usin