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A case study of sample entropy analysis to the fault

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Fast Computation of Sample Entropy in Forced Oscillation Detecti

Fast Computation of Sample Entropy in Forced... Fast Computation of Sample Entropy in Forced Oscillation Detection ... Case study on the 4-machine 2-area system shows the effectiveness and efficiency of the proposed methodology. Info: Main Theme: ...

Study of Learning Entropy for Onset Detection of Epileptic Seizures in EEG Time Seri

Study of Learning Entropy for Onset Detection of Epileptic Seizures in EEG Time Series Ivo Bukovsky, Matous Cejnek, Jan Vrba ... Sendai, Japan [email protected] Abstract—This paper presents a case study of non-Shannon entropy, i.e. Learning Entropy ...

A case study of sample entropy analysis to the fault detection of bearing in wind turbine - ScienceDire

Sample entropy, an indicator reflecting the complexity of vibrations, is studied through the real field data. • Two industrical cases are introduced to verify the effectiveness of sample entropy. • For the purpose of comparison, other statistical indicators are applied to ...

Bearing fault diagnosis based on Shannon entropy and wavelet package decomposition | JVE Journa

3. Case study of bearing fault diagnosis In this section, we introduce a case study of bearing fault diagnosis based on WPD-Entropy proposed in this paper. The deep groove ball bearing is used in experiment. The geometric parameters of the bearing are shown in ...

1. Introduction - Hindawi Publishing Corporati

Gearboxes play an important role in industrial applications and unexpected failures often result in significant economic losses. Numerous papers considering gear condition monitoring through vibration measurements were published over the years. Compared to ...

Case study - Wikiped

In doing case study research, the "case" being studied may be an individual, organization, event, or action, ... Marketing analysis Some cases study marketing analysis to ensure a full understanding of the effects on an organization. In a case where the market ...

SPECIFYING THE DIRECTIONALITY OF FAULT PROPAGATION PATHS USING TRANSFER ENTROPY Margret Bauer*, Nina F. Thornhill*, Adrian Meabu

entropy and its use for fault propagation. To illustrate the concept of transfer entropy it is then applied to an industrial case study in Section 3. Results of ...

Bearing fault diagnosis based on Shannon entropy and wavelet package decomposition | JVE Journa

3. Case study of bearing fault diagnosis In this section, we introduce a case study of bearing fault diagnosis based on WPD-Entropy proposed in this paper. The deep groove ball bearing is used in experiment. The geometric parameters of the bearing are shown in ...

Entropy | Special Issue : Multiscale Entropy Approaches and Their Applicatio

entropy, sample entropy, permutation entropy, fuzzy entropy, distribution entropy, dispersion entropy, etc. ... Multiscale Entropy Analysis of Page Views: A Case Study of Wikipedia by Chao Xu, Chen Xu, Wenjing Tian, Anqing Hu and Rui Jiang ...

How to Write a Case Study Analysis for Business Scho

Need help with writing a business case study analysis? Use this tutorial to get step-by-step instructions and tips for solid analysis. ... Sample Business Plans for Budding Entrepreneurs What Can You Do With an MBA? What to Expect From MBA Classes ...

Study of Learning Entropy for Onset Detection of Epileptic Seizures in EEG Time Seri

Study of Learning Entropy for Onset Detection of Epileptic Seizures in EEG Time Series Ivo Bukovsky, Matous Cejnek, Jan Vrba ... Sendai, Japan [email protected] Abstract—This paper presents a case study of non-Shannon entropy, i.e. Learning Entropy ...

Nonlinear Parameters for Monitoring Gear: Comparison Between Lempel-Ziv, Approximate Entropy, and Sample Entropy Complexi

Vibration analysis is the most used technique for defect monitoring failures of industrial gearboxes. Detection and diagnosis of gear defects are thus crucial to avoid catastrophic failures. It is therefore important to detect early fault symptoms. This paper introduces ...

Use of a maximum entropy model to identify the key factors that influence groundwater availability on the Gonabad Plain, Iran | SpringerLi

The purpose of this study is to identify the key factors that influence the availability of groundwater resources in a 10-year period in the Gonabad region of Iran using a maximum entropy model. For... ... Abstract The purpose of this study is to identify the key factors ...

A case study of sample entropy analysis to the fault detection of bearing in wind turbine | Qing Ni | Request P

Request PDF on ResearchGate | A case study of sample entropy analysis to the fault detection of bearing in wind turbine | Rolling bearing is an important and fragile component in the wind turbine transmission system. The failure of rolling bearing is one of the ...

Study on a novel fault diagnosis method based on integrating EMD, fuzzy entropy, improved PSO and SVM | JVE Journa

And the fuzzy entropy, sample entropy and approximate entropy have the same nature. For these pattern recognition and diagnosis methods, such as expert system, genetic algorithm, neural network and so on, they are difficult to meet the fault diagnosis and ...

A New Method Detecting Abrupt Change Base on Moving Cut Data-Permutation Entropy :: Science Publishing Gro

D. E. Lake, J. S. Richman, M. P. Griffin, and J. R. Moorman, “Sample entropy analysis of neonatal heart rate variability,” Am. J. Physiol ... Y. J. Li, W. H. Zhang, Q. Xiong, D. B. Luo, G. M. Mei, and T. Zhang, “A rolling bearing fault diagnosis strategy based on ...

Recent Case Studies in Engineering Failure Analysis Articles - Elsevi

Recently published articles from Case Studies in Engineering Failure Analysis. Menu Search Search Search in: All Webpages Books Journals ...

Rolling Bearing Fault Diagnosis Using Sample Entropy and 1.5 Dimension Spectrum Based on E

An approach of fault diagnosis of bearing based on empirical mode decomposition (EMD), sample entropy and 1.5 dimension spectrum was presented. Firstly, the original vibration signal was decomposed into a number of intrinsic mode functions (IMFs) using EMD.

(PDF) Complexity measure of regional groundwater resources system based on wavelet entropy: a case study of Jiansanjiang Administration of .

Complexity measure of regional groundwater resources system based on wavelet entropy: a case study of Jiansanjiang Administration of Heilongjiang land reclamation in China Faiz M.A Dong Liu Faiz M.A Dong Liu Download with Google Download with or ...