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Rotor current in inner and outer bar of double …

Originality/value – The paper presents a diagnosis technique for rotor broken bar in double cage induction motor base on advanced use of wavelet transform which allows the extraction of the most ...

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Investigation of motor current signature and vibration analysis …

This paper investigates the detectability of rotor broken bars in double cage induction motors using current signature and vibration analysis techniques. Double cage induction motors are commonly ...

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(PDF) Analysis of a Three-Phase Induction Motor with a Double…

This paper presents the performance analysis of a three-phase squirrel cage induction motor (SCIM) with a double–triple-layer (DTL) stator winding configuration operating with broken rotor bar ...

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Investigation of Motor Current Signature and Vibration …

Abstract— This paper investigates the detectability of rotor broken bars in double cage induction motors using current signature and vibration analysis techniques. Double cage

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Evaluation of the detectability of broken rotor bars for double

Fig. 7. Rotor test samples: (a) original Al die cast single cage rotor (sample 1); (b) fabricated Cu bar double cage rotor with common end ring (sample 2); (c) fabricated Cu bar double cage rotor with separate end ring (Cu inner bar & brass outer bar, sample 3) - "Evaluation of the detectability of broken rotor bars for double squirrel cage rotor induction motors"

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Evaluation of the Detectability of Broken Rotor Bars for …

broken bar detection for double cage induction motors. In this paper, the detectability of broken outer cage bars in double cage motors for the most commonly used rotor bar test methods...

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Analysis of a Three-Phase Induction Motor with a Double…

This paper presents the performance analysis of a three-phase squirrel cage induction motor (SCIM) with a double–triple-layer (DTL) stator winding configuration operating with broken rotor bar (BRB) faults. The effects of BRB faults on the performance of specific parameters are analyzed under a steady-state regime. The SCIM is modeled using the two …

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Evaluation of the detectability of broken rotor …

investigate broken b ar detection for double cage rotor s [9]-[10], [13]. In [9]-[10], it is sho wn that there are significant inter-bar . currents in double cage induction moto rs with broken ...

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Quantitative rotor broken bar evaluation in double squirrel …

In this paper we will study the problem of broken rotor bars. The paper investigates the diagnosis of rotor broken bars in field oriented controlled (FOC) double cage induction motor drives, …

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Closed Loop Bandwidth Impact on MVSA for Rotor …

Abstract—This paper investigates the detectability of rotor broken bars in indirect rotor flux oriented control (IRFOC) for variable speed double cage induction motor drives, using vibration …

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Vibration Signature Analysis for Rotor Broken Bar …

signals and related to rotor broken bar in double cage induction motor, under steady-state condition, based on improved performance of wavelet analysis. In this paper, a new diagnostic index that allows the extraction of rotor fault components issued from axial vibration signals, is defined to improve the fault quantification procedure.

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Evaluation of the detectability of broken rotor bars for …

In this paper, the detectability of broken outer cage bars in double cage motors for the most commonly used rotor bar test methods is evaluated. A finite element and experimental study …

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Evaluation of the detectability of broken rotor bars for double

Fig 5. 2 dimensional AC steady state finite element simulation for broken outer cage bars for a common end ring fabricated Cu bar rotor under (a) rated slip (2hz) rotating field & (b) 60hz pulsating field excitation. - "Evaluation of the detectability of broken rotor bars for double squirrel cage rotor induction motors"

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Vibration signature analysis for monitoring …

Purpose – The purpose of this paper is to present a diagnosis technique, for rotor broken bar in double cage induction motor, based on advanced use of wavelet transform analysis.

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Quantitative Rotor Broken Bar Evaluation in Double …

effective diagnosis procedure for incipient rotor broken bars in double or single cage induction machines under dynamic operating conditions. Keywords—AC Machine, Condition monitoring, double cage rotor, fault diagnostics, induction motor, wavelet Transform. were investigated in [I. in the INTRODUCTION

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A Double-Branch Improved Residual Shrinkage Network for …

Abstract: The broken rotor bar (BRB) fault is one of the typical faults of induction motors (IMs). The accurate fault diagnosis of BRB can effectively reduce economic losses and enhance the …

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Lamination of double cage fabricated copper bar …

Download scientific diagram | Lamination of double cage fabricated copper bar rotors (samples 2-3, Figs. 7(b)-(c)) from publication: Evaluation of the detectability of broken rotor bars for double ...

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Detection of Broken Rotor Bars in Cage Induction …

In this paper, the performance of machine learning methods for squirrel cage induction motor broken rotor bar (BRB) fault detection is evaluated.

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DBF-CNN: A Double-Branch Fusion Residual CNN for

Effective diagnosis of broken rotor bars (BRBs) is crucial for the safe operation of induction motors (IMs). The BRB feature component is small in amplitude and close in …

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Detection of broken outer cage bars for double cage …

Secondly, broken rotor bars at nonadjacent positions [23] and broken bars of the outer cage in double-cage motors [24] or broken bars while the motor is at low load operation [25] are some of the ...

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Double Squirrel Cage Induction Motors: a New …

Detect Rotor Bar Failures A. O. Di Tommaso106, R. Miceli106, C. Spataro106 The purpose of this paper is to present a diagnosis technique, for rotor broken bar in double cage induction motor, based on a combined use of frequency sliding and wavelet transform analysis, to isolate the contribution of the rotor fault compo-

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A novel dataset and lightweight detection system for broken …

Using an optimizable self-configurable neural networks model, this paper develops a lightweight, intelligent, and autonomous detection system for broken rotor bars (BRB) in …

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Vibration Signature Analysis for Rotor Broken Bar …

Abstract—The paper investigates the diagnosis of rotor broken bars in field oriented controlled (FOC) double cage induction motor drives, using current and vibration signature analysis …

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Photograph of a 300kW, 1000V double cage induction motor rotor …

Originality/value – The paper presents a diagnosis technique for rotor broken bar in double cage induction motor base on advanced use of wavelet transform which allows the extraction of the most ...

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Vibration signature analysis for monitoring rotor broken bar in double

Purpose – The purpose of this paper is to present a diagnosis technique, for rotor broken bar in double cage induction motor, based on advanced use of wavelet transform analysis. The proposed technique is experimentally validated. Design/methodology/approach – The proposed approach is based on a combined use of frequency sliding and wavelet transform …

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[PDF] Analysis of Vibrations and Currents for Broken Rotor …

DOI: 10.36001/phme.2022.v7i1.3332 Corpus ID: 250292532; Analysis of Vibrations and Currents for Broken Rotor Bar Detection in Three-phase Induction Motors @article{Taghiyarrenani2022AnalysisOV, title={Analysis of Vibrations and Currents for Broken Rotor Bar Detection in Three-phase Induction Motors}, author={Zahra Taghiyarrenani and …

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Fault Identification of Broken Rotor Bars in

Explore millions of resources from scholarly journals, books, newspapers, videos and more, on the ProQuest Platform.

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Electrical circuit representation of double squirrel cage rotor

Originality/value – The paper presents a diagnosis technique for rotor broken bar in double cage induction motor base on advanced use of wavelet transform which allows the extraction of the most ...

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[PDF] Fault Identification of Broken Rotor Bars in Induction …

The improved CMS method provides better fault detectability results by analyzing vertical vibration signatures of a healthy motor, and damaged motors with 1 BRB and 2 BRBs under 0%, 20%, 40%, 60%, and 80% load conditions. Induction motors (IMs) play an essential role in the field of various industrial applications. Long-time service and tough working …

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Perrelet Double Rotor Titanium

Watch is, of course, a pocket watch with reserve of 8 days, and according to legend the first was broken because of the lack of a stop mechanism. From that moment on Perrelet is part of history. ... The result is of course much lower prices on the gray market and generally undisputed success only of the models with double rotor or turbine. If ...

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Vibration signature analysis for rotor broken bar diagnosis in double …

The developed approach has provided a satisfactory level of accuracy, indicating a promising performances for the 1818 4th International Conference on Power Engineering, Energy and Electrical Drives detection of incipient rotor broken bars (cracked or broken bars in the outer rotor cage, …). 0.05 Istanbul, Turkey, 13-17 May 2013 Quantifying ...

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Multi-sensory Fault Diagnosis of Broken Rotor Bars Using

Figure 1 illustrates the process wherein signals acquired from the induction motor undergo envelope and wavelet analyses, culminating in the generation of time-frequency images to depict broken rotor bar faults. Subsequently, these concatenated images are forwarded to the MobileNetv2 network for the classification of broken rotor bar faults. 2.1 Envelope Signal and …

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Closed Loop Bandwidth Impact on MVSA for Rotor …

rotor broken bars in indirect rotor flux oriented control (IRFOC) for variable speed double cage induction motor drives, using vibration signature analysis techniques. The Impact of the closed loop control system cannot be neglected when the detection of rotor asymmetries in the machine is based on the signature analysis of electrical or mechanical

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DBF-CNN: A Double-Branch Fusion Residual CNN for

Effective diagnosis of broken rotor bars (BRBs) is crucial for the safe operation of induction motors (IMs). The broken rotor bar feature component is small in amplitude and close in frequency to ...

WhatsApp: +86 18221755073

A Double-Branch Improved Residual Shrinkage Network for …

The broken rotor bar (BRB) fault is one of the typical faults of induction motors (IMs). The accurate fault diagnosis of BRB can effectively reduce economic losses and enhance the stability of the system. Aiming at the problems of limited data collection and the difficulty in estimating the severity of faults, a double-branch improved residual shrinkage network (DB-IRSN) for BRBs in …

WhatsApp: +86 18221755073