Stator fault
Induction Motor Stator Fault Detection And Health Monitoring Using Fuzzy Logic
... A MATLAB application software based measurement and health evaluation system (using Fuzzy Logic) has been developed and applied for induction motor stator faults diagnosis. This application allows fast failure ...
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Stator Fault Detection in Induction Machines by Parameter Estimation Using Adaptive Kalman Filter
... for fault detection ...short-turn stator fault detection. Keywords: Adaptive Kalman Filter, Fault Detection, Induction Machine, Parameter Estimation, Stator ...
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A New Scheme Based on Correlation Technique for Generator Stator Fault Detection-Part І
... to stator earth and phase faults, inter-turn faults, unbalanced stator currents, overheating, overvoltage, undervoltage, loss-of-excitation, over excitation, over speed, generator motoring, rotor earth ...
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A New Scheme Based on Correlation Technique for Generator Stator Fault Detection-Part π
... the fault are identical and higher than the pre-fault currents as shown in ...during fault occurrence as presented in ...before fault occurrence, and they decrease with fault occurrence ...
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A Simple Pattern Recognition Approach for Monitoring Incipient Stator Faults in Salient-Pole Synchronous Generators
... for stator faults, can be adapted to salient-pole synchronous ...the stator coils due to an incipient stator fault on salient-pole synchronous ...of stator faults well before their ...
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Stator Turn-to-Turn Fault Detection of Induction Motor by Non-Invasive Method Using Generalized Regression Neural Network
... Therefore, in this research, GRNN is used in the design of fault diagnosis system and non-invasive criterion, i.e. negative sequence current is considered as efficient indi- cators of stator fault. ...
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Simulation Of Fault Diagnosis Of Induction Motor Based On Spectral Analysis Of Stator Current Signal Using Fast Fourier Transform
... A FFT based measurement and health evaluation system has been developed and implemented. This application allows fast failure state estimation. The more detailed investigation to point out the difficult conditions of the ...
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Bispectrum of stator phase current for fault detection of induction motor
... the stator fault and the rotor fault cases was consistent with the different load ...rotor fault at no load, 25% load, 50% load and 75% load where it can be seen that the appearance of peaks ...
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Healthy Monitoring and Fault Detection Outer Race Bearing in Induction Motor Using Stator Current
... of stator current is a new measurement technique that uses computational processing and data ...but stator current analysis is more widely used because it provides the same application without requiring ...
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Research on Fault Diagnosis of Broken Rotor Bar in Coal Mining Drive Motors
... the fault characteristics of the rotor broken ...bar fault, the wavelet packet decomposition coefficients of its nodes (5,8)will oscillate at a certain amplitude without considering the edge effect, so it ...
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Rotor Faults Detection in Induction Motor by Wavelet Analysis
... In recent years, marked improvement has been achieved in the design and manufacture of stator windings [1]. Motors driven by solid-state inverters undergo severe voltage stresses due to rapid switch-on and ...
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Comparison of Switched Reluctance Motor and Double Stator Switched Reluctance Motor
... Some researchers have used holistic approaches combining both magnetic design improvement and control circuit design to tackle torque ripple [30-31]. [30] has used iterative process in Finite Element Analysis to modify ...
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Stator Winding Fault Identification in Three Phase Induction Machine by Using Motor Current Signature Analysis
... any fault occurs in these machineries then the entire operation in progress will go ...faults, stator winding fault is a common and severe ...the stator short-circuit fault is analyzed. ...
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DYNAMIC SENSOR RELOCATION TECHNIQUE BASED LIGHT WEIGHT INTEGRATED PROTOCOL FOR WSN
... design, stator consists of double layer with fixed ...the stator coils and connecting them in various combinations based on the load demand [3] and ...
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Characterization of coil faults in an axial flux variable reluctance PM motor
... single stator coil may have relatively little effect on motor perfor- mance but may affect overall motor reliability, availability, and ...These fault characterization and analysis results are a necessary ...
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A new transmission gearboxes fault diagnosis system based on Bistable Stochastic Resonance
... similar fault mode, but the method based on stochastic resonance can let different fault of features information displayed in spectrum figure ...of fault mode, thus suitable as fault features ...
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Comparison between Fuzzy Logic Control and Predictive Torque Control, applied to a DFIG based Wind Turbine
... Abstract: In this paper, Fuzzy Logic Control (FLC) and Predictive Torque Control (PTC) methods are being introduced separately at grid side converter (GSC) of Doubly Fed Induction Generator (DFIG) based wind turbine. ...
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Fault diagnosis of motor drives using stator current signal analysis based on dynamic time warping
... This work concluded that the analysis of electrical current signals based on the DTW has the significant potential to extract weak signals and hence to identify the presence of incipient faults of the downstream ...
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Internal Fault Detection, Location, and Classification in Stator Winding of the Synchronous Generators Based on the Terminal Voltage Waveform
... of the voltage transformer connected to generator winding terminals [1]. Although the above schemes cannot detect weak faults (such as single turn-turn ones), other methods had been proposed to achieve this goal by ...
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Intelligent System Design for Stator Windings Faults Diagnosis: Suitable for Maintenance Work
... that stator faults are re- sponsible for 36% of induction machine faults ...phase. Fault current is approximately twice as high as the blocked rotor ...the stator, start with a few inter-turns until ...
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