WSEAS Transactions on Systems and Control
Print ISSN: 1991-8763, E-ISSN: 2224-2856
Volume 20, 2025
Analysis of the Electromechanical Behavior of a Double-Star Induction Motor with Rotor Bar Faults
Authors: , ,
Abstract: So we were messing around with these double-star induction motors, trying to figure out what happens when their rotor bars start going bad. We basically broke the bars on purpose—first one, then a couple more, up to four—just to see how the motors would act when things weren't right. You can totally tell something's off by watching the current patterns, how the torque acts up, and those random speed wobbles that shouldn't be there. But the real smoking gun is in the current frequency readings—once damage starts, weird harmonics pop up, and they get louder with every broken bar. It's kinda like when your old car starts rattling, except here it's motors making the weird noises instead of engines.The best part? You don't have to shut the whole thing down or take it apart to spot the trouble. From what we saw, this could be a pretty solid way to catch problems before they turn into a full-on disaster.
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Keywords: Harmonic Analysis in Condition Monitoring, Fault Diagnosis Methods, Signal Processing Techniques, Vibration Analysis Approaches, Frequency Components of Electrical Anomalies
Pages: 288-295
DOI: 10.37394/23203.2025.20.32