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Gearbox - Reducer Crack Case Study
Gearbox - Reducer Crack with Before and After Spectrums
Fan Imbalance Case Study
Vibration analysis detected imbalance in fan equipment, reducing the horizontal value from 11.25 mm/s to 0.739 mm/s aft…
Newly Commissioned Bearing Inner Race Fault
NUP238 bearing, less than 2 months old, experienced noise and vibration issues, leading to replacement. Visual inspecti…
Rotor Bar Cracks in a Motor
Four rotor bar cracks in a motor are analyzed using a high-resolution 500 Hz spectrum, revealing a classic pattern of i…
Outer Race Bearing Defect for Electric Motor
Condition monitoring detected a bearing defect in an electric motor, preventing unplanned downtime.
Inner Race Defect - Envelope Analysis
The process owner would most likely disagree, but I think this inner race defect is a beauty.
Electric Motor Inner Race Bearing Fault
Vibration analysis reveals inner race bearing defect in electric motor, with impacts at 1X and 1/BPFI frequencies.
Ball Mill Pinion Bearing Defect
A ball mill pinion bearing defect required a 16-hour shutdown extension. Despite pressure from management, the decision…
Electric Motor Rotor Bar Pass Frequency and Arcing
150Hp electric motor with RBPF issue, 2FL and TWF frequency sidebands, and arcing between loose rotor bars and end ring…
DC Motor Broken Coupling and Faulty Fuses Diagnosis with Ultrasound
SDT Ultrasound Solutions technicians used ultrasound and vibration analysis to diagnose a broken coupling and four faul…
Right Parameter Selection for Proper Vibration Analysis and Failure Detection
Proper parameter selection, including sampling frequency and time waveform length, is crucial for accurate vibration an…
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