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Mixing Tank Motor and Agitator Structural Resonance
Excessive vibration levels in a mixing tank motor and agitator were caused by resonance at the stirrer blade pitch freq…
Guidelines for Better Shaft Orbit Plots
Orbit plots, created from orthogonal proximity probes and a phase reference, show shaft centerline motion during rotati…
How slow can you go with Ultrasound
Ultrasound technology is effective for inspecting slow-speed bearings, even those turning at 1RPM or slower. A follow-u…
Drying Plant Dryer Roller Bearing Inner Race Fault
HD Envelope, a high-frequency technique, identified the source of vibrations in a drying plant’s dryer rollers, pinpoin…
Decoding ISO 13381 Part 1: General Guidelines for Prognostics (RUL Estimation)
ISO 13381 Part 1 defines Remaining Useful Life (RUL) as the time remaining before a system’s health falls below a thres…
Troubleshooting Vibration Issues on Pumps
Pump vibration issues are common and can be addressed through proper alignment, inspection of couplings and belts, foun…
Exhaust Fan Bearing Fault Diagnosis
Inner race fault diagnosed in exhaust fan 2A, causing 5-15% energy consumption savings. Inspect and replace motor beari…
Importance of Machinery Resonance
Machinery resonance occurs when a machine vibrates at its natural frequency due to matching external force frequency, l…
Integrated Wastewater Pump Bearing Fault
Vibration analysis standards provide a global reference and are based on extensive knowledge, but they have limitations…
Partial Discharge Case
Strong surface or internal discharge detected, likely to escalate to insulation breakdown. Immediate action required: v…
Total Cost of Ownership in Reliability Services
CRS provided Total Cost of Ownership Services for inspecting a 24rpm slow speed heavy vibration application. After ultr…
PeakVue Analysis for Antifriction Bearing Fault Detection - Cage Defect
PeakVue analysis, introduced by Emerson, is an effective tool for identifying bearing defects by analyzing peak values,…
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