An industrial HVAC supply fan driven by a 45 kW induction motor began generating a high-pitched acoustic noise. The motor was running continuously at 1,500 RPM (25 Hz). Vibration Analysis Diagnosis
Predictive Maintenance Program Based on Vibration Monitoring
October 26, 2023 Prepared For: Reliability Engineering Team / Maintenance Management Subject: Summary and Key Findings from Practical Vibration Analysis Case Studies Practical Case Studies On Vibration Analysis Pdf
Draft an or introduction tailored to pitch a vibration program to management. Share public link
Details of the machine (type, speed, bearings). An industrial HVAC supply fan driven by a
Non-synchronous peaks related to bearing fault frequencies (e.g., BPFO - Ball Pass Frequency Outer Race). Diagnosis: Inner race defect in the input shaft bearing.
Foundation bolts were tightened, and bearing clearances were checked. 5. Case Study: Electrical Fault (Rotor Bar Failure) Share public link Details of the machine (type,
Case studies often show the "before" and "after" scenario, proving the effectiveness of the analysis. Summary of Key Findings