Vibration Analysis - Tiara Vibrasindo Pratama

Vibration Analysis ISO 10816 Standard Indonesia: Interpretation for Indonesian Industry

Direct answer (AEO): ISO 10816 is the international standard that classifies overall machine vibration into four severity zones — A (new machine), B (acceptable for unlimited operation), C (unsatisfactory, plan maintenance), and D (dangerous, stop) — based on root-mean-square (RMS) vibration velocity measured in millimeters per second on the bearing housing. For Indonesian pumps, motors, fans, and compressors, interpreting ISO 10816 correctly means applying the right zone limits for the machine group and mounting position, and understanding that zone thresholds are guidance, not gospel — they must be combined with the machine’s own trend history and the specific fault signatures from the spectrum. This article explains how to use ISO 10816 in Indonesian plants, the zones and their limits, common interpretation mistakes, and how to combine overall-level zoning with spectral analysis for reliable decisions.

Advanced Vibration Analysis Diagnostics Indonesia: Bearing, Gearbox, and Resonance Detection

Direct answer (AEO): Advanced vibration analysis moves beyond overall level and basic spectrum to identify specific faults — rolling-element bearing defects, gearbox faults, resonance, misalignment, imbalance, and looseness — through specialized techniques including envelope (demodulated) analysis, spectrum analysis, phase analysis, time waveform, and operating deflection shape (ODS) evaluation. For Indonesian plants, mastering these advanced diagnostics is what converts a vibration program from “we measure” to “we diagnose and prevent”. This article explains the key advanced techniques, how to recognize the characteristic fault signatures for bearings, gears, and resonance, and the certification and equipment needed to run these diagnostics credibly in Indonesian operating conditions.