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OIL AND WEAR PARTICLE ANLYSIS

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OIL AND WEAR PARTICLE ANLYSIS
OIL AND WEAR
PARTICLE ANLYSIS

Abstract:
Oil and wear particle analysis is a very powerful tool used to monitor and assess the health of a machine. Since the lubricant in a machine passes through all the internal parts that can wear, it is vital to maintain the quality of the lubricant thought oil analysis. Furthermore the presence of wear particles that are deposited in the oil can give a good indication of the wear material and the possible location of the abnormal wear. These particles can prove to be harmful if deposited in bearings or gears and can aggravate the damage. The whole purpose of oil and wear particle analysis is to support the general maintenance condition monitoring and diagnostics of a machine, and is proven to be very effective.

1.0 Introduction

It is known that condition- based maintenance is a very effective and cost-efficient approach to maximizing the life of a machine. Vibration and oil/wear debris analysis have been accepted of being the two key methods of any successful condition-monitoring program. They can be used as both predictive and proactive tools to identify machine wear and diagnose faults occurring inside machinery. Since vibration monitoring has been thoroughly studied in class, a detailed review of oil wear/debris monitoring will be developed.

Oil / wear debris analysis techniques may be applied in plants or buildings that use big expensive equipment that are could prove to be very costly to repair. Critical industrial machinery that are known to be vital to the operations of a facility should be periodically checked to asses life and predict when there will be a fault. In doing so plant downtime and repair costs can be minimized. Oil and wear debris analysis is one of the fundamental techniques that can improve the reliability of those machines and monitor their health.

2.0 Lubricant Oil Background Theory

The condition of a machine can be determined by the method of oil and



References: Mobely, R. Keith, “An Introduction to Predictive Maintenance”, Van Nostrand Reinhold’s Plant Engineering Series, 1990 B.K.N. Rao, “Handbook of Condition Monitoring”, 1st Ed, Elsevier Advanced Technology, 1996. Rende Liu, “Integrated Wear Particle Analysis Scheme for Trunnion Bearing Oil”, http://www.noria.com “Measurement of Particulate Machine Wear Analysis – A Rational Approach to Methods Integration for Maximum Benefits”, http://www.oiltech.com Michael Barrett and Matt McMahon, “Analytical Ferrography - Make It Work for You”, http://www.practicingoilanalysis.com Nicole J. Kessissoglou, Zhongxiao Peng “Integrating Vibration and Oil Analysis for Machine Condition Monitoring”, Practicing Oil Analysis Magazine http://www.maintenanceworld.com “What is Oil Analysis?”, http://www.bobistheoilguy.com Walt Huysman, “Utilizing Analytical Ferrography for Root Cause Analysis and Failure Prevention”, http://www.reliabilityweb.com

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