Predictive Maintenance at the Muskingum River Plant

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Predictive Maintenanceat the Muskingum River
Plant

• By Karl Majoy, Steam Process Owner

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PDM Technologies Utilized

• Vibration analysis
• Oil analysis
• Thermography
• Motor testing EMI/RFI
• Acoustic leak detection

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Vibration

• Data collected on each unit monthly via a PM
• Collection routes are downloaded from computer to
  analyzer
• Vibration data collected by mechanic on all major
  rotating equipment
• Data uploaded back to computer
• Analysis, trending, corrective actions taken

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Oil Analysis

• Oil samples collected on each unit monthly by
  operations personnel via PM
• Samples analyzed by plant lab personnel
• Results stored on computer database
• Corrective actions taken as required

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Thermography

• Infared camera
• Utilized on boiler and ductwork, transformers,
  switchyard, rotating equipment, many other
  locations

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EMI/RFI Motor Testing

• Performed by personnel from Groveport Lab
• Done on all major motors (4 KV and larger) prior
  to major scheduled outage

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