Operation, Maintenance & Inspection of Rotating MachineryMTM/OMIRM

Who should attend?

  • This course provides a rotating machinery skill, including lubrication and troubleshooting, through vibration analysis and other preventive techniques.
Audience :
  • Engineers, supervisors and technical staff involved in rotating machinery maintenance and technical inspection.

Level : Foundation

Course Content

  • TECHNOLOGY & OPERATION OF MAIN ROTATING MACHINES (pumps, compressors, turbines, electrical motors)

      • Technology:
      • Main parts of the machines: casing, rotor, bearing, coupling.
      • Ancillaries: flushing, heating and cooling, lubrication systems.
      • Maintenance: assembly and dismantling procedures, inspection, clearance, adjustment, roughness.
      • Operation and performance:
      • Process side
      • Operational parameters; head, flow, rpm, efficiency.
      • Characteristic curves. Control. Start-up, routine monitoring.
      • Consequence of internal wear.
      • Mechanical part:
      • Stresses in machines. Influence on lifespan, on damage.
      • Failure prevention; monitoring, repair quality.
      • Troubleshooting:
      • Internal leakages. Unbalancing. Wear and failures.
      • Practical exercises (time included in above items):
      • Recording and plotting pressure of a centrifugal pump.
      • Plant visits: centrifugal pumps manufacturer; centrifugal compressors and steam turbines manufacturer.
  • TECHNOLOGY & MAINTENANCE

      • Lubrication:
      • Purpose, different types of oil and grease. Practical exercises.
      • Bearings:
      • Antifriction bearings: types, lifespan, mounting, applications, related problems.
      • Plain and pad bearings, thrust bearings: operation, maintenance, incidents.
      • Coupling and alignment:
      • Different types of couplings & related problems.
      • Different methods of alignment, tolerances, practical part.
      • Sealing devices for pumps and compressors:
      • Mechanical pump seals, types, operation, related problems.
      • Installation, geometrical checks.
      • Other seals for positive displacement pumps and reciprocating compressors.
      • Rotors and shafts:
      • Balancing: eccentricity, tolerances. Assembling on shaft: effect on balancing.
      • Geometrical shaft controls.
      • Practical exercises:
      • Bearing mounting and overhaul. Geometrical shaft control. Shaft alignment.
      • Mechanical seal mounting.
      • Plant visit: machine component manufacturer.
  • FORECASTING BREAKDOWNS

      • Study of ruptures, wear and other failures:
      • Standard damage to machines: onset of problems and causes of failures, influences of metallurgy and surface treatments.
      • Fatigue, wear and tear. Rupture face analysis.
      • Case studies: rupture and wear examinations of typical parts, analysis of some centrifugal pump breakdowns.
      • Use of vibration analysis:
      • Different types of measurements and sensors.
      • Monitoring of turbomachines rotor behavior.
      • Spectrum analysis applied to pumps, fans.
      • Diagnosis.
      • Management of machinery reliability:
      • Reliability centered maintenance.
      • Detection of Bad Actors.
      • Improving reliability through failure analysis and diagnosis.
      • Monitoring the maintenance activity performance.
      • Practical exercises:
      • Measurement and analysis of vibrations.
      • Machinery component failures, analysis on examples.

Learning Objectives

  • Upon completion of the course, participants will be able to:
  • explain how the machines and their elements are running,
  • list the mechanical consequences of specific operating conditions,
  • describe the failure modes of each component,
  • participate in the machinery reliability improvement process.

Ways & Means

  • Pumps, compressors and turbines manufacturing site visits.
  • Workshop and practical exercises.
  • Case studies based on industrial & actual feedback.