A partner of excellencefor oil and gas professional development

E-627 - Centrifugal & Volumetric Compressor Maintenance

  • Engineers and technicians involved in centrifugal and volumetric compressor maintenance or engineering
  • Employees in charge of maintenance running of the compression systems
  • To provide a better understanding of the technology, performance and maintenance of centrifugal and volumetric compressors
Learning Objectives
  • To describe the behavior and the technology of compressors
  • To provide the maintaining solutions applied in their compression units
  • To establish a diagnosis of the incidents, and participate in the troubleshooting meetings
Ways and means
  • Functional approach for a better understanding
  • Numerous examples and cases studies from the oil & gas production industry and analysis of manufacturer file

Centrifugal and volumetric compressor technology and operation 2 days
  • Centrifugal compressors
  • Different types of centrifugal compressors
  • Component parts and architecture of a centrifugal compressor
  • Technology of the essential components: stator, rotor, bearings, thrust bearing, seals
  • Vibrations, critical speed, dynamic balancing
  • Auxiliary equipment: lubrication system, buffer gas, balancing line, …
  • Safety parameters: axial displacement, vibrations, bearing and thrust bearing temperatures, oil pressure, …
  • PID and logic security matrix analysis
  • Flowrate regulation. Adaptation to service conditions
  • Surge and antisurge devices. Conventional control
  • Start-up and shutdown: hazards related to these phases
  • Survey and monitoring the compressor and auxiliary equipment under normal operating conditions
  • Reciprocating compressors
  • Different types of reciprocating compressors
  • Component parts and architecture of a reciprocating compressor
  • Technology of the essential components: cylinder, piston, valves, sealing systems, crankshaft, connecting rod, …
  • Auxiliary equipment: lubrication of motion parts and cylinders, cooling interstage and cooling devices systems, connections to the flare
  • Safety devices: sealing systems, connections to the flare circuit
  • Flow adjustment
  • Conventional control: start-up and shutdown
  • Monitoring the compressor and auxiliary equipment under normal operating conditions
  • Serie and parallel functioning
  • Troubleshooting
  • Hazards related to the reciprocating compressor: slugging
  • Rotary compressors
  • Different types: screw, liquid ring, lobes, sliding vanes, …
  • Component parts and architecture of a rotary compressor
  • Auxiliary equipment: lubrication system
  • Typical using
Compression system troubleshooting 0.5 day
  • Failure and incidents: surge, liquids introduction, over limits functioning, …
Compressor maintenance (preventive, conditional, corrective) 2 days
  • Preventive maintenance: systematic actions, routine, alignment, …
  • Conditional maintenance: vibrations measurement, oil of lubrication analysis, thermography, …
  • Corrective maintenance: mounting, dismounting, metrology, repairing technics
Analysis of a manufacturer databook 0.5 day
  • Data sheet
  • Technologic choices
  • PID reading