Key Points for Compressors & Turbines Operation & Inspection


Who should attend?

  • This course provides basic knowledge of the performance, technology and operation of compressors and turbines.
Audience :
  • Engineers, supervisors and technicians involved in rotating machinery operation, maintenance or engineering.

Level : Proficiency

Course Content


      • Thermodynamics: isentropic and actual compression, discharge temperature and compression power forecastings.

      • Different types of positive displacement compressors.
      • Reciprocating compressor architecture: number of stages, cylinders, overall layout, typical applications.
      • Technology of main components and ancillaries.
      • Influence of process conditions on compressor performance: suction or discharge pressure, suction temperature, gas composition.
      • Flow control, specific safety devices. Start-up procedures. Troubleshooting.
      • Key points for general inspection.

      • Description of different type of compressors: horizontal/radial split casing centrifugal compressors, axial compressors, integrated gear compressors.
      • Technology of main components and auxiliaries.
      • Pressure increase process for a compressor stage. Performance curves, influence of suction conditions and gas composition.
      • Operating window: low and high speed limits, stonewall, surge, typical anti surge protection systems.
      • Flow control: throttling valve, speed control, inlet guide vanes. Specific precautions for start-up. Troubleshooting. Safety.
      • Key points for general inspection.

      • Gas expansion thermodynamics; application to steam and gas turbines.
      • Description of different turbines, different families, standard applications.
      • Steam turbines, gas turbines, turbo-expanders technology.
      • Gas and steam turbines operation and performance.
      • Start-up and performance monitoring. Speed control, safety devices.
      • Key points for general inspection.

Learning Objectives

  • Upon completion of the course, participants will be able to:
  • recognize the different types of compressors and turbines and their main applications,
  • explain operating principles and key performances of these equipment,
  • describe their technology and the main operating constraints.

Ways & Means

  • Use of drawings, datasheets, pictures and videos of actual equipment.
  • Interactive lecture.
  • Industrial case studies.