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E-563 - Operation of Gas Lift Wells

  • Control room operators and field operators involved in gas lift wells monitoring and operation.
  • This course provides a comprehensive knowledge and know-how of gas lift wells operation. To identify and troubleshoot most common operations issues.
Learning Objectives
  • Upon completion of the course, participants will be able to:
  • explain eruptive and assisted well dynamics,
  • identify gas potential available to ensure gas lift activation,
  • describe downhole and surface equipment of gas lift wells,
  • implement and monitor gas lift wells start-up sequence,
  • operate and start-up gas lift wells,
  • identify and troubleshoot gas lift wells instabilities.
  • No prerequisites for this course.
Ways and means
  • Very interactive training by industry specialists.
  • Numerous teamwork exercises on operation and troubleshooting.

Hydrostatics & well dynamics 0.75 day
  • Pressure Gradient. Condition for eruptive well:
  • Fundamentals of fluid flow. Pressure drop/skin effect.
  • Wells activation method, stimulation/activation operating principle:
  • Evolution of reservoir parameters.
  • Common stimulation methods.
  • Comparison and selection of activation methods.
Gas lift operating principle & associated equipment 0.75 day
  • Gas lift principle:
  • Pressure gradient evolution.
  • Downhole equipment:
  • Downhole equipment. Completion.
  • Gas lift valve principle. Different types of valves.
  • Surface equipment:
  • Surface equipment.
  • Metrology. Single/multiple wells operation (manual/automatic).
Gas lift well start-up method & sequence 0.75 day
  • Sequential start-up of gas lift wells:
  • Initial start (first start-up).
  • Simple Start (after ESD shutdown).
  • Start-up problems.
  • Gas lift wells startup method:
  • Open tubing startup sequence.
  • Closed tubing startup sequence.
  • Troubleshooting:
  • Stabilization and tuning difficulties.
  • Potential problems and associated solutions.
Pros & Cons of gas lift 0.25 day
Teamwork exercises - Troubleshooting operations 0.5 day