Operation of Gas Lift WellsPROP/GASLIFTGB

Who should attend?

  • This course provides a comprehensive knowledge and know-how of gas lift wells operation. To identify and troubleshoot most common operations issues.
Audience :
  • Control room operators and field operators involved in gas lift wells monitoring and operation.

Level : Proficiency

Course Content

  • HYDROSTATICS & WELL DYNAMICS

      • 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

      • Gas lift principle:
      • Pressure gradient evolution.
      • Downhole equipment:
      • Completion.
      • Gas lift valve principle. Different types of valves.
      • Surface equipment:
      • Metrology. Single/multiple wells operation (manual/automatic).
  • GAS LIFT WELL START-UP METHOD & SEQUENCE

      • Sequential start-up of gas lift wells:
      • Initial start (first start-up).
      • Simple Start (after ESD shutdown).
      • Start-up problems.
      • Gas lift wells start-up method:
      • Open tubing start-up sequence.
      • Closed tubing start-up sequence.
      • Troubleshooting:
      • Stabilization and tuning difficulties.
      • Potential problems and associated solutions.
  • PROS & CONS OF GAS LIFT

  • TEAMWORK EXERCISES - TROUBLESHOOTING OPERATIONS

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.

Ways & Means

  • Very interactive training by industry specialists.
  • Numerous teamwork exercises on operation and troubleshooting.