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E-459 - Artificial Lift: Gas Lift

E-459 - Artificial Lift: Gas Lift

5 days
PRO/GLIFTE
Sessions
This course is not scheduled.
Who should attend?

Audience

    • E&P professionals involved in operating wells using gas lift.

Level

  • Proficiency
  • This course provides a comprehensive, practical knowledge of gas lift concepts, operations, equipment and potential problems.
Learning Objectives
  • Upon completion of the course, participants will be able to:
  • perform a gas lift design,
  • analyze gas lift operating conditions,
  • improve well performance.
Course Content

FLOWING GRADIENTS - TUBING PERFORMANCE CURVES

1 day

  • Well representation and nodal analysis.
  • Inflow: Productivity Index (PI) and Inflow Performance Relationship (IPR) techniques.
  • Outflow: vertical flowing pressure gradient curves in diphasic flow and Tubing Performance Curve (TPC).

INTRODUCING GAS LIFT SYSTEMS

1 day

  • Principle and active parameters.
  • Characteristics and advantages.
  • Operating parameters determination: gas injection depth, pressure and rate.
  • Determination of the absolute maximum flow rate versus GLR (Gas-Liquid Ratio). Optimization with time.

GAS LIFT DOWN HOLE EQUIPMENT

0.5 day

  • Valve mechanics and characteristics.
  • IPO/Casing-operated gas-lift valves.
  • PPO/Tubing-operated gas-lift valves.
  • Conventional and Side Pocket Mandrel (SPM).
  • Miscellaneous valves and equipment.

CONTINUOUS GAS LIFT DOWN HOLE EQUIPMENT DESIGN

1.25 days

  • Side pocket mandrel spacing and valve selection.
  • Manual (graphical) design.
  • Standard completion designs and other possibilities (dual completion, macaroni/coiled tubing).

CONTINUOUS GAS LIFT OPERATION

1 day

  • Well surface equipment.
  • Unloading procedure.
  • Operating recommendations.
  • Surveillance and troubleshooting.

INTRODUCTION TO PROSPER™

0.25 day

  • Overview of well performance software tool and methods.
  • PROSPER™ methodology for gas-lift design and troubleshooting, manual application.
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Ways & Means
  • Practical exercises to grasp physical phenomena.
  • Numerous animations and videos.