Tuesday, February 6

• Introduction / theory / application
• Equipment fundamentals
  • Valve and mandrel selections
• Equipment, R&D product updates
  • HP valves
  • Sand tolerant
• Types of gas lift
  • Continuous flow
    • Packer vs. packer less
  • Annular flow
  • Intermittent gas lift / PAGL / GAPL
• Inflow IPR, NODAL, vertical /flow
  • Critical velocity / performance curves
• Unloading & startup
• Optimization
  • Surface operations
  • Downhole solutions
    • Single point injection
  • Multi pointing, slugging, unstable flow solutions
• Surveillance & troubleshooting
  • Process / field diagnostic testing
  • Best practices
  • Fluids levels, surface close analysis, tubing load requirement
• Gas lift design
  • Evaluation
  • Mandrel spacing – bracketing transfer ΔP
  • Valve mechanics
    • Temperature effects PSO / PSC calculations
    • Port size selection, load rate, stem travel
    • Gas passage capacities
• Valcal design - hands on
  • Copy of software will be distributed week prior to class
  • Run 2 design cases