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E-463 - Well Performance

  • E&P technical staff involved in well operations
  • Reservoir engineers involved in field studies with productivity and artificial lift issues
  • Development engineers involved in conceptual design with well architecture and artificial lift
  • To provide a comprehensive understanding of well lift optimization
  • To understand fundamentals of reservoir characteristics and fluid properties
  • To understand main artificial lift concepts and methods
  • To discover the relationship between these phenomena and well performance
  • To analyze the impact of well completion and equipment on well performance
  • To understand the crucial parameters in well performance
This course can be delivered in French, with documentation in English

PVT and reservoir fundamentals 0.5 jour
  • Oil and Gas PVT properties: bubble point, Bo, Rs, GOR, solids…
  • Reservoir rock & fluids: porosity, permeability, saturation, relative permeability, scales, corrosion
  • Reservoir behavior types
Reservoir-wellbore interface fundamentals 0.25 jour
  • Pay zone drilling, completion (open hole, cased hole), perforating
  • Wellbore treatment: sand control, stimulations (acidizing, hydraulic fracturing)
Inflow performance 0.75 jour
  • Flow in the reservoir: Productivity Index (PI), empirical Inflow Performance Relationship (IPR), horizontal wells
  • Back pressure equation for gas wells
  • Global skin: formation damage, perforation, partial penetration, deviation
  • Applications - Exercises
Outflow performance 0.75 jour
  • Flow in the wellbore: pressure gradient and Vertical Lift Performance (VLP) curves
  • GLR, tubinghead pressure, tubing ID impact
  • Monophasic vs. polyphasic flow: minimum flowrate / well loading
  • Applications - Exercises
Well performance 1 jour
  • Well deliverability nodal analysis: inflow x outflow
  • Well performance modeling, prediction and analysis vs. reservoir pressure, PI, GLR, BSW, tubing ID
  • Applications - Exercises
Artificial lift 1.5 jours
  • Gas lift: fundamentals, unloading procedure, surveillance and troubleshooting
  • Electrical Submersible Pump (ESP): components, design, problems
  • Rod pumping and jet pumps fundamentals
  • Comparison of the artificial lift methods
Introduction to PROSPER™ 0.25 jour
  • Overview of well performance software tool and methods
  • PROSPER™ methodology for gas-lift design and troubleshooting, manual application
  • PROSPER™ methodology for ESP troubleshooting