Well Productivity & Reservoir performance



To provide the knowledge and skills needed to optimize the reservoir-wellbore interface and well productivity


  Designed for


  • Students, reservoir engineers  involved in field studies with productivity and artificial lift issues, petroleum engineers involved in conceptual design with well architecture and artificial lift



Course content



  • PVT and reservoir fundamentals


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


Pay zone drilling, completion (open hole, cased hole), perforating

Wellbore treatment: sand control, stimulations (acidizing, hydraulic fracturing)


  • Inflow performance


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


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


Well deliverability nodal analysis: inflow x outflow

Well performance modeling, prediction and analysis vs. reservoir pressure, PI, GLR, BSW, tubing ID

Applications – Exercises


  • Introduction to Artificial lift


Gas lift: fundamentals, unloading procedure, surveillance and troubleshooting

Electrical Submersible Pump (ESP): components, design, problems

Rod pumping and jet pumps fundamentals


  • Introduction to PROSPER