Well Productivity & Reservoir performance

 

Overview

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

 

 

TOTAL DURATION OF TECHNICAL COURSES: 4 days