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E-463 - Well Performance

5 days PRO/WELLPERFE
Level
Foundation
Audience
  • 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.
Purpose
  • This course provides a comprehensive understanding of well lift optimization.
Learning Objectives
  • Upon completion of the course, participants will be able to:
  • select the relevant reservoir characteristics and fluid properties related to well performance modeling,
  • design artificial lift and select the adequate method,
  • optimize well performance,
  • analyze the impact of well completion and equipment on well performance,
  • analyze the operation process.
Prerequisite
  • No prerequisites for this course.
Observation
This course can be delivered in French, with documentation in English.

PVT & RESERVOIR FUNDAMENTALS 0.5 day
  • Oil & 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 day
  • Pay zone drilling, completion (open hole, cased hole), perforating.
  • Wellbore treatment: sand control, stimulations (acidizing, hydraulic fracturing).
INFLOW PERFORMANCE 0.75 day
  • 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 day
  • Flow in the wellbore: pressure gradient and Vertical Lift Performance (VLP) curves.
  • GLR, tubing head pressure, tubing ID impact.
  • Monophasic vs. polyphasic flow: minimum flowrate/well loading.
  • Applications - Exercises.
WELL PERFORMANCE 1 day
  • Well deliverability nodal analysis: inflow/outflow.
  • Well performance modeling, prediction and analysis vs. reservoir pressure, PI, GLR, BSW, tubing ID.
  • Applications - Exercises.
ARTIFICIAL LIFT 1.5 days
  • 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 PROSPERā„¢ 0.25 day
  • Overview of well performance software tool and methods.
  • PROSPER™ methodology for gas-lift design and troubleshooting, manual application.
  • PROSPER™ methodology for ESP troubleshooting.