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E-355 - Development of Gas Condensate Fields

5 days REE/GAS
Level
Proficiency
Audience
  • Reservoir engineers, petroleum engineers, field development engineers and production engineers involved in gas & gas condensate reservoirs development.
Purpose
  • This course provides an extensive and practical knowledge in understanding and developing gas & gas condensate reservoirs in the best efficient way.
Learning Objectives
  • Upon completion of the course, participants will be able to:
  • describe PVT modeling of gas condensates,
  • describe main concepts and parameters related to gas condensate reservoir performance, well performance, surface facilities and treatments,
  • estimate condensate gas reservoir accumulations and evaluate corresponding development plan,
  • describe MBAL™ and GAP™ concepts, capabilities and synergies,
  • optimize global production through integrated modeling by using above mentioned software tools.
Prerequisite
  • No prerequisites for this course.
Ways and means
  • Interactive lectures and exercises.
  • Hands-on practices using state-of-the-art software packages: MBAL™ and GAP™ for estimating reservoir recovery, wells productivity and surface network performance.
  • Field case development project based on real data set.

Reminders about gas reservoirs 1 day
  • Properties of natural gas: dry gas, wet gas and gas condensate:
  • PVT modeling of gas condensates.
  • Experimental data for gas condensates.
  • PVT sampling procedure.
  • Condensate banking.
  • Flow regimes (transient, steady-state, pseudo-steady state).
  • Gas wells testing. Gas wells deliverability.
  • Condensate gas wells testing.
Reservoir performance & modeling: prediction of production profile 0.5 day
  • Reservoir modeling through material balance.
  • Introduction to MBAL™.
  • Data input and modeling aspects with MBAL™.
  • History matching with MBAL™: analytical and graphical methods.
  • Tank model building with MBAL™: PVT and correlations matching, history matching.
Well performance 1 day
  • Introduction to well performance nodal analysis: inflow/outflow.
  • Review on wells productivity.
  • Inflow Performance Relationship in oil wells, Darcy’s law, pseudo-steady state flow, Vogel IPR, Composite IPR, Darcy IPR, Fetkovich IPR, Jones IPR.
  • Transient IPR curves.
  • Vertical Lift Performance (VLP) correlations and curves, downhole production considerations: skin calculation, gravel pack design.
  • Multiphase flow in tubing, liquid holdup, flow regimes, correlations in nodal analysis.
Integrated production modeling & optimization 0.5 day
  • Onshore, offshore, deep offshore surface facilities for gas condensates:
  • Specific gas condensate process issues.
  • Full field optimization & forecasting approach.
  • Introduction to GAP™: software overview and main functions.
  • Integrated production system models from reservoir to surface: how to link MBAL™ and GAP™ models.
Integrated gas condensate reservoir development project 2 days
  • Global production modeling linking MBAL™ and GAP™: application to a gas condensate reservoir:
  • Building the tank model by matching the production history data and identifying the production mechanisms.
  • Tuning a PVT correlation by respect to data from the PVT report.
  • Generating well performance model for various wells (vertical, slanted, horizontal): generating IPR model, VLP model; matching well test data.
  • Global production system modeling:
  • Identifying the bottle necks in the production system.
  • Optimizing the surface network to meet the initial target in production profile: elements in the network to be implemented, controls in chokes, manifolds, separator constraints.
  • Proposing various solutions in order to improve the production profile.
2017 course calendar
Language Dates Location Tuition Register
Oct 23 - 27 Rueil €5,513 Online