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E-102 - Petroleum Geophysics

10 days GEO/GPHYSICS
Level
Foundation
Audience
  • E&P professionals with no or limited experience in petroleum geophysics.
Purpose
  • This course provides a comprehensive, practical understanding of most techniques used in petroleum geophysics.
  • To focus on seismic techniques applied to investigate both reservoirs structure and petrophysical characteristics.
Learning Objectives
  • Upon completion of the course, participants will be able to:
  • select the appropriate geophysical method to be used during various phases of petroleum Exploration & Production,
  • gain an insight into seismic reflection and methodology: acquisition, processing and interpretation,
  • acquire the fundamental principles of borehole seismic and reservoir geophysics.
Prerequisite
  • No prerequisites for this course.
Ways and means
  • Interactive presentations, exercises, document analysis and videos.
  • 2 workshops on PC, using Seismic processing and interpretation software tools.

Introduction to petroleum geophysics 0.25 day
Seismic waves propagation & signal processing 0.75 day
  • Seismic waves, rock velocities and densities, Snell-Descartes laws.
  • Reflection coefficients, acoustic impedance.
  • Seismic reflection principle - Seismic shot gathers.
  • Seismic signal vs Seismic noises – Time domain vs Frequency domain.
  • Time and space sampling.
Seismic acquisition 2.5 days
  • Geodesy – Projections – Topographic surveying.
  • 2D and 3D seismic, land, marine, sea bottom seismic.
  • Seismic sources (explosive, vibroseis, airguns, …).
  • Seismic receivers (geophones, MEMS, Hydrophones, …).
  • Streamers, OBC, nodes, shallow water, transition zone, …
Seismic processing & imaging 2.5 days
  • Seismic processing workflows, post-stack versus pre-stack.
  • Enhance signal versus noise.
  • CMP/Bin, static corrections, dynamic corrections, velocity analysis.
  • Stack, post-stack migrations, pre-stack migrations (PSTM – PSDM).
  • Workshop: 2D Seismic Processing.
Borehole seismic 0.75 day
  • Theory and principles, synthetic seismogram and well tie.
  • Vertical Seismic Profile (VSP), Offset Seismic Profile (OSP), walkaway.
  • Seismic While Drilling (SWD).
  • Examples and applications.
Seismic interpretation: theory & practice 2 days
  • Principles and methodology, seismic interpretation pitfalls.
  • 2D seismic interpretation practice (on paper).
  • Workshop: 3D Seismic Interpretation.
Seismic for reservoir analysis 1 day
  • Seismic amplitudes analysis, Direct Hydrocarbon Indicators (DHI), seismic attributes analysis.
  • HR – HQ – HD – Broadband seismic, 4-D Seismic.
  • Multi-component seismic, P waves versus S waves.
  • AVO-AVA processing and analysis, seismic inversion.
Gravimetry, magnetometry & electro-magnetOMETRY 0.25 day
  • Gravimetry theory and principles.
  • Magnetism theory and principles.
  • Electro-Magnetometry theory and principles.
Summary, synthesis & wrap-up
2017 course calendar
Language Dates Location Tuition Register
Jun 12 - 23 Rueil €6,000 Online By email
Dec 04 - 15 Rueil €6,000 Online