A partner of excellencefor oil and gas professional development

E-103 - Petroleum Geophysics

10 days GEP/GPHYSICS
Level
Foundation
Audience
  • E&P professionals with no or weak experience in petroleum geophysics
Purpose
  • To provide a comprehensive and practical understanding of techniques used in petroleum geophysics
  • To focus on seismic techniques to investigate structures and petrophysical characteristics of reservoirs
Learning Objectives
  • To select the appropriate geophysical method to use in various phases of petroleum Exploration-Production
  • To gain an insight into the seismic reflection and methodology: acquisition, processing and interpretation
  • To gain an insight into borehole seismic, and reservoir geophysics
Ways and means
  • Interactive presentations, exercises, document analysis and videos
  • 2 workshops on PC, using Seismic Processing and Seismic Interpretation Softwares

Welcome - Introduction to petroleum geophysics 0.25 day
Seismic waves propagation and signal processing 0.75 day
  • Seismic waves, rock velocities and densities, Snell-Descartes laws
  • Reflection coefficients, acoustic impedance
  • Seismic Reflexion 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 seismics, land, marine, sea bottom seismics
  • Seismic sources (explosive, vibroseis, airguns…)
  • Seismic receivers (geophones, MEMS, Hydrophones…)
  • Streamer, OBC, nodes, shallow water, transition zone…
Seismic processing and 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 and 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, 4D Seismic
  • Multi-component seismic, P waves versus S waves
  • AVO-AVA processing and analysis, seismic inversion
Gravimetry, magnetism and electro-magnetic 0.25 day
  • Gravimetry theory and principles
  • Magnetism theory and principles
  • Electro-Magnetism theory and principles
Conclusion and synthesis
2016 course calendar
Language Dates Location Tuition Register
Apr 04 - 15 Rueil €5,650 Online By email
Oct 10 - 21 Rueil €5,650 Online By email