WES Trainings

Development Geology

Course Outline

Day - 1

Introduction to Development Geology

  • Overview of the Oil and Gas Industry
    • Exploration, development, and production phases in the oil and gas industry
    • The role of development geology in the field life cycle
  • Geological Foundations
    • Earth structure and plate tectonics
    • Stratigraphy, sedimentology, and structural geology basics
    • The role of geology in the formation of oil and gas reservoirs
  • Types of Reservoirs
    • Conventional vs. unconventional reservoirs
    • Different types of traps: anticlines, faults, and salt domes
    • Understanding reservoir rock properties (porosity, permeability, and fluid content)
Day - 2

Geological Data Interpretation

  • Well Logs and Correlation
    • Understanding and interpreting basic well logs (Gamma Ray, Resistivity, Porosity)
    • Correlating logs across wells to map subsurface formations
    • Identifying lithology and fluid content from well data
  • Seismic Interpretation
    • Basics of seismic surveys and data acquisition
    • Seismic data interpretation for structural and stratigraphic mapping
    • Integration of seismic data with well log and core data
  • Core Sampling and Analysis
    • Core sampling methods and their importance in field development
    • Analyzing core data for reservoir characteristics and rock mechanics
Day - 3

Reservoir Characterization and Modeling

  • Reservoir Properties and Fluid Dynamics
    • Understanding reservoir heterogeneity: facies distribution and petrophysical properties
    • Fluid types in reservoirs: oil, gas, and water dynamics
    • How geology influences fluid behavior (e.g., gas cap, water drive)
  • Geological Modeling
    • Building geological models: Static vs. dynamic models
    • Integrating geological data into reservoir models for development planning
    • Evaluating reservoir volume, porosity, and permeability distribution
  • Reservoir Simulation
    • Basics of reservoir simulation and the importance of geological inputs
    • How geological models impact production forecasts
Day - 4

Well Planning and Drilling Operations

  • Incorporating Geological Data into Well Planning
    • How to use geological data to plan well placement and drilling targets
    • Managing drilling risks based on geological conditions (e.g., overpressured zones, fault zones)
    • Geological challenges in horizontal and directional drilling
  • Geotechnical Data and Drilling Operations
    • Understanding geotechnical data and its role in preventing drilling hazards
    • Geological wellbore stability: Fracture pressure, pore pressure, and kick risks
  • Drilling Optimization and Data Integration
    • Using real-time geological data to optimize drilling operations
    • Integrating geology with geophysics and reservoir engineering during the drilling phase
Day - 5

Enhanced Oil Recovery (EOR) and Environmental Considerations

  • Geology and Enhanced Oil Recovery
    • The role of geological data in EOR techniques (e.g., water flooding, CO2 injection, thermal recovery)
    • How geological characteristics influence EOR strategies
    • Case studies of successful EOR projects
  • Environmental Considerations in Field Development
    • Managing subsurface risks, such as groundwater contamination and induced seismicity
    • Geology’s role in environmental risk management during field development
    • Strategies for minimizing environmental impact: drilling waste management, surface subsidence, and monitoring
  • Geological Challenges in Field Decommissioning
    • Managing geological risks when decommissioning wells and field infrastructure
    • Legal and environmental considerations for site closure and remediation
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