Foundations of Petrophysics

E & P staff with limited background in petrophysics and formation evaluation, beginners in log interpretation.

•    Introduction
      – Reservoirs, reservoir analysis; reservoir models
      – Reservoir processes and properties
      – Petrophysics as a key-discipline in integrated reservoir analysis
•    Petrophysical properties of reservoir rocks
      – Reservoir rocks and types
      – Porosity, permeability, relative permeability
      – Capillary pressure, water saturation, fluid contacts
      – Basic rock models
•    Fundamentals of well logging
      – The borehole and its environment
      – Open hole and cased hole logging
      – Electric and electromagnetic methods
      – Acoustic methods
      – Nuclear methods
      – Nuclear magnetic methods
      – Imaging methods
      – Technical logs
      – LWD and MWD techniques
      – Coring and core investigations, core-log integration
•    Log analysis – formation evaluation
      – Fundamental problems of formation evaluation
           Profile description and reservoir detection
           Reservoir characterization
      – Basic interpretation methods
           Vshale, porosity, water saturation
           Permeable zones
      – Advanced interpretation methods
           Combined determination of porosity and rock composition
           Cross-plot methods
           Shaly sand interpretation
           Fractured reservoirs
           Saturation determination, movable fluids
           Permeability estimation
           Thin bed evaluation and anisotropic reservoirs
           Integrating the information; the reservoir model