Petrophysics for Drilling Engineers

  • This course that covers wireline logging, MWD-LWD and their specific applications for wellbore stability. This course will be suitable for all drilling engineers, directional drillers and other geoscientists associated with drilling.
Discipline: Petrophysics
Level: Fundamental
Duration: 3 Days
  • Reservoir Rock and Life of a well
  • Tool Conveyance, Depth Control
  • Well bore stability and filtrate diameter of invasion
  • The mud log and its applications
  • Basics of Logging
  • Log Quality Control
  • GR Spectroscopy and its application to determine clay type
  • The Spontaneous Potential and its applications to estimate water salinity and volume of shale
  • Acoustic Log: secondary porosity, rock mechanical properties  and wellbore stability
  • The density and photoelectric cross section
  • The Neutron Log, neutron spectroscopy and sigma neutron capture cross-section
  • Density-Neutron applications for lithology, shale volume and effective and total porosities
  • Density-Neutron applications for lithology, shale volume and effective and total porosities
  • Basics of Resistivity and the Archie Equation
  • The concept and applications of the Formation Factor (FF) as a variable –m emulator
  • Resistivity measurements in the invaded zone (Rxo)
  • Resistivity measurements in the uninvaded zone using Induction and Laterolog
  • The concept and applications of array resistivity measurements
  • Wireline Formation Testing
  • Measurement While Drilling (MWD) and Logging While Drilling (LWD)
  • Data acquisition of porosity, lithology, Pulsed Neutron Sigma and resistivities
  • Formation Pressure
  • Geosteering basics
  • Seismic
  • Acoustic
  • Shale Volume (Vsh, Vcl) evaluation and clay type- Dispersed or laminated shales
  • Estimating the parameters of “m” and “n” in the Archie Equation,
  • Quick look techniques to estimate the oil / water, gas/water and oil/gas contacts,
  • Salinity estimations of formation water and filtrate water,
  • Estimation of porosity, lithology and water saturations in clean and in shaly-sands

This course will be suitable for all drilling engineers, directional drillers and other geoscientists associated with drilling.