Advanced Petrophysics by Dr. Ekwere J. Peters

By Dr. Ekwere J. Peters

Quantity three of complex Petrophysics offers the options to the a hundred and fifty end-of-chapter workouts and initiatives in Volumes 1 and a pair of.

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1). Pulverize the sample into a powder. Determine the grain volume of the powder by fluid displacement. 2). 3) to determine the total porosity. Pulverizing the sample into a powder destroys any isolated pores that may be present. Therefore, the porosity determined above is the total porosity. 4b No. What has been calculated is the total porosity because the pore volume determined by subtracting the mineral grain volume from the bulk volume is the total pore volume, which includes the isolated pores if present.

4b No. What has been calculated is the total porosity because the pore volume determined by subtracting the mineral grain volume from the bulk volume is the total pore volume, which includes the isolated pores if present. 7a where A is the cross-sectional area of the core. 7b Method 1 Apply the integrated form of Darcy’s Law to the core before it was cut. Apply Darcy’s Law to each piece after the core has been cut into N equal pieces. 7b Method 2 The total permeability of the core is the harmonic average of the permeabilities of the pieces in series.

7a where A is the cross-sectional area of the core. 7b Method 1 Apply the integrated form of Darcy’s Law to the core before it was cut. Apply Darcy’s Law to each piece after the core has been cut into N equal pieces. 7b Method 2 The total permeability of the core is the harmonic average of the permeabilities of the pieces in series. 8b To generate the calibration curve, use the given data to plot a graph of Vs vs P1/P2. This should be a straight line. It is always advantageous to plot a linear calibration curve if possible.

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