Analytical Modeling and Contradictions in Limestone Reservoirs: Breccias, Vugs, and Fractures

<table class="table-group" id="tab2"><tr><td><table class="table"><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr><td align="left">Simulation properties</td><td align="center">Values</td></tr><tr><td align="center" colspan="2"><hr/></td></tr><tr><td align="left">Pressure drop</td><td align="center">2 Pa</td></tr><tr><td align="left">Discontinuity angle</td><td align="center">45° (degrees)</td></tr><tr><td align="left">Clast angle</td><td align="center">45° (degrees)</td></tr><tr><td align="left">Aperture (fracture)</td><td align="center">0.005 m</td></tr><tr><td align="left">Vug radius</td><td align="center">0.02 m</td></tr><tr><td align="left">Distance (vug-matrix)</td><td align="center">0.04 m</td></tr><tr><td align="left">Clast radius</td><td align="center">0.02 m</td></tr><tr><td align="left">Sink and source</td><td align="center">1 m<sup>2</sup>/s</td></tr><tr><td align="left">Initial velocity</td><td align="center">0.00639</td></tr><tr class="table-tr"><td colspan="2"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Additional data for the calculation of fluid velocities.

Journal of Petroleum Engineering

tab2

Table 2

Table 2: Analytical Modeling and Contradictions in Limestone Reservoirs: Breccias, Vugs, and Fractures 