The Application of Integrated Assisted History Matching and Embedded Discrete Fracture Model Workflow for Well Spacing Optimization in Shale Gas Reservoirs with Complex Natural Fractures

<table class="table-group" id="tab4"><tr><td><table class="table"><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr class="thead"><td class="align_left">NPV calculation inputs</td><td class="align_center">Value</td><td class="align_center">Unit</td></tr><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr><td class="align_left">Well cost</td><td class="align_center">4.5</td><td class="align_center">Million USD/well</td></tr><tr><td class="align_left">Gas price</td><td class="align_center">1.8</td><td class="align_center">USD/MScf</td></tr><tr><td class="align_left">Water disposal cost</td><td class="align_center">1.35</td><td class="align_center">USD/bbl</td></tr><tr><td class="align_left">Gas tax rate</td><td class="align_center">9.0</td><td class="align_center">%</td></tr><tr><td class="align_left">Other tax rates</td><td class="align_center">5.00</td><td class="align_center">%</td></tr><tr><td class="align_left">Annual discount rate</td><td class="align_center">15</td><td class="align_center">%</td></tr><tr><td class="align_left">Total simulation time</td><td class="align_center">20</td><td class="align_center">Year</td></tr><tr class="table-tr"><td colspan="3"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Summary of economic input variables used in this study.</div>

Geofluids

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Table 4

Table 4: The Application of Integrated Assisted History Matching and Embedded Discrete Fracture Model Workflow for Well Spacing Optimization in Shale Gas Reservoirs with Complex Natural Fractures 

Table 4 | The Application of Integrated Assisted History Matching and Embedded Discrete Fracture Model Workflow for Well Spacing Optimization in Shale Gas Reservoirs with Complex Natural Fractures 