Integration of an Iterative Update of Sparse Geologic Dictionaries with ES-MDA for History Matching of Channelized Reservoirs

<table class="table-group" id="tab3"><tr><td><table class="table"><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr class="thead"><td class="align_left">Parameter</td><td class="align_center">Value</td></tr><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr><td class="align_left">Observed well data</td><td class="align_center">Gas rate and BHP</td></tr><tr><td class="align_left">Maximum well gas production rate (MSCF/day)</td><td class="align_center">15000</td></tr><tr><td class="align_left">Minimum well BHP (psia)</td><td class="align_center">1000</td></tr><tr><td class="align_left">Total simulation period (day)</td><td class="align_center">7000</td></tr><tr><td class="align_left">History matching period (day)</td><td class="align_center">3500</td></tr><tr><td class="align_left">Prediction period (day)</td><td class="align_center">3500</td></tr><tr><td class="align_left">Coordinates of well locations in sand facies</td><td class="align_center">(14, 14), (62, 14), (30, 30), (46, 30), (14, 46), (62, 46), (30, 62), (46, 62)</td></tr><tr><td class="align_left">Coordinates of well locations in shale facies</td><td class="align_center">(30, 14), (46, 14), (14, 30), (62, 30), (30, 46), (46, 46), (14, 62), (62, 62)</td></tr><tr class="table-tr"><td colspan="2"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Experimental data for well parameters used in Case 1 and Case 2.</div>

Geofluids

tab3

Table 3

Table 3: Integration of an Iterative Update of Sparse Geologic Dictionaries with ES-MDA for History Matching of Channelized Reservoirs 