Pressure-Predicting Model for Ultralow-Permeability Reservoirs considering the Water Absorption Characteristics of Mudstone Formations

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static-preview.hindawi.com/articles/geofluids/volume-2020/6531254/figures/6531254.fig.009a.svgz" name="6531254.fig.009a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>Reservoir oil well area</td></tr><tr class="fig-image" id="b"><td><object data="https://static-preview.hindawi.com/articles/geofluids/volume-2020/6531254/figures/6531254.fig.009b.svgz" name="6531254.fig.009b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>Reservoir injection well area</td></tr><tr class="fig-image" id="c"><td><object data="https://static-preview.hindawi.com/articles/geofluids/volume-2020/6531254/figures/6531254.fig.009c.svgz" name="6531254.fig.009c" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(c) </b>Transition layers</td></tr><tr class="fig-image" id="d"><td><object data="https://static-preview.hindawi.com/articles/geofluids/volume-2020/6531254/figures/6531254.fig.009d.svgz" name="6531254.fig.009d" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(d) </b>Mudstone formations</td></tr></table>

<div>Production data validation results of the new pressure prediction model.</div>

Geofluids

fig9

Figure 9

Figure 9: Pressure-Predicting Model for Ultralow-Permeability Reservoirs considering the Water Absorption Characteristics of Mudstone Formations 