Addressing caprock failure tendency in deep saline aquifers through ...
Addressing caprock failure tendency in deep saline aquifers through ...
Addressing caprock failure tendency in deep saline aquifers through ...
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Conclud<strong>in</strong>g remarks<br />
> The <strong>in</strong>jection-<strong>in</strong>duced overpressure is maximal <strong>in</strong> the <strong>in</strong>jection zone<br />
(distance < 100 m) =most critical one <strong>in</strong> the system.<br />
> The lateral extension of the “overpressurized” region is large (> 50 km).<br />
> Tensile fractur<strong>in</strong>g mechanism is not activated even for the worst case of<br />
the <strong>caprock</strong> properties<br />
> Shear slip reactivation of pre-exist<strong>in</strong>g cohesionless fractures might be<br />
possible but for low friction angle (q 21
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