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LaTeX Math Block
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s_w(t) = s_{wi} + (1-s_{wi}-s_{orw}) \cdot \rm RFO(t)/E_S

where

LaTeX Math Inline
body\displaystyle {\rm RFO} = \frac{Q^{\uparrow}_O}{V_{\rm STOIIP}}


current oil recover factor

LaTeX Math Inline
bodyQ^{\uparrow}_O

cumulative oil production

LaTeX Math Inline
bodyV_{\rm STOIIP}

STOIIP

LaTeX Math Inline
bodyE_S

sweep efficiency

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bodys_{wi}

initial water saturation

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bodys_{orw}

residual oil saturation to water sweep



See Also

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Petroleum Industry / Upstream / Subsurface E&P Disciplines / Well Testing (WT) / Flowrate Testing / Flowrate  / Water cut (Yw)

WOR ] Watercut Diagnostics ] [ Watercut (Yw) Fractional Flow @model ]