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Volumetric shares of petroleum fluids phases 

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bodyV_\alpha
 saturating effective pore volume 
LaTeX Math Inline
bodyV_\phi
:


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s_\alpha = \frac{V_\alpha}{V_\phi}



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\sum_\alpha V_\alpha = V_\phi



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\sum_\alpha s_\alpha = 1



In most popular case of a 3-phase fluid model this will be:

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anchorswog
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s_w + s_o + s_g = 1

where

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bodys_w = s_w({\bf r})

water phase saturation at reservoir location

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body\bf r

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bodys_o= s_o({\bf r})

oil phase saturation at reservoir location

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body\bf r

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bodys_g= s_g({\bf r})

gas phase saturation at reservoir location

LaTeX Math Inline
body\bf r


See Also


Petroleum Industry / Upstream / Subsurface E&P Disciplines / Petrophysics / Volumetric Rock Model (VRM)

 [ Basic reservoir properties ]