The plot of water production rate(along y-axis) against the oil production rate (along x-axis).
It can be used in for express Watercut Diagnostics of thief water production.
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<q_W>\langle q_W \rangle = a \, \cdot <q_O> \langle q_O \rangle + \, b |
where
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body | <q_W>\langle q_W \rangle, \ <q_O>\langle q_O \rangle |
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| are weighted average of and |
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| <\langle A >\rangle_t \ = \frac{1}{t} \int_o^t A(t) \, dt |
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| <A>\langle A \rangle_q \ = \frac{1}{Q(t)} \int_o^t A(t) \, q(t) \, dt |
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See Also
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Petroleum Industry / Upstream / Production / Subsurface Production / Field Study & Modelling / Production Analysis / Watercut Diagnostics
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