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PSS diagnostic plots

Created by Arthur Aslanyan (Nafta College), last modified on Nov 11, 2018

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Plotting BHP $\begin{array}{l}p_{wf}(t)\end{array}$ vs cumulative flow $\begin{array}{l}Q(t) = \int_0^t q_t(\tau) d\tau\end{array}$

It shows unit slope for PSS flow regime:

(1)	$\begin{array}{l}\displaystyle p_{wf}(t) = p_i + J^{-1} q_t + \frac{1}{ V_{\phi} \, c_t} Q(t)\end{array}$

See Also

Petroleum Industry / Upstream / Production / Subsurface Production / Field Study & Modelling / Production Analysis

0D Material Balance @model

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