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Excerpt IncludePressure diffusionPressure diffusionnopaneltrueThere is a large number of various pressure diffusion models.

The popular classifications are summarised summarized below:

Number of phasesNumber of wellsSolver typeSpatial dimension
Single-phaseSingle-wellAnalytical Linear0D
Multi-phaseMulti-wellAnalytical Pseudo-Linear1D


Numerical Linear2D


Numerical Non-Linear3D

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In many practical cases a pressure diffusion process honors is honoring some PDE with constant coefficients availing a number of very efficient computational and diagnostic engines:

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