| (1) | p^* = \frac{p_{ref} \cdot \Psi(p)}{\Psi(p_{ref})} = \frac{2 \, p_{ref} \, \int_0^p \frac{p \, dp}{\mu(p) \, Z(p)}}{\int_0^{p_{ref}} \frac{p \, dp}{\mu(p) \, Z(p)}} |
It is widely used in high compressible fluid pressure diffusion models.
The name "PseudoPressure" is misnomer as PseudoPressure is not actually a pressure in terms of physical property and has a different dimension.
See also
Physics / Mechanics / Continuum mechanics / Fluid Mechanics / Fluid Dynamics / Pressure Diffusion / Pressure Diffusion @model
Petroleum Industry / Upstream / Subsurface E&P Disciplines / Well Testing / Pressure Testing