PO.SCAL.Cf.Sand.ByNewman.SI

Description

Calculates rock pore volume compressibility in sandstones using Newman correlation, [1/kPa] (SI units).

Formula

=LAMBDA(porosity, LET(
    result_1psi, PO.SCAL.Cf.Sand.ByNewman(porosity),
    PO.UnitConverter(result_1psi, "1/psi", "1/kPa")))

Parameters

Parameter	Unit	Description
`porosity`	-	Porosity, [fraction]

Examples

Invocation	Expected
`=PO.SCAL.Cf.Sand.ByNewman.SI(0.2)`	`3.97216331E-07`

Related Lambdas

`PO.SCAL.BrooksCorey.Pc.SI`

Brooks-Corey capillary pressure, [kPa]. Pc = Pd × Se^(-1/λ) (SI units).

1 function

`PO.SCAL.BrooksCorey.Sw.SI`

Brooks-Corey saturation from capillary pressure, [fraction]. Inverse of Pc function (SI units).

1 function

`PO.SCAL.Cf.Lime.ByNewman.SI`

Calculates rock pore volume compressibility in limestones using Newman correlation, [1/kPa] (SI units).

1 function

`PO.SCAL.Leverett.J.SI`

Leverett J-function, [dimensionless]. J = (Pc/σcosθ) × √(k/φ) (SI units).

1 function

`PO.SCAL.Leverett.Pc.SI`

Capillary pressure from J-function, [kPa]. Pc = J × σcosθ × √(φ/k) (SI units).

1 function

`PO.SCAL.VanGenuchten.Pc.SI`

Van Genuchten capillary pressure, [kPa]. Se = [1 + (αPc)^n]^(-m) (SI units).

1 function

Used in Blueprints

Rock Compressibility Estimation

Estimate rock (formation) compressibility using Newman's correlations. Rock compressibility is critical for material balance calculations and pressure transient analysis.

Capillary Pressure Models Comparison

Compare capillary pressure curves using Brooks-Corey and Van Genuchten models. Includes Leverett J-function for scaling between different rock types.

Relative Permeability Model Comparison

Compare relative permeability predictions from Corey, LET, and Honarpour correlations. Model selection affects waterflood performance predictions.

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