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Core Flood Relative Permeability (Corey Model) Calculator

Easily calculate and compute core flood relative permeability (corey model) calculator with accurate equations, live formulas, and expert guidance.

Water saturation in rock pores (Swi ≤ Sw ≤ 1 - Sor).

Immobile water saturation threshold.

Trapped residual oil saturation.

Maximum water permeability at residual oil.

Oil permeability at connate water saturation.

Water curvature exponent (typically 2 to 4).

Oil curvature exponent (typically 2 to 3).

Calculated Result
0.02 fraction

Water Relative Permeability k_rw

Water Relative Permeability k_rw

0.02 fraction

Water Relative Perm Krw

0.022400000000000003

Oil Relative Perm Kro

0.27628141814291485

Normalized Water Saturation Sw Star

0.4

Current Water Saturation Sw

0.45

0.02 — fraction

Calculation Breakdown

  1. Applied FormulaModels water and oil relative permeabilities from core flood laboratory data using Corey power-law exponents and normalized mobile saturation Sw*.S_w^* = \frac{S_w - S_{wi}}{1 - S_{wi} - S_{or}}

Corey Relative Permeability Metric Output

Interactive visualization based on your current inputs

Calculated Value
0.00.30.50.81.0Water Relative Permeability k_rw

What Is the Core Flood Relative Permeability (Corey Model) Calculator?

This tool computes core flood relative permeability (corey model) calculator with high precision arithmetic.

How Does the Core Flood Relative Permeability (Corey Model) Calculator Work?

Models water and oil relative permeabilities from core flood laboratory data using Corey power-law exponents and normalized mobile saturation Sw*.

Core Flood Relative Permeability (Corey Model) Calculator Formula & Variables

The core mathematical equation utilized by this calculator is expressed as:

Sw∗=Sw−Swi1−Swi−SorS_w^* = \frac{S_w - S_{wi}}{1 - S_{wi} - S_{or}}

Models water and oil relative permeabilities from core flood laboratory data using Corey power-law exponents and normalized mobile saturation Sw*.

How to Use the Core Flood Relative Permeability (Corey Model) Calculator

  1. Enter your parameters into the designated input fields to calculate the result immediately.

Step-by-Step Example Calculation

Core Flood Relative Permeability (Corey Model) Calculator Example

Input Values:

currentWaterSaturationSw:0.45
connateWaterSwi:0.25
residualOilSor:0.25
endPointKrw:0.35
endPointKro:0.85
coreyNw:3
coreyNo:2.2
Worked Steps: Sample evaluation based on standard reference conditions.

Understanding Your Result

The calculated primary figure indicates the optimal or required fraction.

Factors That Affect the Result

  • Measurement tolerances, operational variance, and real-world conditions.

When Should You Use This Calculator?

  • Everyday budgeting, technical homework, professional estimation, and household projects.

Assumptions & Limitations

  • Assumes standard atmospheric or environmental parameters unless specified.

Frequently Asked Questions

Calculation Accuracy & Reference Note

Double-precision IEEE 754 arithmetic with validated empirical constants.

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