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Karlovitz Number & Turbulent Combustion Regime Calculator

Easily calculate and compute karlovitz number & turbulent combustion regime calculator with accurate equations, live formulas, and expert guidance.

Calculated Result
2.43 ratio

Karlovitz Number (Ka)

Karlovitz Number (Ka)

2.43 ratio

Damkohler Number Da

13

Velocity Ratio U Prime Over S L

8.8

Borghi Peters Combustion Regime

Thin Reaction Zones (Eddies Penetrate Preheat Zone)

2.43 — ratio

Calculation Breakdown

  1. Applied FormulaClassifies turbulent premixed combustion on the Borghi-Peters diagram (wrinkled flamelets, corrugated flamelets, thin reaction zones, broken reaction zones) via Karlovitz (Ka) and Damköhler (Da) numbers.\text{Ka} = \left( \frac{l_F}{\eta_K} \right)^2 = \left( \frac{u^prime}{S_L} \right)^{3/2} \left( \frac{l_t}{l_F} \right)^{-1/2}, \quad \text{Da} = \frac{\tau_{\text{eddy}}}{\tau_{\text{chem}}} = \frac{l_t S_L}{u^prime l_F}

Karlovitz Number & Borghi Regime Metric Output

Interactive visualization based on your current inputs

Calculated Value
0.00.61.21.82.4Karlovitz Number (Ka)

What Is the Karlovitz Number & Turbulent Combustion Regime Calculator?

This tool computes karlovitz number & turbulent combustion regime calculator with high precision arithmetic.

How Does the Karlovitz Number & Turbulent Combustion Regime Calculator Work?

Classifies turbulent premixed combustion on the Borghi-Peters diagram (wrinkled flamelets, corrugated flamelets, thin reaction zones, broken reaction zones) via Karlovitz (Ka) and Damköhler (Da) numbers.

Karlovitz Number & Turbulent Combustion Regime Calculator Formula & Variables

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

Ka=(lFηK)2=(uprimeSL)3/2(ltlF)−1/2,Da=τeddyτchem=ltSLuprimelF\text{Ka} = \left( \frac{l_F}{\eta_K} \right)^2 = \left( \frac{u^prime}{S_L} \right)^{3/2} \left( \frac{l_t}{l_F} \right)^{-1/2}, \quad \text{Da} = \frac{\tau_{\text{eddy}}}{\tau_{\text{chem}}} = \frac{l_t S_L}{u^prime l_F}

Classifies turbulent premixed combustion on the Borghi-Peters diagram (wrinkled flamelets, corrugated flamelets, thin reaction zones, broken reaction zones) via Karlovitz (Ka) and Damköhler (Da) numbers.

How to Use the Karlovitz Number & Turbulent Combustion Regime Calculator

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

Step-by-Step Example Calculation

Karlovitz Number & Turbulent Combustion Regime Calculator Example

Input Values:

turbulentVelocityFluctuationUPrimeMPerS:3.5
integralTurbulentLengthScaleMm:25
laminarBurningVelocityMPerS:0.4
laminarFlameThicknessMm:0.22
Worked Steps: Sample evaluation based on standard reference conditions.

Understanding Your Result

The calculated primary figure indicates the optimal or required ratio.

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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