Wobbe Index & Fuel Gas Calculator

Calculate fuel gas Wobbe Index (\(W_H, W_L\)), specific gravity, AGA interchangeability indices (flashback, lifting, yellow tipping), and hydrogen blend impacts.

Fuel Gas Volumetric Composition (mol%)

Methane CH₄ (mol%):

Hydrogen H₂ (mol%): Decarbonization blend

Ethane C₂H₆ (%):

Propane C₃H₈ (%):

Inerts (N₂/CO₂) (%):

Burner Supply Pressure (mbar): Standard gas grid: 20-25 mbar

Baseline Reference Gas:

Wobbe Index & Interchangeability

Higher Wobbe Index (W_H)

Interchangeability Classification

Relative Density (d)

HHV (Gross Calorific)

LHV (Net Calorific)

Combustion Dynamics Assessment

Recommended Tools & Equipment

Tested hardware and components for high reliability

100% Free Tool Zero Sign-Up

Wobbe Index & Fuel Gas Calculator

Fuel Gas Volumetric Composition (mol%)

Wobbe Index & Interchangeability

Frequently Asked Questions