Heat-Release Temperature Rise

Visualize simple adiabatic temperature rise and heat-release rate from fuel LHV, mass flow, and cp.

visual calculatorCombustion & Reacting Flow

Read the flow shape before trusting the number.

This page turns a CFD setup into regime, scale, and dominant-effect cues. Adjust the calculator below and compare the moving graphic with the computed result.

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heat releaseadiabatic temperaturecombustionLHV

formula

KaTeX rendered

\begin{aligned}\text{Delta T\_ad \~{}= eta mdot\_f LHV / [(mdot\_f + mdot\_air) c\_p]}\end{aligned}

ASCII source

Delta T_ad ~= eta mdot_f LHV / [(mdot_f + mdot_air) c_p]

fuelfuel mdot (kg/s)air mdot (kg/s)cp_mix (J/kg/K)efficiency

Qdot (W)

4.600e+5

Delta T_ad approx (K)

1904.76

phi

0.8580

total mdot (kg/s)

0.2100

specific energy (J/kg)

2.190e+6

This is a constant-cp screening estimate. Real adiabatic flame temperature needs equilibrium chemistry and dissociation.

heat release adiabatic temperature combustion LHV