\begin{equation}\label{eq:gas-load-charge-material-total-heat-required-cpp} Q_{total} = Q_{gas} + Q_{vapor} + Q_{reaction} + Q_{additional}\end{equation}

Symbols

\(Q_{total}\)	Total heat required \([\unit{ \btu\per\hour}]\)
\(Q_{gas}\)	Sensible heat for gas \([\unit{ \btu\per\hour}]\)
\(Q_{vapor}\)	Sensible heat for vapor \([\unit{ \btu\per\hour}]\)
\(Q_{reaction}\)	Heat of reaction \([\unit{ \btu\per\hour}]\)
\(Q_{additional}\)	Additional heat required \([\unit{ \btu\per\hour}]\)