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foam-extend4.1-coherent-io/applications/solvers/combustion/reactingFoam/chemistry.H

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{
Info << "Solving chemistry" << endl;
chemistry.solve
(
runTime.value() - runTime.deltaT().value(),
runTime.deltaT().value()
);
// turbulent time scale
if (turbulentReaction)
{
volScalarField tk =
Cmix*sqrt(turbulence->muEff()/rho/turbulence->epsilon());
volScalarField tc = chemistry.tc();
// Chalmers PaSR model
kappa = (runTime.deltaT() + tc)/(runTime.deltaT() + tc + tk);
}
else
{
kappa = 1.0;
}
}