pEqnTurbo.H

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rho = thermo.rho();
// bound rho
DAUtility::boundVar(allOptions, rho, printToScreen);
 
if (!simple.transonic())
{
    rho.relax();
}
 
volScalarField p0(p);
 
volScalarField AU(UEqn.A());
volScalarField AtU(AU - UEqn.H1());
volVectorField HbyA("HbyA", U);
HbyA = UEqn.H() / AU;
 
volScalarField rAU(1.0 / UEqn.A());
tUEqn.clear();
 
bool closedVolume = false;
 
if (simple.transonic())
{
 
    surfaceScalarField phid(
        "phid",
        fvc::interpolate(psi) * (fvc::interpolate(HbyA) & mesh.Sf()));
 
    MRF.makeRelative(fvc::interpolate(psi), phid);
 
    while (simple.correctNonOrthogonal())
    {
        fvScalarMatrix pEqn(
            fvm::div(phid, p)
            - fvm::laplacian(rho * rAU, p));
 
        // Relax the pressure equation to ensure diagonal-dominance
        pEqn.relax();
 
        pEqn.setReference(
            pressureControl.refCell(),
            pressureControl.refValue());
 
        // get the solver performance info such as initial
        // and final residuals
        SolverPerformance<scalar> solverP = pEqn.solve();
 
        this->primalResidualControl<scalar>(solverP, printToScreen, printInterval, "p");
 
        if (simple.finalNonOrthogonalIter())
        {
            phi == pEqn.flux();
        }
    }
}
else
{
    surfaceScalarField phiHbyA(
        "phiHbyA",
        fvc::interpolate(rho * HbyA) & mesh.Sf());
 
    MRF.makeRelative(fvc::interpolate(rho), phiHbyA);
 
    closedVolume = adjustPhi(phiHbyA, U, p);
    phiHbyA += fvc::interpolate(rho / AtU - rho / AU) * fvc::snGrad(p) * mesh.magSf();
 
    while (simple.correctNonOrthogonal())
    {
        fvScalarMatrix pEqn(
            fvc::div(phiHbyA)
            - fvm::laplacian(rho / AtU, p));
 
        pEqn.setReference(
            pressureControl.refCell(),
            pressureControl.refValue());
 
        // get the solver performance info such as initial
        // and final residuals
        SolverPerformance<scalar> solverP = pEqn.solve();
 
        this->primalResidualControl<scalar>(solverP, printToScreen, printInterval, "p");
 
        if (simple.finalNonOrthogonalIter())
        {
            phi = phiHbyA + pEqn.flux();
        }
    }
}
 
if (printToScreen)
{
#include "continuityErrsPython.H"
}
 
// Explicitly relax pressure for momentum corrector
p.relax();
 
// bound p
DAUtility::boundVar(allOptions, p, printToScreen);
 
U = HbyA - (fvc::grad(p0) * (1.0 / AU - 1.0 / AtU) + fvc::grad(p) / AtU);
 
// bound U
DAUtility::boundVar(allOptions, U, printToScreen);
U.correctBoundaryConditions();
 
// For closed-volume cases adjust the pressure and density levels
// to obey overall mass continuity
if (closedVolume)
{
    p += (initialMass_ - fvc::domainIntegrate(psi * p))
        / fvc::domainIntegrate(psi);
}
 
rho = thermo.rho();
DAUtility::boundVar(allOptions, rho, printToScreen);
 
if (!simple.transonic())
{
    rho.relax();
}