def main_standalone( argc, argv ): args = ref.setRootCase( argc, argv ) runTime = man.createTime( args ) mesh = man.createMesh( runTime ) thermo, p, e, T, psi, mu, U, pbf, rhoBoundaryTypes, rho, rhoU, rhoE, pos, \ neg, inviscid, phi, turbulence = _createFields( runTime, mesh ) thermophysicalProperties, Pr = readThermophysicalProperties( runTime, mesh ) fluxScheme = readFluxScheme( mesh ) v_zero = ref.dimensionedScalar( ref.word( "v_zero" ), ref.dimVolume / ref.dimTime, 0.0) ref.ext_Info() << "\nStarting time loop\n" << ref.nl while runTime.run() : # --- upwind interpolation of primitive fields on faces rho_pos = ref.fvc.interpolate( rho, pos, ref.word( "reconstruct(rho)" ) ) rho_neg = ref.fvc.interpolate( rho, neg, ref.word( "reconstruct(rho)" ) ) rhoU_pos = ref.fvc.interpolate( rhoU, pos, ref.word( "reconstruct(U)" ) ) rhoU_neg = ref.fvc.interpolate( rhoU, neg, ref.word( "reconstruct(U)" ) ) rPsi = 1.0 / psi rPsi_pos = ref.fvc.interpolate( rPsi, pos, ref.word( "reconstruct(T)" ) ) rPsi_neg = ref.fvc.interpolate( rPsi, neg, ref.word( "reconstruct(T)" ) ) e_pos = ref.fvc.interpolate( e, pos, ref.word( "reconstruct(T)" ) ) e_neg = ref.fvc.interpolate( e, neg, ref.word( "reconstruct(T)" ) ) U_pos = rhoU_pos / rho_pos U_neg = rhoU_neg / rho_neg p_pos = rho_pos * rPsi_pos p_neg = rho_neg * rPsi_neg phiv_pos = U_pos & mesh.Sf() phiv_neg = U_neg & mesh.Sf() c = ( thermo.Cp() / thermo.Cv() * rPsi ).sqrt() cSf_pos = ref.fvc.interpolate( c, pos, ref.word( "reconstruct(T)" ) ) * mesh.magSf() cSf_neg = ref.fvc.interpolate( c, neg, ref.word( "reconstruct(T)" ) ) * mesh.magSf() ap = ( phiv_pos + cSf_pos ).ext_max( phiv_neg + cSf_neg ).ext_max( v_zero ) am = ( phiv_pos - cSf_pos ).ext_min( phiv_neg - cSf_neg ).ext_min( v_zero ) a_pos = ap / ( ap - am ) amaxSf = ref.surfaceScalarField( ref.word( "amaxSf" ), am.mag().ext_max( ap.mag() ) ) aSf = am * a_pos if str( fluxScheme ) == "Tadmor": aSf << -0.5 * amaxSf a_pos << 0.5 pass a_neg = 1.0 - a_pos phiv_pos *= a_pos phiv_neg *= a_neg aphiv_pos = phiv_pos - aSf aphiv_neg = phiv_neg + aSf # Reuse amaxSf for the maximum positive and negative fluxes # estimated by the central scheme amaxSf << aphiv_pos.mag().ext_max( aphiv_neg.mag() ) CoNum, meanCoNum = compressibleCourantNo( mesh, amaxSf, runTime ) adjustTimeStep, maxCo, maxDeltaT = ref.readTimeControls( runTime ) runTime = ref.setDeltaT( runTime, adjustTimeStep, maxCo, maxDeltaT, CoNum ) runTime.increment() ref.ext_Info() << "Time = " << runTime.timeName() << ref.nl << ref.nl phi << aphiv_pos * rho_pos + aphiv_neg * rho_neg phiUp = ( aphiv_pos * rhoU_pos + aphiv_neg * rhoU_neg) + ( a_pos * p_pos + a_neg * p_neg ) * mesh.Sf() phiEp = aphiv_pos * ( rho_pos * ( e_pos + 0.5*U_pos.magSqr() ) + p_pos ) + aphiv_neg * ( rho_neg * ( e_neg + 0.5 * U_neg.magSqr() ) + p_neg )\ + aSf * p_pos - aSf * p_neg muEff = turbulence.muEff() tauMC = ref.volTensorField( ref.word( "tauMC" ) , muEff * ref.fvc.grad(U).T().dev2() ) # --- Solve density ref.solve( ref.fvm.ddt( rho ) + ref.fvc.div( phi ) ) # --- Solve momentum ref.solve( ref.fvm.ddt( rhoU ) + ref.fvc.div( phiUp ) ) U.dimensionedInternalField() << rhoU.dimensionedInternalField() / rho.dimensionedInternalField() U.correctBoundaryConditions() rhoU.ext_boundaryField() << rho.ext_boundaryField() * U.ext_boundaryField() rhoBydt = rho / runTime.deltaT() if not inviscid: solve( fvm.ddt( rho, U ) - fvc.ddt( rho, U ) - fvm.laplacian( muEff, U ) - fvc.div( tauMC ) ) rhoU << rho * U pass # --- Solve energy sigmaDotU = ( ref.fvc.interpolate( muEff ) * mesh.magSf() * ref.fvc.snGrad( U ) + ( mesh.Sf() & ref.fvc.interpolate( tauMC ) ) ) & ( a_pos * U_pos + a_neg * U_neg ) ref.solve( ref.fvm.ddt( rhoE ) + ref.fvc.div( phiEp ) - ref.fvc.div( sigmaDotU ) ) e << rhoE() / rho() - 0.5 * U.magSqr() # mixed calculations e.correctBoundaryConditions() thermo.correct() rhoE.ext_boundaryField() << rho.ext_boundaryField() * ( e.ext_boundaryField() + 0.5 * U.ext_boundaryField().magSqr() ) if not inviscid : k = man.volScalarField( ref.word( "k" ) , thermo.Cp() * muEff / Pr ) # The initial C++ expression does not work properly, because of # 1. the order of expression arguments computation differs with C++ #solve( fvm.ddt( rho, e ) - fvc.ddt( rho, e ) - fvm.laplacian( thermo.alpha(), e ) \ # + fvc.laplacian( thermo.alpha(), e ) - fvc.laplacian( k, T ) ) solve( -fvc.laplacian( k, T ) + ( fvc.laplacian( turbulence.alpha(), e ) \ + (- fvm.laplacian( turbulence.alphaEff(), e ) + (- fvc.ddt( rho, e ) + fvm.ddt( rho, e ) ) ) ) ) thermo.correct() rhoE << rho * ( e + 0.5 * U.magSqr() ) pass p.dimensionedInternalField() << rho.dimensionedInternalField() / psi.dimensionedInternalField() p.correctBoundaryConditions() rho.ext_boundaryField() << psi.ext_boundaryField() * p.ext_boundaryField() turbulence.correct() runTime.write() ref.ext_Info() << "ExecutionTime = " << runTime.elapsedCpuTime() << " s" << \ " ClockTime = " << runTime.elapsedClockTime() << " s" << ref.nl << ref.nl pass ref.ext_Info() << "End\n" import os return os.EX_OK
def main_standalone( argc, argv ): from Foam.OpenFOAM.include import setRootCase args = setRootCase( argc, argv ) from Foam.OpenFOAM.include import createTime runTime = createTime( args ) from Foam.OpenFOAM.include import createMesh mesh = createMesh( runTime ) thermo, p, e, T, psi, mu, U, pbf, rhoBoundaryTypes, rho, rhoU, rhoE, pos, neg, inviscid = _createFields( runTime, mesh ) thermophysicalProperties, Pr = readThermophysicalProperties( runTime, mesh ) from Foam.finiteVolume.cfdTools.general.include import readTimeControls adjustTimeStep, maxCo, maxDeltaT = readTimeControls( runTime ) fluxScheme = readFluxScheme( mesh ) from Foam.OpenFOAM import dimensionedScalar, dimVolume, dimTime, word v_zero = dimensionedScalar( word( "v_zero" ) ,dimVolume/dimTime, 0.0) from Foam.OpenFOAM import ext_Info, nl ext_Info() << "\nStarting time loop\n" << nl while runTime.run() : # --- upwind interpolation of primitive fields on faces from Foam import fvc rho_pos = fvc.interpolate( rho, pos, word( "reconstruct(rho)" ) ) rho_neg = fvc.interpolate( rho, neg, word( "reconstruct(rho)" ) ) rhoU_pos = fvc.interpolate( rhoU, pos, word( "reconstruct(U)" ) ) rhoU_neg = fvc.interpolate( rhoU, neg, word( "reconstruct(U)" ) ) rPsi = 1.0 / psi rPsi_pos = fvc.interpolate( rPsi, pos, word( "reconstruct(T)" ) ) rPsi_neg = fvc.interpolate( rPsi, neg, word( "reconstruct(T)" ) ) e_pos = fvc.interpolate( e, pos, word( "reconstruct(T)" ) ) e_neg = fvc.interpolate( e, neg, word( "reconstruct(T)" ) ) U_pos = rhoU_pos / rho_pos U_neg = rhoU_neg / rho_neg p_pos = rho_pos * rPsi_pos p_neg = rho_neg * rPsi_neg phiv_pos = U_pos & mesh.Sf() phiv_neg = U_neg & mesh.Sf() c = ( thermo.Cp() / thermo.Cv() * rPsi ).sqrt() cSf_pos = fvc.interpolate( c, pos, word( "reconstruct(T)" ) ) * mesh.magSf() cSf_neg = fvc.interpolate( c, neg, word( "reconstruct(T)" ) ) * mesh.magSf() ap = ( phiv_pos + cSf_pos ).ext_max( phiv_neg + cSf_neg ).ext_max( v_zero ) am = ( phiv_pos - cSf_pos ).ext_min( phiv_neg - cSf_neg ).ext_min( v_zero ) a_pos = ap / ( ap - am ) from Foam.finiteVolume import surfaceScalarField amaxSf = surfaceScalarField( word( "amaxSf" ), am.mag().ext_max( ap.mag() ) ) CoNum, meanCoNum = compressibleCourantNo( mesh, amaxSf, runTime ) from Foam.finiteVolume.cfdTools.general.include import readTimeControls adjustTimeStep, maxCo, maxDeltaT = readTimeControls( runTime ) from Foam.finiteVolume.cfdTools.general.include import setDeltaT runTime = setDeltaT( runTime, adjustTimeStep, maxCo, maxDeltaT, CoNum ) runTime.increment() ext_Info() << "Time = " << runTime.timeName() << nl << nl aSf = am * a_pos if str( fluxScheme ) == "Tadmor": aSf.ext_assign( -0.5 * amaxSf ) a_pos.ext_assign( 0.5 ) pass a_neg = 1.0 - a_pos phiv_pos *= a_pos phiv_neg *= a_neg aphiv_pos = phiv_pos - aSf aphiv_neg = phiv_neg + aSf phi = None phi = surfaceScalarField( word( "phi" ), aphiv_pos * rho_pos + aphiv_neg * rho_neg ) phiUp = ( aphiv_pos * rhoU_pos + aphiv_neg * rhoU_neg) + ( a_pos * p_pos + a_neg * p_neg ) * mesh.Sf() phiEp = aphiv_pos * ( rho_pos * ( e_pos + 0.5*U_pos.magSqr() ) + p_pos ) + aphiv_neg * ( rho_neg * ( e_neg + 0.5 * U_neg.magSqr() ) + p_neg )\ + aSf * p_pos - aSf * p_neg from Foam.finiteVolume import volTensorField from Foam import fvc tauMC = volTensorField( word( "tauMC" ) , mu * fvc.grad(U).T().dev2() ) # --- Solve density from Foam.finiteVolume import solve from Foam import fvm solve( fvm.ddt( rho ) + fvc.div( phi ) ) # --- Solve momentum solve( fvm.ddt( rhoU ) + fvc.div( phiUp ) ) U.dimensionedInternalField().ext_assign( rhoU.dimensionedInternalField() / rho.dimensionedInternalField() ) U.correctBoundaryConditions() rhoU.ext_boundaryField().ext_assign( rho.ext_boundaryField() * U.ext_boundaryField() ) rhoBydt = rho / runTime.deltaT() if not inviscid: solve( fvm.ddt( rho, U ) - fvc.ddt( rho, U ) - fvm.laplacian( mu, U ) - fvc.div( tauMC ) ) rhoU.ext_assign( rho * U ) pass # --- Solve energy sigmaDotU = ( fvc.interpolate( mu ) * mesh.magSf() * fvc.snGrad( U ) + ( mesh.Sf() & fvc.interpolate( tauMC ) ) ) & ( a_pos * U_pos + a_neg * U_neg ) solve( fvm.ddt( rhoE ) + fvc.div( phiEp ) - fvc.div( sigmaDotU ) ) e.ext_assign( rhoE / rho - 0.5 * U.magSqr() ) e.correctBoundaryConditions() thermo.correct() from Foam.finiteVolume import volScalarField rhoE.ext_boundaryField().ext_assign( rho.ext_boundaryField() * ( e.ext_boundaryField() + 0.5 * U.ext_boundaryField().magSqr() ) ) if not inviscid: k = volScalarField( word( "k" ) , thermo.Cp() * mu / Pr ) # The initial C++ expression does not work properly, because of # 1. the order of expression arguments computation differs with C++ #solve( fvm.ddt( rho, e ) - fvc.ddt( rho, e ) - fvm.laplacian( thermo.alpha(), e ) \ # + fvc.laplacian( thermo.alpha(), e ) - fvc.laplacian( k, T ) ) solve( -fvc.laplacian( k, T ) + ( fvc.laplacian( thermo.alpha(), e ) \ + (- fvm.laplacian( thermo.alpha(), e ) + (- fvc.ddt( rho, e ) + fvm.ddt( rho, e ) ) ) ) ) thermo.correct() rhoE.ext_assign( rho * ( e + 0.5 * U.magSqr() ) ) pass p.dimensionedInternalField().ext_assign( rho.dimensionedInternalField() / psi.dimensionedInternalField() ) p.correctBoundaryConditions() rho.ext_boundaryField().ext_assign( psi.ext_boundaryField() * p.ext_boundaryField() ) runTime.write() ext_Info() << "ExecutionTime = " << runTime.elapsedCpuTime() << " s" << \ " ClockTime = " << runTime.elapsedClockTime() << " s" << nl << nl pass ext_Info() << "End\n" import os return os.EX_OK
def main_standalone(argc, argv): from Foam.OpenFOAM.include import setRootCase args = setRootCase(argc, argv) from Foam.OpenFOAM.include import createTime runTime = createTime(args) from Foam.OpenFOAM.include import createMesh mesh = createMesh(runTime) thermo, p, e, T, psi, mu, U, pbf, rhoBoundaryTypes, rho, rhoU, rhoE, pos, neg, inviscid = _createFields( runTime, mesh) thermophysicalProperties, Pr = readThermophysicalProperties(runTime, mesh) from Foam.finiteVolume.cfdTools.general.include import readTimeControls adjustTimeStep, maxCo, maxDeltaT = readTimeControls(runTime) fluxScheme = readFluxScheme(mesh) from Foam.OpenFOAM import dimensionedScalar, dimVolume, dimTime, word v_zero = dimensionedScalar(word("v_zero"), dimVolume / dimTime, 0.0) from Foam.OpenFOAM import ext_Info, nl ext_Info() << "\nStarting time loop\n" << nl while runTime.run(): # --- upwind interpolation of primitive fields on faces from Foam import fvc rho_pos = fvc.interpolate(rho, pos, word("reconstruct(rho)")) rho_neg = fvc.interpolate(rho, neg, word("reconstruct(rho)")) rhoU_pos = fvc.interpolate(rhoU, pos, word("reconstruct(U)")) rhoU_neg = fvc.interpolate(rhoU, neg, word("reconstruct(U)")) rPsi = 1.0 / psi rPsi_pos = fvc.interpolate(rPsi, pos, word("reconstruct(T)")) rPsi_neg = fvc.interpolate(rPsi, neg, word("reconstruct(T)")) e_pos = fvc.interpolate(e, pos, word("reconstruct(T)")) e_neg = fvc.interpolate(e, neg, word("reconstruct(T)")) U_pos = rhoU_pos / rho_pos U_neg = rhoU_neg / rho_neg p_pos = rho_pos * rPsi_pos p_neg = rho_neg * rPsi_neg phiv_pos = U_pos & mesh.Sf() phiv_neg = U_neg & mesh.Sf() c = (thermo.Cp() / thermo.Cv() * rPsi).sqrt() cSf_pos = fvc.interpolate(c, pos, word("reconstruct(T)")) * mesh.magSf() cSf_neg = fvc.interpolate(c, neg, word("reconstruct(T)")) * mesh.magSf() ap = (phiv_pos + cSf_pos).ext_max(phiv_neg + cSf_neg).ext_max(v_zero) am = (phiv_pos - cSf_pos).ext_min(phiv_neg - cSf_neg).ext_min(v_zero) a_pos = ap / (ap - am) from Foam.finiteVolume import surfaceScalarField amaxSf = surfaceScalarField(word("amaxSf"), am.mag().ext_max(ap.mag())) aSf = am * a_pos if str(fluxScheme) == "Tadmor": aSf.ext_assign(-0.5 * amaxSf) a_pos.ext_assign(0.5) pass a_neg = 1.0 - a_pos phiv_pos *= a_pos phiv_neg *= a_neg aphiv_pos = phiv_pos - aSf aphiv_neg = phiv_neg + aSf # Reuse amaxSf for the maximum positive and negative fluxes # estimated by the central scheme amaxSf.ext_assign(aphiv_pos.mag().ext_max(aphiv_neg.mag())) CoNum, meanCoNum = compressibleCourantNo(mesh, amaxSf, runTime) from Foam.finiteVolume.cfdTools.general.include import readTimeControls adjustTimeStep, maxCo, maxDeltaT = readTimeControls(runTime) from Foam.finiteVolume.cfdTools.general.include import setDeltaT runTime = setDeltaT(runTime, adjustTimeStep, maxCo, maxDeltaT, CoNum) runTime.increment() ext_Info() << "Time = " << runTime.timeName() << nl << nl phi = None phi = surfaceScalarField(word("phi"), aphiv_pos * rho_pos + aphiv_neg * rho_neg) phiUp = (aphiv_pos * rhoU_pos + aphiv_neg * rhoU_neg) + (a_pos * p_pos + a_neg * p_neg) * mesh.Sf() phiEp = aphiv_pos * ( rho_pos * ( e_pos + 0.5*U_pos.magSqr() ) + p_pos ) + aphiv_neg * ( rho_neg * ( e_neg + 0.5 * U_neg.magSqr() ) + p_neg )\ + aSf * p_pos - aSf * p_neg from Foam.finiteVolume import volTensorField from Foam import fvc tauMC = volTensorField(word("tauMC"), mu * fvc.grad(U).T().dev2()) # --- Solve density from Foam.finiteVolume import solve from Foam import fvm solve(fvm.ddt(rho) + fvc.div(phi)) # --- Solve momentum solve(fvm.ddt(rhoU) + fvc.div(phiUp)) U.dimensionedInternalField().ext_assign( rhoU.dimensionedInternalField() / rho.dimensionedInternalField()) U.correctBoundaryConditions() rhoU.ext_boundaryField().ext_assign(rho.ext_boundaryField() * U.ext_boundaryField()) rhoBydt = rho / runTime.deltaT() if not inviscid: solve( fvm.ddt(rho, U) - fvc.ddt(rho, U) - fvm.laplacian(mu, U) - fvc.div(tauMC)) rhoU.ext_assign(rho * U) pass # --- Solve energy sigmaDotU = (fvc.interpolate(mu) * mesh.magSf() * fvc.snGrad(U) + (mesh.Sf() & fvc.interpolate(tauMC))) & (a_pos * U_pos + a_neg * U_neg) solve(fvm.ddt(rhoE) + fvc.div(phiEp) - fvc.div(sigmaDotU)) e.ext_assign(rhoE / rho - 0.5 * U.magSqr()) e.correctBoundaryConditions() thermo.correct() from Foam.finiteVolume import volScalarField rhoE.ext_boundaryField().ext_assign( rho.ext_boundaryField() * (e.ext_boundaryField() + 0.5 * U.ext_boundaryField().magSqr())) if not inviscid: k = volScalarField(word("k"), thermo.Cp() * mu / Pr) # The initial C++ expression does not work properly, because of # 1. the order of expression arguments computation differs with C++ #solve( fvm.ddt( rho, e ) - fvc.ddt( rho, e ) - fvm.laplacian( thermo.alpha(), e ) \ # + fvc.laplacian( thermo.alpha(), e ) - fvc.laplacian( k, T ) ) solve( -fvc.laplacian( k, T ) + ( fvc.laplacian( thermo.alpha(), e ) \ + (- fvm.laplacian( thermo.alpha(), e ) + (- fvc.ddt( rho, e ) + fvm.ddt( rho, e ) ) ) ) ) thermo.correct() rhoE.ext_assign(rho * (e + 0.5 * U.magSqr())) pass p.dimensionedInternalField().ext_assign( rho.dimensionedInternalField() / psi.dimensionedInternalField()) p.correctBoundaryConditions() rho.ext_boundaryField().ext_assign(psi.ext_boundaryField() * p.ext_boundaryField()) runTime.write() ext_Info() << "ExecutionTime = " << runTime.elapsedCpuTime() << " s" << \ " ClockTime = " << runTime.elapsedClockTime() << " s" << nl << nl pass ext_Info() << "End\n" import os return os.EX_OK