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use arithmetic averaged compaction transmissibility multipliers

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Tor Harald Sandve 2024-01-04 13:17:29 +01:00
parent 7b7bb2ae44
commit 15c91d88c6
1 changed files with 3 additions and 2 deletions
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5
opm/models/blackoil/blackoillocalresidualtpfa.hh
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@ -356,7 +356,8 @@ public:
const IntensiveQuantities& up = (upIdx == interiorDofIdx) ? intQuantsIn : intQuantsEx; const IntensiveQuantities& up = (upIdx == interiorDofIdx) ? intQuantsIn : intQuantsEx;
unsigned globalUpIndex = (upIdx == interiorDofIdx) ? globalIndexIn : globalIndexEx; unsigned globalUpIndex = (upIdx == interiorDofIdx) ? globalIndexIn : globalIndexEx;
const Evaluation& transMult = up.rockCompTransMultiplier(); // Use arithmetic average (more accurate with harmonic, but that requires recomputing the transmissbility)
const Evaluation transMult = (intQuantsIn.rockCompTransMultiplier() + Toolbox::value(intQuantsEx.rockCompTransMultiplier()))/2;
Evaluation darcyFlux; Evaluation darcyFlux;
if (pressureDifference == 0) { if (pressureDifference == 0) {
darcyFlux = 0.0; // NB maybe we could drop calculations darcyFlux = 0.0; // NB maybe we could drop calculations
@ -365,7 +366,7 @@ public:
darcyFlux = pressureDifference * up.mobility(phaseIdx, facedir) * transMult * (-trans / faceArea); darcyFlux = pressureDifference * up.mobility(phaseIdx, facedir) * transMult * (-trans / faceArea);
else else
darcyFlux = pressureDifference * darcyFlux = pressureDifference *
(Toolbox::value(up.mobility(phaseIdx, facedir)) * Toolbox::value(transMult) * (-trans / faceArea)); (Toolbox::value(up.mobility(phaseIdx, facedir)) * transMult * (-trans / faceArea));
} }
unsigned activeCompIdx = Indices::canonicalToActiveComponentIndex(FluidSystem::solventComponentIndex(phaseIdx)); unsigned activeCompIdx = Indices::canonicalToActiveComponentIndex(FluidSystem::solventComponentIndex(phaseIdx));
darcy[conti0EqIdx + activeCompIdx] = darcyFlux.value() * faceArea; // NB! For the FLORES fluxes without derivatives darcy[conti0EqIdx + activeCompIdx] = darcyFlux.value() * faceArea; // NB! For the FLORES fluxes without derivatives