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Fault Reactivation: Fix PorBar extrapolation.

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Kristian Bendiksen 2023-12-20 13:56:51 +01:00 committed by jonjenssen
parent d6ae8188e0
commit f1135919e7
1 changed files with 20 additions and 3 deletions
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21
ApplicationLibCode/ProjectDataModel/Faults/RimFaultReactivationDataAccessorStress.cpp
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@ -372,21 +372,38 @@ void RimFaultReactivationDataAccessorStress::fillInMissingValues( const std::vec
{ {
CAF_ASSERT( intersections.size() == values.size() ); CAF_ASSERT( intersections.size() == values.size() );
auto calculatePorePressure = []( double depth, double gradient )
{ return RiaEclipseUnitTools::pascalToBar( gradient * 9.81 * depth * 1000.0 ); };
auto computeGradient = []( double depth1, double value1, double depth2, double value2 )
{ return ( value2 - value1 ) / ( depth2 - depth1 ); };
auto [lastOverburdenIndex, firstUnderburdenIndex] = findOverburdenAndUnderburdenIndex( values ); auto [lastOverburdenIndex, firstUnderburdenIndex] = findOverburdenAndUnderburdenIndex( values );
// Fill in overburden values using gradient // Fill in overburden values using gradient
double topPorePressure = calculatePorePressure( std::abs( intersections[0].z() ), 1.0 );
double overburdenGradient =
computeGradient( intersections[0].z(), topPorePressure, intersections[lastOverburdenIndex].z(), values[lastOverburdenIndex] );
for ( int i = 0; i < lastOverburdenIndex; i++ ) for ( int i = 0; i < lastOverburdenIndex; i++ )
{ {
values[i] = computePorBarWithGradient( intersections, values, i, lastOverburdenIndex, gradient ); values[i] = computePorBarWithGradient( intersections, values, i, lastOverburdenIndex, -overburdenGradient );
} }
// Fill in underburden values using gradient // Fill in underburden values using gradient
int lastElementIndex = static_cast<int>( values.size() ) - 1; int lastElementIndex = static_cast<int>( values.size() ) - 1;
double bottomPorePressure = calculatePorePressure( std::abs( intersections[lastElementIndex].z() ), 1.0 );
double underburdenGradient = computeGradient( intersections[firstUnderburdenIndex].z(),
values[firstUnderburdenIndex],
intersections[lastElementIndex].z(),
bottomPorePressure );
for ( int i = lastElementIndex; i >= firstUnderburdenIndex; i-- ) for ( int i = lastElementIndex; i >= firstUnderburdenIndex; i-- )
{ {
values[i] = computePorBarWithGradient( intersections, values, i, firstUnderburdenIndex, gradient ); values[i] = computePorBarWithGradient( intersections, values, i, firstUnderburdenIndex, -underburdenGradient );
} }
// Interpolate the missing values (should only be intra-reservoir by now)
std::vector<double> intersectionsZ; std::vector<double> intersectionsZ;
for ( auto i : intersections ) for ( auto i : intersections )
{ {