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MiscibilityLiveOil: Additional undersaturated table entries and a few fixes.

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This commit is contained in:
Ove Saevareid 2011-01-25 11:52:50 +01:00
parent 419faa324f
commit 5c358c2de4
1 changed files with 94 additions and 10 deletions
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104
dune/porsol/blackoil/fluid/MiscibilityLiveOil.cpp
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@ -81,6 +81,92 @@ namespace Opm
undersat_oil_tables_[i][2][j] = convert::from(pvto[region_number][i][++k], units.viscosity); // mu_o
}
}
// Fill in additional entries in undersaturated tables by interpolating/extrapolating 1/Bo and mu_o ...
int iPrev = -1;
int iNext = 1;
while (undersat_oil_tables_[iNext][0].size() < 2) {
++iNext;
}
assert(iNext < sz);
for (int i=0; i<sz; ++i) {
if (undersat_oil_tables_[i][0].size() > 1) {
iPrev = i;
continue;
}
bool flagPrev = (iPrev >= 0);
bool flagNext = true;
if (iNext < i) {
iPrev = iNext;
flagPrev = true;
iNext = i+1;
while (undersat_oil_tables_[iNext][0].size() < 2) {
++iNext;
}
}
double slopePrevBinv = 0.0;
double slopePrevVisc = 0.0;
double slopeNextBinv = 0.0;
double slopeNextVisc = 0.0;
while (flagPrev || flagNext) {
double pressure0 = undersat_oil_tables_[i][0].back();
double pressure = 1.0e47;
if (flagPrev) {
std::vector<double>::iterator itPrev = upper_bound(undersat_oil_tables_[iPrev][0].begin(),
undersat_oil_tables_[iPrev][0].end(),pressure0+1.);
if (itPrev == undersat_oil_tables_[iPrev][0].end()) {
--itPrev; // Extrapolation ...
} else if (itPrev == undersat_oil_tables_[iPrev][0].begin()) {
++itPrev;
}
if (itPrev == undersat_oil_tables_[iPrev][0].end()-1) {
flagPrev = false; // Last data set for "prev" ...
}
double dPPrev = *itPrev - *(itPrev-1);
pressure = *itPrev;
int index = int(itPrev - undersat_oil_tables_[iPrev][0].begin());
slopePrevBinv = (undersat_oil_tables_[iPrev][1][index] - undersat_oil_tables_[iPrev][1][index-1])/dPPrev;
slopePrevVisc = (undersat_oil_tables_[iPrev][2][index] - undersat_oil_tables_[iPrev][2][index-1])/dPPrev;
}
if (flagNext) {
std::vector<double>::iterator itNext = upper_bound(undersat_oil_tables_[iNext][0].begin(),
undersat_oil_tables_[iNext][0].end(),pressure0+1.);
if (itNext == undersat_oil_tables_[iNext][0].end()) {
--itNext; // Extrapolation ...
} else if (itNext == undersat_oil_tables_[iNext][0].begin()) {
++itNext;
}
if (itNext == undersat_oil_tables_[iNext][0].end()-1) {
flagNext = false; // Last data set for "next" ...
}
double dPNext = *itNext - *(itNext-1);
if (flagPrev) {
pressure = std::min(pressure,*itNext);
} else {
pressure = *itNext;
}
int index = int(itNext - undersat_oil_tables_[iNext][0].begin());
slopeNextBinv = (undersat_oil_tables_[iNext][1][index] - undersat_oil_tables_[iNext][1][index-1])/dPNext;
slopeNextVisc = (undersat_oil_tables_[iNext][2][index] - undersat_oil_tables_[iNext][2][index-1])/dPNext;
}
double dP = pressure - pressure0;
if (iPrev >= 0) {
double w = (saturated_oil_table_[3][i] - saturated_oil_table_[3][iPrev]) /
(saturated_oil_table_[3][iNext] - saturated_oil_table_[3][iPrev]);
undersat_oil_tables_[i][0].push_back(pressure0+dP);
undersat_oil_tables_[i][1].push_back(undersat_oil_tables_[i][1].back() +
dP*(slopePrevBinv+w*(slopeNextBinv-slopePrevBinv)));
undersat_oil_tables_[i][2].push_back(undersat_oil_tables_[i][2].back() +
dP*(slopePrevVisc+w*(slopeNextVisc-slopePrevVisc)));
} else {
undersat_oil_tables_[i][0].push_back(pressure0+dP);
undersat_oil_tables_[i][1].push_back(undersat_oil_tables_[i][1].back()+dP*slopeNextBinv);
undersat_oil_tables_[i][2].push_back(undersat_oil_tables_[i][2].back()+dP*slopeNextVisc);
}
}
}
}
// Destructor
MiscibilityLiveOil::~MiscibilityLiveOil()
@ -151,7 +237,7 @@ namespace Opm
press);
} else { // Undersaturated case
int is = tableIndex(saturated_oil_table_[3], maxR);
if (undersat_oil_tables_[is][0].size() < 2) {
if (undersat_oil_tables_[is][0].size() < 2) { // Not anymore ...
double val = (saturated_oil_table_[item][is+1]
- saturated_oil_table_[item][is]) /
(saturated_oil_table_[0][is+1] -
@ -179,30 +265,28 @@ namespace Opm
saturated_oil_table_[item],
press);
} else { // Undersaturated case
std::cerr << "###\n### MiscibilityLiveOil::miscible_oil, undersaturated case, cannot be trusted ...\n###" << std::endl;
exit(-1);
int is = tableIndex(saturated_oil_table_[3], maxR);
int is = tableIndex(saturated_oil_table_[3], maxR);
// Extrapolate from first table section
if (is == 0 && press < saturated_oil_table_[0][0]) {
return linearInterpolationExtrap(undersat_oil_tables_[0][0], // pressure ... // Dimensions?
return linearInterpolationExtrap(undersat_oil_tables_[0][0],
undersat_oil_tables_[0][item],
maxR); // NOT pressure ...
press);
}
// Extrapolate from last table section
int ltp = saturated_oil_table_[0].size() - 1;
if (is+1 == ltp && press > saturated_oil_table_[0][ltp]) {
return linearInterpolationExtrap(undersat_oil_tables_[ltp][0], // pressure ... // Dimension ok -> eclipse PVTO
return linearInterpolationExtrap(undersat_oil_tables_[ltp][0],
undersat_oil_tables_[ltp][item],
maxR); // NOT pressure ...
press);
}
// Interpolate between table sections
double w = (maxR - saturated_oil_table_[3][is]) /
(saturated_oil_table_[3][is+1] -
saturated_oil_table_[3][is]);
if (undersat_oil_tables_[is][0].size() < 2) {
if (undersat_oil_tables_[is][0].size() < 2) { // Not anymore ...
double val = saturated_oil_table_[item][is] +
w*(saturated_oil_table_[item][is+1] -
saturated_oil_table_[item][is]);
@ -213,7 +297,7 @@ namespace Opm
undersat_oil_tables_[is][item],
press);
double val2 =
linearInterpolationExtrap(undersat_oil_tables_[is+1][0], // Dimensions?
linearInterpolationExtrap(undersat_oil_tables_[is+1][0],
undersat_oil_tables_[is+1][item],
press);
double val = val1 + w*(val2 - val1);