Files
opm-core/tests/test_blackoilfluid.cpp
2013-09-05 13:04:37 +02:00

229 lines
6.9 KiB
C++

#include <config.h>
#include <opm/core/io/eclipse/EclipseGridParser.hpp>
#include <opm/core/grid/GridManager.hpp>
#include <opm/core/props/pvt/SinglePvtConstCompr.hpp>
#include <opm/core/props/pvt/SinglePvtDead.hpp>
#include <opm/core/props/pvt/SinglePvtDeadSpline.hpp>
#include <opm/core/props/pvt/SinglePvtLiveOil.hpp>
#include <opm/core/props/pvt/SinglePvtLiveGas.hpp>
#include <opm/core/props/phaseUsageFromDeck.hpp>
#include <opm/core/props/BlackoilPhases.hpp>
#include <opm/core/utility/Units.hpp>
#include <opm/core/utility/ErrorMacros.hpp>
#if HAVE_DYNAMIC_BOOST_TEST
#define BOOST_TEST_DYN_LINK
#endif
#define NVERBOSE // to suppress our messages when throwing
#define BOOST_TEST_MODULE BlackoilFluidTest
#define BOOST_TEST_MAIN
#include <boost/test/unit_test.hpp>
#include <memory>
#include <iostream>
#include <iterator>
#include <vector>
#include <string>
using namespace Opm;
using namespace std;
BOOST_AUTO_TEST_CASE(test_blackoilfluid)
{
// read eclipse deck
const string filename = "testFluid.DATA";
cout << "Reading deck: " << filename << endl;
const EclipseGridParser deck (filename);
// setup pvt interface
std::vector<std::shared_ptr<SinglePvtInterface> > props_;
PhaseUsage phase_usage_ = phaseUsageFromDeck(deck);
enum PhaseIndex { Aqua = 0, Liquid = 1, Vapour = 2 };
int samples = 0;
// Set the properties.
props_.resize(phase_usage_.num_phases);
// Water PVT
if (phase_usage_.phase_used[Aqua]) {
if (deck.hasField("PVTW")) {
props_[phase_usage_.phase_pos[Aqua]].reset(new SinglePvtConstCompr(deck.getPVTW().pvtw_));
} else {
// Eclipse 100 default.
props_[phase_usage_.phase_pos[Aqua]].reset(new SinglePvtConstCompr(0.5*Opm::prefix::centi*Opm::unit::Poise));
}
}
// Oil PVT
if (phase_usage_.phase_used[Liquid]) {
if (deck.hasField("PVDO")) {
if (samples > 0) {
props_[phase_usage_.phase_pos[Liquid]].reset(new SinglePvtDeadSpline(deck.getPVDO().pvdo_, samples));
} else {
props_[phase_usage_.phase_pos[Liquid]].reset(new SinglePvtDead(deck.getPVDO().pvdo_));
}
} else if (deck.hasField("PVTO")) {
props_[phase_usage_.phase_pos[Liquid]].reset(new SinglePvtLiveOil(deck.getPVTO().pvto_));
} else if (deck.hasField("PVCDO")) {
props_[phase_usage_.phase_pos[Liquid]].reset(new SinglePvtConstCompr(deck.getPVCDO().pvcdo_));
} else {
OPM_THROW(std::runtime_error, "Input is missing PVDO or PVTO\n");
}
}
// Gas PVT
if (phase_usage_.phase_used[Vapour]) {
if (deck.hasField("PVDG")) {
if (samples > 0) {
props_[phase_usage_.phase_pos[Vapour]].reset(new SinglePvtDeadSpline(deck.getPVDG().pvdg_, samples));
} else {
props_[phase_usage_.phase_pos[Vapour]].reset(new SinglePvtDead(deck.getPVDG().pvdg_));
}
} else if (deck.hasField("PVTG")) {
props_[phase_usage_.phase_pos[Vapour]].reset(new SinglePvtLiveGas(deck.getPVTG().pvtg_));
} else {
OPM_THROW(std::runtime_error, "Input is missing PVDG or PVTG\n");
}
}
// setup a test case. We will check 6 [p,r] pairs and compare them to both the [p,z] interface and a finite difference
// approximation of the derivatives.
const int n = 6;
const int np = phase_usage_.num_phases;
// the tolerance for acceptable difference in values
const double reltol = 1e-9;
std::vector<double> p(n);
std::vector<double> r(n);
std::vector<double> z(n * np);
std::vector<double> mu(n);
std::vector<double> dmudp(n);
std::vector<double> dmudr(n);
std::vector<double> mu_new(n);
double dmudp_diff;
double dmudr_diff;
double dmudp_diff_u;
double dmudr_diff_u;
// Used for forward difference calculations
const double h_p = 100000;
const double h_r = 1;
// saturated
p[0] = 10000000;
p[1] = p[0] + h_p;
p[2] = p[0];
r[0] = 200;
r[1] = 200;
r[2] = 200 + h_r;
// undersaturated
p[3] = p[0];
p[4] = p[1];
p[5] = p[2];
r[3] = 50;
r[4] = 50;
r[5] = 50 +h_r;
// Corresponing z factors, used to compare with the [p,z] interface
for (int i = 0; i < n; ++i) {
z[0+i*np] = 0; z[1+i*np] = 1;
z[2+i*np] = r[i];
}
// test mu
for (int phase = 1; phase < 2; ++phase) {
props_[phase]->mu(n, &p[0], &r[0], &mu_new[0], &dmudp[0], &dmudr[0]);
props_[phase]->mu(n, &p[0], &z[0], &mu[0]);
dmudp_diff = (mu_new[1]-mu_new[0])/h_p;
dmudr_diff = (mu_new[2]-mu_new[0])/h_r;
dmudp_diff_u = (mu_new[4]-mu_new[3])/h_p;
dmudr_diff_u = (mu_new[5]-mu_new[3])/h_r;
for (int i = 0; i < n; ++i){
BOOST_CHECK_CLOSE(mu_new[i],mu[i],reltol);
}
// saturated case
BOOST_CHECK_CLOSE(dmudp_diff,dmudp[0],reltol);
BOOST_CHECK_CLOSE(dmudr_diff,dmudr[0],reltol);
// unsaturated case
BOOST_CHECK_CLOSE(dmudp_diff_u,dmudp[3] , reltol);
BOOST_CHECK_CLOSE(dmudr_diff_u,dmudr[3] , reltol);
}
// test b
std::vector<double> b(n);
std::vector<double> B(n);
std::vector<double> invB(n);
std::vector<double> dinvBdp(n);
std::vector<double> dBdp(n);
std::vector<double> dbdr(n);
std::vector<double> dbdp(n);
double dbdp_diff;
double dbdr_diff;
double dbdp_diff_u;
double dbdr_diff_u;
for (int phase = 1; phase < 2; ++phase) {
props_[phase]->b(n, &p[0], &r[0], &b[0], &dbdp[0], &dbdr[0]);
//props_[phase]->B(n, p, z, B);
props_[phase]->dBdp(n, &p[0], &z[0], &B[0], &dBdp[0]);
dbdp_diff = (b[1]-b[0])/h_p;
dbdr_diff = (b[2]-b[0])/h_r;
dbdp_diff_u = (b[4]-b[3])/h_p;
dbdr_diff_u = (b[5]-b[3])/h_r;
for (int i = 0; i < n; ++i){
invB[i] = 1/B[i];
dinvBdp[i] = -1/pow(B[i],2) * dBdp[i];
}
for (int i = 0; i < n; ++i){
BOOST_CHECK_CLOSE(invB[i],b[i] , reltol);
BOOST_CHECK_CLOSE(dinvBdp[i],dbdp[i] , reltol);
}
// saturated case
BOOST_CHECK_CLOSE(dbdp_diff,dbdp[0], reltol);
BOOST_CHECK_CLOSE(dbdr_diff,dbdr[0], reltol);
// unsaturated case
BOOST_CHECK_CLOSE(dbdp_diff_u,dbdp[3], reltol);
BOOST_CHECK_CLOSE(dbdr_diff_u,dbdr[3], reltol);
}
// test bublepoint pressure
std::vector<double> rbub(n);
std::vector<double> drbubdp(n);
double drbubdp_diff;
double drbubdp_diff_u;
for (int phase = 1; phase < 2; ++phase) {
props_[phase] ->rbub(n, &p[0], &rbub[0], &drbubdp[0]);
drbubdp_diff = (rbub[1]-rbub[0])/h_p;
drbubdp_diff_u = (rbub[4]-rbub[3])/h_p;
// saturated case
BOOST_CHECK_CLOSE(drbubdp_diff,drbubdp[0], reltol);
// unsaturad case
BOOST_CHECK_CLOSE(drbubdp_diff_u,drbubdp[3], reltol);
}
}