void check_controls_epoch0( struct WellControls ** ctrls) {
// The injector
{
const struct WellControls * ctrls0 = ctrls[0];
BOOST_CHECK_EQUAL( 3 , well_controls_get_num(ctrls0)); // The number of controls for the injector == 3??
BOOST_CHECK_EQUAL( SURFACE_RATE , well_controls_iget_type(ctrls0 , 0) );
BOOST_CHECK_EQUAL( RESERVOIR_RATE , well_controls_iget_type(ctrls0 , 1) );
BOOST_CHECK_EQUAL( BHP , well_controls_iget_type(ctrls0 , 2) );
// The different targets
BOOST_CHECK_EQUAL( 100.0 / 86400 , well_controls_iget_target(ctrls0,0));
BOOST_CHECK_EQUAL( 200.0 / 86400 , well_controls_iget_target(ctrls0,1));
BOOST_CHECK_EQUAL( 400 * 100000 , well_controls_iget_target(ctrls0,2));
// Which control is active
BOOST_CHECK_EQUAL( 0 , well_controls_get_current(ctrls0) );
// The phase distribution in the active target
{
const double * distr = well_controls_iget_distr( ctrls0 , 0 );
BOOST_CHECK_EQUAL( 0 , distr[0] ); // Water
BOOST_CHECK_EQUAL( 0 , distr[1] ); // Oil
BOOST_CHECK_EQUAL( 1 , distr[2] ); // Gas
}
}
// The producer
{
const struct WellControls * ctrls1 = ctrls[1];
BOOST_CHECK_EQUAL( 2 , well_controls_get_num( ctrls1 )); // The number of controls for the producer == 2??
BOOST_CHECK_EQUAL( SURFACE_RATE , well_controls_iget_type(ctrls1 , 0) );
BOOST_CHECK_EQUAL( BHP , well_controls_iget_type(ctrls1 , 1) );
// The different targets
BOOST_CHECK_EQUAL( -20000.0 / 86400 , well_controls_iget_target(ctrls1,0));
BOOST_CHECK_EQUAL( 1000 * 100000 , well_controls_iget_target(ctrls1,1));
// Which control is active
BOOST_CHECK_EQUAL( 0 , well_controls_get_current(ctrls1));
// The phase distribution in the active target
{
const double * distr = well_controls_iget_distr( ctrls1 , 0 );
BOOST_CHECK_EQUAL( 0 , distr[0] ); // Water
BOOST_CHECK_EQUAL( 1 , distr[1] ); // Oil
BOOST_CHECK_EQUAL( 0 , distr[2] ); // Gas
}
}
}
/// Create a src vector equivalent to a wells structure.
/// For this to be valid, the wells must be all rate-controlled and
/// single-perforation.
void wellsToSrc(const Wells& wells, const int num_cells, std::vector<double>& src)
{
const int np = wells.number_of_phases;
if (np != 2) {
OPM_THROW(std::runtime_error, "wellsToSrc() requires a 2 phase case.");
}
src.resize(num_cells);
for (int w = 0; w < wells.number_of_wells; ++w) {
const int cur = well_controls_get_current(wells.ctrls[w]);
if (well_controls_get_num(wells.ctrls[w]) != 1) {
OPM_MESSAGE("In wellsToSrc(): well has more than one control, all but current control will be ignored.");
}
if (well_controls_iget_type(wells.ctrls[w] , cur) != RESERVOIR_RATE) {
OPM_THROW(std::runtime_error, "In wellsToSrc(): well is something other than RESERVOIR_RATE.");
}
if (wells.well_connpos[w+1] - wells.well_connpos[w] != 1) {
OPM_THROW(std::runtime_error, "In wellsToSrc(): well has multiple perforations.");
}
{
const double * distr = well_controls_iget_distr( wells.ctrls[w] , cur);
for (int p = 0; p < np; ++p) {
if (distr[p] != 1.0) {
OPM_THROW(std::runtime_error, "In wellsToSrc(): well not controlled on total rate.");
}
}
}
double flow = well_controls_iget_target(wells.ctrls[w] , cur);
if (wells.type[w] == INJECTOR) {
flow *= wells.comp_frac[np*w + 0]; // Obtaining water rate for inflow source.
}
const int cell = wells.well_cells[wells.well_connpos[w]];
src[cell] = flow;
}
}
void SimulatorBase<Implementation>::computeWellPotentials(const Wells* wells,
const BlackoilState& x,
const WellState& xw,
std::vector<double>& well_potentials)
{
const int nw = wells->number_of_wells;
const int np = wells->number_of_phases;
well_potentials.clear();
well_potentials.resize(nw*np,0.0);
for (int w = 0; w < nw; ++w) {
for (int perf = wells->well_connpos[w]; perf < wells->well_connpos[w + 1]; ++perf) {
const double well_cell_pressure = x.pressure()[wells->well_cells[perf]];
const double drawdown_used = well_cell_pressure - xw.perfPress()[perf];
const WellControls* ctrl = wells->ctrls[w];
const int nwc = well_controls_get_num(ctrl);
//Loop over all controls until we find a BHP control
//that specifies what we need...
double bhp = 0.0;
for (int ctrl_index=0; ctrl_index < nwc; ++ctrl_index) {
if (well_controls_iget_type(ctrl, ctrl_index) == BHP) {
bhp = well_controls_iget_target(ctrl, ctrl_index);
}
// TODO: do something for thp;
}
// Calculate the pressure difference in the well perforation
const double dp = xw.perfPress()[perf] - xw.bhp()[w];
const double drawdown_maximum = well_cell_pressure - (bhp + dp);
for (int phase = 0; phase < np; ++phase) {
well_potentials[w*np + phase] += (drawdown_maximum / drawdown_used * xw.perfPhaseRates()[perf*np + phase]);
}
}
}
}
void check_controls_epoch1( struct WellControls ** ctrls) {
// The injector
{
const struct WellControls * ctrls0 = ctrls[0];
BOOST_CHECK_EQUAL( 3 , well_controls_get_num(ctrls0)); // The number of controls for the injector == 3??
BOOST_CHECK_EQUAL( SURFACE_RATE , well_controls_iget_type(ctrls0 , 0 ));
BOOST_CHECK_EQUAL( RESERVOIR_RATE , well_controls_iget_type(ctrls0 , 1 ));
BOOST_CHECK_EQUAL( BHP , well_controls_iget_type(ctrls0 , 2 ));
// The different targets
BOOST_CHECK_CLOSE( 10.0 / 86400 , well_controls_iget_target(ctrls0 , 0) , 0.001);
BOOST_CHECK_CLOSE( 20.0 / 86400 , well_controls_iget_target(ctrls0 , 1) , 0.001);
BOOST_CHECK_CLOSE( 40 * 100000 , well_controls_iget_target(ctrls0 , 2) , 0.001);
// Which control is active
BOOST_CHECK_EQUAL( 1 , well_controls_get_current(ctrls0));
{
const double * distr = well_controls_iget_distr( ctrls0 , 1 );
BOOST_CHECK_EQUAL( 1 , distr[0] ); // Water
BOOST_CHECK_EQUAL( 0 , distr[1] ); // Oil
BOOST_CHECK_EQUAL( 0 , distr[2] ); // Gas
}
}
// The producer
{
const struct WellControls * ctrls1 = ctrls[1];
BOOST_CHECK_EQUAL( 3 , well_controls_get_num(ctrls1)); // The number of controls for the producer - now 3.
BOOST_CHECK_EQUAL( SURFACE_RATE , well_controls_iget_type(ctrls1 , 0) );
BOOST_CHECK_EQUAL( RESERVOIR_RATE , well_controls_iget_type(ctrls1 , 1) );
BOOST_CHECK_EQUAL( BHP , well_controls_iget_type(ctrls1 , 2) );
// The different targets
BOOST_CHECK_CLOSE( -999.0 / 86400 , well_controls_iget_target(ctrls1 , 0), 0.001);
BOOST_CHECK_CLOSE( -123.0 / 86400 , well_controls_iget_target(ctrls1 , 1), 0.001);
BOOST_CHECK_CLOSE( 100 * 100000 , well_controls_iget_target(ctrls1 , 2), 0.001);
// Which control is active
BOOST_CHECK_EQUAL( 1 , well_controls_get_current(ctrls1) );
{
const double * distr = well_controls_iget_distr( ctrls1 , 1 );
BOOST_CHECK_EQUAL( 1 , distr[0] ); // Water
BOOST_CHECK_EQUAL( 1 , distr[1] ); // Oil
BOOST_CHECK_EQUAL( 1 , distr[2] ); // Gas
}
}
}
inline
bool constraintBroken(const std::vector<double>& bhp,
const std::vector<double>& thp,
const std::vector<double>& well_phase_flow_rate,
const int well,
const int num_phases,
const WellType& well_type,
const WellControls* wc,
const int ctrl_index)
{
const WellControlType ctrl_type = well_controls_iget_type(wc, ctrl_index);
const double target = well_controls_iget_target(wc, ctrl_index);
const double* distr = well_controls_iget_distr(wc, ctrl_index);
bool broken = false;
switch (well_type) {
case INJECTOR:
{
switch (ctrl_type) {
case BHP:
broken = bhp[well] > target;
break;
case THP:
broken = thp[well] > target;
break;
case RESERVOIR_RATE: // Intentional fall-through
case SURFACE_RATE:
broken = rateToCompare(well_phase_flow_rate,
well, num_phases, distr) > target;
break;
}
}
break;
case PRODUCER:
{
switch (ctrl_type) {
case BHP:
broken = bhp[well] < target;
break;
case THP:
broken = thp[well] < target;
break;
case RESERVOIR_RATE: // Intentional fall-through
case SURFACE_RATE:
// Note that the rates compared below are negative,
// so breaking the constraints means: too high flow rate
// (as for injection).
broken = rateToCompare(well_phase_flow_rate,
well, num_phases, distr) < target;
break;
}
}
break;
default:
OPM_THROW(std::logic_error, "Can only handle INJECTOR and PRODUCER wells.");
}
return broken;
}