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(#985) Added multiple independent island capability
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Fixed constant-current rotation issue in powerflow
Generic autotest updates/bugfixes associated with the current fix

Python powerflow learning code is limited to a single island at the moment
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@ftuffner
ftuffner committed Oct 25, 2021
1 parent 438cf13 commit 17722ae
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Showing 76 changed files with 13,565 additions and 5,796 deletions.
41 changes: 21 additions & 20 deletions module/generators/autotest/fqm_group_lf_batt633_power.player
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41 changes: 21 additions & 20 deletions module/generators/autotest/fqm_group_lf_batt684_power.player
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105 changes: 70 additions & 35 deletions module/generators/windturb_dg.cpp
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Expand Up @@ -238,6 +238,9 @@ int windturb_dg::init(OBJECT *parent)

double ZB, SB = 0.0, EB = 0.0;
complex tst, tst2, tst3, tst4;
gld_property *temp_property_pointer;
enumeration temp_enum;
bool NR_detect;

switch (Turbine_Model) {
case GENERIC_IND_LARGE:
Expand Down Expand Up @@ -452,17 +455,6 @@ int windturb_dg::init(OBJECT *parent)
*/
}

// construct circuit variable map to meter -- copied from 'House' module
struct {
complex **var;
const char *varname;
} map[] = {
// local object name, meter object name
{&pCircuit_V, "voltage_A"}, // assumes 2 and 3 follow immediately in memory
{&pLine_I, "current_A"}, // assumes 2 and 3(N) follow immediately in memory
/// @todo use triplex property mapping instead of assuming memory order for meter variables (residential, low priority) (ticket #139)
};

static complex default_line123_voltage[3], default_line1_current[3];
size_t i;

Expand Down Expand Up @@ -554,18 +546,58 @@ int windturb_dg::init(OBJECT *parent)
voltages of the parent meter be within ~10% of the rated voltage.
*/

// attach meter variables to each circuit
for (i=0; i<sizeof(map)/sizeof(map[0]); i++)
//Map the solver method and see if we're NR-oriented
temp_property_pointer = new gld_property("powerflow::solver_method");

//Make sure it worked
if ((temp_property_pointer->is_valid() != true) || (temp_property_pointer->is_enumeration() != true))
{
*(map[i].var) = get_complex(parent,map[i].varname);
GL_THROW("windturb_dg:%d %s failed to map the nominal_frequency property", obj->id, (obj->name ? obj->name : "Unnamed"));
/* TROUBLESHOOT
While attempting to map the powerflow:solver_method property, an error occurred. Please try again.
If the error persists, please submit your GLM and a bug report to the ticketing system.
*/
}

if (*(map[i].var) == NULL)
{
GL_THROW("Unable to map variable %s",map[i].varname);
/* TROUBLESHOOT
The variable name was not found when mapping it
*/
}
//Must be valid, read it
temp_enum = temp_property_pointer->get_enumeration();

//Remove the link
delete temp_property_pointer;

//Check which method we are - NR=2
if (temp_enum == 2)
{
//Map the current property - pre-rotated for NR
pLine_I = get_complex(parent,"prerotated_current_A");
}
else //Other methods - should already be set, but be explicit
{
//Map the normal current property for FBS for now
pLine_I = get_complex(parent,"current_A");
}

//Check it
if (pLine_I == NULL)
{
GL_THROW("windturb_dg:%d %s failed to map the current property", obj->id, (obj->name ? obj->name : "Unnamed"));
/* TROUBLESHOOT
While attempting to map the current property from the parent meter, an error occurred. Please try again.
If the error persists, please submit your GLM and a bug report to the ticketing system.
*/
}

//Map the voltage - it's the same regardless
pCircuit_V = get_complex(parent,"voltage_A");

//Check it
if (pCircuit_V == NULL)
{
GL_THROW("windturb_dg:%d %s failed to map the voltage property", obj->id, (obj->name ? obj->name : "Unnamed"));
/* TROUBLESHOOT
While attempting to map the voltage property from the parent meter, an error occurred. Please try again.
If the error persists, please submit your GLM and a bug report to the ticketing system.
*/
}
}
else if (gl_object_isa(parent,"triplex_meter","powerflow"))
Expand Down Expand Up @@ -620,22 +652,25 @@ int windturb_dg::init(OBJECT *parent)
voltages of the parent meter be within ~10% of the rated voltage.
*/

//Map the normal current property
pLine_I = get_complex(parent,"current_A");

//Check it
if (pLine_I == NULL)
{
GL_THROW("windturb_dg:%d %s failed to map the current property", obj->id, (obj->name ? obj->name : "Unnamed"));
//Defined above
}

//Map the voltage - it's the same regardless
pCircuit_V = get_complex(parent,"voltage_A");

// attach meter variables to each circuit
for (i=0; i<sizeof(map)/sizeof(map[0]); i++)
//Check it
if (pCircuit_V == NULL)
{
if ((*(map[i].var) = get_complex(parent,map[i].varname))==NULL)
{
GL_THROW("%s (%s:%d) does not implement rectifier variable %s for %s (windturb_dg:%d)",
/* TROUBLESHOOT
The rectifier requires that the inverter contains certain published properties in order to properly connect. If you encounter this error, please report it to the developers, along with
the version of GridLAB-D that raised this error.
*/
parent->name?parent->name:"unnamed object", parent->oclass->name, parent->id, map[i].varname, obj->name?obj->name:"unnamed", obj->id);
}
GL_THROW("windturb_dg:%d %s failed to map the voltage property", obj->id, (obj->name ? obj->name : "Unnamed"));
//Defined above
}

}
else
{
Expand All @@ -650,8 +685,8 @@ int windturb_dg::init(OBJECT *parent)
warning("windturb_dg:%d %s", obj->id, parent==NULL?"has no parent meter defined":"parent is not a meter");

// attach meter variables to each circuit in the default_meter
*(map[0].var) = &default_line123_voltage[0];
*(map[1].var) = &default_line1_current[0];
// *(map[0].var) = &default_line123_voltage[0];
// *(map[1].var) = &default_line1_current[0];

// provide initial values for voltages
default_line123_voltage[0] = complex(Rated_V/sqrt(3.0),0);
Expand Down
166 changes: 166 additions & 0 deletions module/powerflow/autotest/data_configurations_34_node.glm
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Original file line number Diff line number Diff line change
@@ -0,0 +1,166 @@

//Conductors
object overhead_line_conductor {
name olcnum2; //#2 ACSR
geometric_mean_radius 0.00418;
resistance 1.69;
diameter 0.316;
}

object overhead_line_conductor {
name olcnum4; //#4 ACSR
geometric_mean_radius 0.00452;
resistance 2.55;
diameter 0.257;
}

object overhead_line_conductor {
name olc10; //1/0 ACSR
geometric_mean_radius 0.004460;
resistance 1.120000;
diameter 0.398;
}


//Line spacings
//BACN
object line_spacing {
name ls500300301;
distance_AB 2.5;
distance_AC 4.5;
distance_BC 7.0;
distance_CN 5.0;
distance_AN 4.27200187266;
distance_BN 5.65685424949;
distance_AE 28.0;
distance_BE 28.0;
distance_CE 28.0;
distance_NE 24.0;
}

//AN
object line_spacing {
name ls510302;
distance_AN 5.024937811;
distance_AE 28.0;
distance_NE 24.0;
}

//BN
object line_spacing {
name ls510303304;
distance_BN 5.024937811;
distance_BE 28.0;
distance_NE 24.0;
}


//Line configurations
//BACN
object line_configuration {
name lc300;
conductor_A olc10;
conductor_B olc10;
conductor_C olc10;
conductor_N olc10;
spacing ls500300301;
}

//BACN
object line_configuration {
name lc301;
conductor_A olcnum2;
conductor_B olcnum2;
conductor_C olcnum2;
conductor_N olcnum2;
spacing ls500300301;
}

//AN
object line_configuration {
name lc302;
conductor_A olcnum4;
conductor_N olcnum4;
spacing ls510302;
}

//BN
object line_configuration {
name lc303;
conductor_B olcnum4;
conductor_N olcnum4;
spacing ls510303304;
}

//BN
object line_configuration {
name lc304;
conductor_B olcnum2;
conductor_N olcnum2;
spacing ls510303304;
}

//Transformer configurations
object transformer_configuration {
name tc500;
connect_type WYE_WYE;
install_type PADMOUNT;
power_rating 500.0 kVA;
primary_voltage 24900.0;
secondary_voltage 4160.0;
resistance 0.019;
reactance 0.0408;
}

// Regulator configs
object regulator_configuration {
name rc501;
connect_type 1;
band_center 122.000;
band_width 2.0;
time_delay 30.0;
raise_taps 16;
lower_taps 16;
current_transducer_ratio 100;
power_transducer_ratio 120;
compensator_r_setting_A 2.7;
compensator_x_setting_A 1.6;
compensator_r_setting_B 2.7;
compensator_x_setting_B 1.6;
compensator_r_setting_C 2.7;
compensator_x_setting_C 1.6;
CT_phase "ABC";
PT_phase "ABC";
regulation 0.10;
Control MANUAL;
Type A;
tap_pos_A 12;
tap_pos_B 5;
tap_pos_C 5;
}

object regulator_configuration {
name rc502;
connect_type 1;
band_center 124.000;
band_width 2.0;
time_delay 30.0;
raise_taps 16;
lower_taps 16;
current_transducer_ratio 100;
power_transducer_ratio 120;
compensator_r_setting_A 2.5;
compensator_x_setting_A 1.5;
compensator_r_setting_B 2.5;
compensator_x_setting_B 1.5;
compensator_r_setting_C 2.5;
compensator_x_setting_C 1.5;
CT_phase "ABC";
PT_phase "ABC";
regulation 0.10;
Control MANUAL;
Type A;
tap_pos_A 13;
tap_pos_B 11;
tap_pos_C 12;
}
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