Fix REopt API Calls (#1242)

* change reopt v2 names to v3

See https://github.com/NREL/REopt-Analysis-Scripts/wiki/3.-V3-input-and-output-changes

* Use default REopt solver option (HiGHS at the moment) instead of SCIP

ssc/cmod_battery_eqns.cpp

@@ -127,7 +127,7 @@ bool Reopt_size_standalone_battery_params(ssc_data_t data) {
 
     // financial inputs
     map_optional_input(vt, "itc_fed_percent", &reopt_batt, "total_itc_fraction", 0., true);
-    // TODO: what about reopt vars total_rebate_us_dollars_per_kw?
+    // TODO: what about reopt vars total_rebate_per_kw?
 
     vd = vt->lookup("total_installed_cost");
     if (vd) {
@@ -209,10 +209,12 @@ bool Reopt_size_standalone_battery_params(ssc_data_t data) {
     map_optional_input(vt, "value_of_lost_load", &reopt_fin, "value_of_lost_load_per_kwh", 0);
     reopt_fin.assign("microgrid_upgrade_cost_fraction", 0);
 
+
+
     vd = vt->lookup("federal_tax_rate");
     vd2 = vt->lookup("state_tax_rate");
     if (vd && vd2) {
-        reopt_fin.assign("offtaker_tax_pct", vd->num[0] / 100. + vd2->num[0] / 100.);
+        reopt_fin.assign("offtaker_tax_rate_fraction", vd->num[0] / 100. + vd2->num[0] / 100.);
     }
 
     vt_get_number(vt, "inflation_rate", &val1);
@@ -242,6 +244,7 @@ bool Reopt_size_standalone_battery_params(ssc_data_t data) {
     }
     reopt_load.assign("loads_kw", var_data(&vec[0], sim_len));
     reopt_load.assign("loads_kw_is_net", false);
+    reopt_load.assign("year", 2018); // recent common year starting on Monday
 
     vd = vt->lookup("crit_load");
     if (vd) {
@@ -259,10 +262,11 @@ bool Reopt_size_standalone_battery_params(ssc_data_t data) {
         }
         reopt_load.assign("critical_loads_kw", var_data(&vec[0], vec_size));
         reopt_load.assign("year", 2018); // recent common year starting on Monday
+        reopt_load.assign("critical_loads_kw_is_net", false);
     }
 
     reopt_settings.assign_match_case("time_steps_per_hour", var_data((int)(sim_len / 8760)));
-    reopt_settings.assign("solver_name", var_data("SCIP")); // "HiGHS" option does not work with large numbers like 1e38 for tier max values per https://github.com/NREL/SAM/issues/1742
+    //reopt_settings.assign("solver_name", var_data("SCIP")); // "HiGHS" option does not work with large numbers like 1e38 for tier max values per https://github.com/NREL/SAM/issues/1742
 
     // assign the reopt parameter table and log messages
     reopt_table->assign_match_case("Settings", reopt_settings);

ssc/cmod_pvsamv1_eqns.cpp

@@ -74,7 +74,7 @@ SSCEXPORT bool Reopt_size_battery_params(ssc_data_t data) {
         //map_input(vt, "system_capacity", &reopt_pv, "existing_kw");
         map_input(vt, "system_capacity", &reopt_pv, "max_kw");
     }
-    map_optional_input(vt, "degradation", &reopt_pv, "degradation_pct", 0.5, true);
+    map_optional_input(vt, "degradation", &reopt_pv, "degradation_fraction", 0.5, true);
 
     map_optional_input(vt, "module_type", &reopt_pv, "module_type", 1);