Add output for total performance adjustment loss at a given timestep

NREL · Nov 13, 2024 · 2bb5351 · 2bb5351
1 parent e06f183
commit 2bb5351
Show file tree

Hide file tree

Showing 3 changed files with 10 additions and 4 deletions.
diff --git a/ssc/cmod_battery.cpp b/ssc/cmod_battery.cpp
@@ -1003,6 +1003,7 @@ battstor::battstor(var_table& vt, bool setup_model, size_t nrec, double dt_hr, c
     outBatteryToSystemLoad = vt.allocate("batt_to_system_load", nrec * nyears);
     outBatteryToGrid = vt.allocate("batt_to_grid", nrec * nyears);
     outBatteryToInverterDC = vt.allocate("batt_to_inverter_dc", nrec * nyears);
+    outAdjustLosses = vt.allocate("batt_perf_adj_loss", nrec * nyears);
 
     if (batt_vars->batt_meter_position == dispatch_t::BEHIND)
     {
@@ -1758,6 +1759,8 @@ battstor::battstor(const battstor& orig) {
     outSystemChargePercent = orig.outSystemChargePercent;
     outGridChargePercent = orig.outGridChargePercent;
 
+    outAdjustLosses = orig.outAdjustLosses;
+
     // copy models
     if (orig.batt_vars) batt_vars = orig.batt_vars;
     battery_metrics = new battery_metrics_t(orig._dt_hour);
@@ -1902,6 +1905,7 @@ void battstor::outputs_fixed()
     outDOD[index] = (ssc_number_t)(state.lifetime->cycle_range);
     outDODCycleAverage[index] = (ssc_number_t)(state.lifetime->average_range);
     outCapacityPercent[index] = (ssc_number_t)(state.lifetime->q_relative);
+    outAdjustLosses[index] = (ssc_number_t)(state.losses->adjust_loss_percent * 100.0);
     if (batt_vars->batt_life_model == lifetime_params::CALCYC) {
         outCapacityPercentCycle[index] = (ssc_number_t)(state.lifetime->cycle->q_relative_cycle);
         outCapacityPercentCalendar[index] = (ssc_number_t)(state.lifetime->calendar->q_relative_calendar);

diff --git a/ssc/cmod_battery.h b/ssc/cmod_battery.h
@@ -430,8 +430,8 @@ struct battstor
         * outBatteryConversionPowerLoss,
         * outBatterySystemLoss,
         * outBatteryToInverterDC,
-		* outInterconnectionLoss,
-		* outCritLoadUnmet,
+        * outInterconnectionLoss,
+        * outCritLoadUnmet,
         * outCritLoad,
         * outUnmetLosses,
         * outAnnualSystemChargeEnergy,
@@ -455,8 +455,8 @@ struct battstor
         * outPVS_violation_list,
         * outPVS_P_pv_ac, // testing with input pv output
         * outPVS_PV_ramp_interval, // testing with sampled input pv output
-        * outPVS_forecast_pv_energy; // testing with forecast based on input pv output
-
+        * outPVS_forecast_pv_energy, // testing with forecast based on input pv output
+        * outAdjustLosses;
 
 	double outAverageCycleEfficiency;
 	double outAverageRoundtripEfficiency;

diff --git a/ssc/common.cpp b/ssc/common.cpp
@@ -569,6 +569,8 @@ var_info vtab_batt_adjustment_factors[] = {
 { SSC_INPUT, SSC_NUMBER,     "batt_adjust_en_periods"        , "Enable battery period-based adjustment factors",     "0/1",      "",                      "Adjustment Factors",      "?=0",                       "BOOLEAN",                                         "" },
 { SSC_INPUT,SSC_ARRAY   , "batt_adjust_timeindex"                        , "Battery Lifetime Adjustment Factors"                                      , "%"                                      , ""                                      , "Adjustment Factors"   , "batt_adjust_en_timeindex=1"              , ""           , ""},
 { SSC_INPUT,SSC_MATRIX  , "batt_adjust_periods"                    , "Battery Period-based Adjustment Factors"                             , "%"                                      , "n x 3 matrix [ start, end, loss ]"     , "Adjustment Factors"   , "batt_adjust_en_periods=1"               , "COLS=3"                , ""},
+{ SSC_OUTPUT, SSC_ARRAY,  "batt_perf_adj_loss",                       "Battery performance adjustment loss",                             "%", "",    "Time Series",                 "",                     "",                   "" },
+
 var_info_invalid };
 
 var_info vtab_financial_capacity_payments[] = {