Incorperate inverter losses into grid limits code

NREL · Feb 14, 2025 · d13dc07 · d13dc07
1 parent 305298d
commit d13dc07
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/shared/lib_battery_powerflow.cpp b/shared/lib_battery_powerflow.cpp
@@ -581,7 +581,7 @@ void BatteryPowerFlow::calculateACConnected()
         P_grid_ac = P_gen_ac - P_load_ac;
 
         if (P_grid_ac > P_grid_limit_ac) {
-            double grid_diff = P_grid_ac - P_grid_limit_ac;
+            double grid_diff = P_grid_ac - P_grid_limit_ac - P_inverter_draw_ac;
             // Update grid variables first
             P_grid_ac -= grid_diff;
             P_interconnection_loss_ac += grid_diff;
@@ -1036,6 +1036,9 @@ void BatteryPowerFlow::calculateDCConnected()
     if (std::abs(P_interconnection_loss_ac) < m_BatteryPower->tolerance) {
         P_interconnection_loss_ac = 0;
     }
+    if (std::abs(P_batt_to_grid_ac) < m_BatteryPower->tolerance) {
+        P_batt_to_grid_ac = 0;
+    }
 
 	// assign outputs
     m_BatteryPower->singlePointEfficiencyDCToAC = efficiencyDCAC;