bugfix: AE elements handling without given description

Author: m-karo

rao/crac/builder.py

@@ -227,7 +227,7 @@ def process_cnecs(self):
             cnec = models.FlowCnec(
                 id=f"{ae['IdentifiedObject.mRID']}",
                 name=ae['IdentifiedObject.name'],
-                description=ae['IdentifiedObject.description'],
+                description=ae['IdentifiedObject.description'] or "",
                 networkElementId=ae['AssessedElement.ConductingEquipment'],
                 operator=ae['AssessedElement.AssessedSystemOperator'],
                 thresholds=[models.Threshold()],

rao/parameters/loadflow.py

@@ -83,7 +83,7 @@
     read_slack_bus=False,
     write_slack_bus=True,
     distributed_slack=True,
-    balance_type=pypowsybl.loadflow.BalanceType.PROPORTIONAL_TO_GENERATION_REMAINING_MARGIN,
+    balance_type=pypowsybl.loadflow.BalanceType.PROPORTIONAL_TO_GENERATION_P_MAX,
     dc_use_transformer_ratio=True,
     countries_to_balance=[],
     connected_component_mode=pypowsybl.loadflow.ConnectedComponentMode.ALL,