add conversion to pandapowr: it read json output file and create pandapower...

add conversion to pandapowr: it read json output file and create pandapower netowrk. // Problem: current CIM file gives multiple slack buses. Thisneed us to make different nets based on connectivity map. ToDo: read connectivity map in dataframe, and make two different network to run powerflow

Signed-off-by: Taeyoung Kim <taeyoung.kim@eonerc.rwth-aachen.de>

Data/output.json

+{
+    "computationId": "power_flow_mv_input",
+    "computationUTC": "2025-04-24T13:12:53",
+    "mtPowerFlowInput": {
+        "baseMVA": 100000,
+        "busses": [
+            {
+                "index": 0,
+                "type": 3,
+                "name": "busbar-AD102000201CSA-8.4kV",
+                "activePowerkW": 0.0,
+                "reactivePowerkVAR": 0.0,
+                "capacityPu": 0.0,
+                "voltageArea": 1,
+                "voltageModulePu": 1.0,
+                "voltagePhasePu": 0.0,
+                "nominalVoltagekV": 8.4,
+                "powerLine": 0,
+                "voltageMaxPu": 1.1,
+                "voltageMinPu": 0.9
+            },
+            {
+                "index": 1,
+                "type": 3,
+                "name": "busbar-AD102002005NSA-8.4kV",
+                "activePowerkW": -0.15135,
+                "reactivePowerkVAR": -0.0454,
+                "capacityPu": 0.0,
+                "voltageArea": 1,
+                "voltageModulePu": 1.0,
+                "voltagePhasePu": 0.0,
+                "nominalVoltagekV": 8.4,
+                "powerLine": 0,
+                "voltageMaxPu": 1.1,
+                "voltageMinPu": 0.9
+            },
+            {
+                "index": 2,
+                "type": 3,
+                "name": "busbar-AD102000268CSA-8.4kV",
+                "activePowerkW": -0.13012,
+                "reactivePowerkVAR": -0.03903,
+                "capacityPu": 0.0,
+                "voltageArea": 1,
+                "voltageModulePu": 1.0,
+                "voltagePhasePu": 0.0,
+                "nominalVoltagekV": 8.4,
+                "powerLine": 0,
+                "voltageMaxPu": 1.1,
+                "voltageMinPu": 0.9
+            },
+            {
+                "index": 3,
+                "type": 1,
+                "name": "busbar-AD001090024254_AD102425N-8.4kV",
+                "activePowerkW": 0.0,
+                "reactivePowerkVAR": 0.0,
+                "capacityPu": 0.0,
+                "voltageArea": 1,
+                "voltageModulePu": 1.0,
+                "voltagePhasePu": 0.0,
+                "nominalVoltagekV": 8.4,
+                "powerLine": 0,
+                "voltageMaxPu": 1.1,
+                "voltageMinPu": 0.9
+            },
+            {
+                "index": 4,
+                "type": 3,
+                "name": "busbar-AD102005376CSA-8.4kV",
+                "activePowerkW": -0.18562,
+                "reactivePowerkVAR": -0.05569,
+                "capacityPu": 0.0,
+                "voltageArea": 1,
+                "voltageModulePu": 1.0,
+                "voltagePhasePu": 0.0,
+                "nominalVoltagekV": 8.4,
+                "powerLine": 0,
+                "voltageMaxPu": 1.1,
+                "voltageMinPu": 0.9
+            },
+            {
+                "index": 5,
+                "type": 3,
+                "name": "busbar-AD102005220NSA-8.4kV",
+                "activePowerkW": 0.0,
+                "reactivePowerkVAR": 0.0,
+                "capacityPu": 0.0,
+                "voltageArea": 1,
+                "voltageModulePu": 1.0,
+                "voltagePhasePu": 0.0,
+                "nominalVoltagekV": 8.4,
+                "powerLine": 0,
+                "voltageMaxPu": 1.1,
+                "voltageMinPu": 0.9
+            },
+            {
+                "index": 6,
+                "type": 3,
+                "name": "busbar-AD102005097CSA-8.4kV",
+                "activePowerkW": 0.0,
+                "reactivePowerkVAR": 0.0,
+                "capacityPu": 0.0,
+                "voltageArea": 1,
+                "voltageModulePu": 1.0,
+                "voltagePhasePu": 0.0,
+                "nominalVoltagekV": 8.4,
+                "powerLine": 0,
+                "voltageMaxPu": 1.1,
+                "voltageMinPu": 0.9
+            },
+            {
+                "index": 7,
+                "type": 3,
+                "name": "busbar-AD102005377CSA-8.4kV",
+                "activePowerkW": -0.00293,
+                "reactivePowerkVAR": -0.00088,
+                "capacityPu": 0.0,
+                "voltageArea": 1,
+                "voltageModulePu": 1.0,
+                "voltagePhasePu": 0.0,
+                "nominalVoltagekV": 8.4,
+                "powerLine": 0,
+                "voltageMaxPu": 1.1,
+                "voltageMinPu": 0.9
+            },
+            {
+                "index": 8,
+                "type": 3,
+                "name": "busbar-AD102005094CSA-8.4kV",
+                "activePowerkW": -0.00092,
+                "reactivePowerkVAR": -0.00028,
+                "capacityPu": 0.0,
+                "voltageArea": 1,
+                "voltageModulePu": 1.0,
+                "voltagePhasePu": 0.0,
+                "nominalVoltagekV": 8.4,
+                "powerLine": 0,
+                "voltageMaxPu": 1.1,
+                "voltageMinPu": 0.9
+            },
+            {
+                "index": 9,
+                "type": 3,
+                "name": "busbar-AD102005076NSA-8.4kV",
+                "activePowerkW": -0.17043,
+                "reactivePowerkVAR": -0.05113,
+                "capacityPu": 0.0,
+                "voltageArea": 1,
+                "voltageModulePu": 1.0,
+                "voltagePhasePu": 0.0,
+                "nominalVoltagekV": 8.4,
+                "powerLine": 0,
+                "voltageMaxPu": 1.1,
+                "voltageMinPu": 0.9
+            },
+            {
+                "index": 10,
+                "type": 3,
+                "name": "busbar-AD102005297NSA-8.4kV",
+                "activePowerkW": -0.00108,
+                "reactivePowerkVAR": -0.00032,
+                "capacityPu": 0.0,
+                "voltageArea": 1,
+                "voltageModulePu": 1.0,
+                "voltagePhasePu": 0.0,
+                "nominalVoltagekV": 8.4,
+                "powerLine": 0,
+                "voltageMaxPu": 1.1,
+                "voltageMinPu": 0.9
+            },
+            {
+                "index": 11,
+                "type": 1,
+                "name": "busbar-AD001090060253_AD106025N-8.4kV",
+                "activePowerkW": 0.0,
+                "reactivePowerkVAR": 0.0,
+                "capacityPu": 0.0,
+                "voltageArea": 1,
+                "voltageModulePu": 1.0,
+                "voltagePhasePu": 0.0,
+                "nominalVoltagekV": 8.4,
+                "powerLine": 0,
+                "voltageMaxPu": 1.1,
+                "voltageMinPu": 0.9
+            },
+            {
+                "index": 12,
+                "type": 3,
+                "name": "busbar-AD102005015NSA-8.4kV",
+                "activePowerkW": -0.00293,
+                "reactivePowerkVAR": -0.00088,
+                "capacityPu": 0.0,
+                "voltageArea": 1,
+                "voltageModulePu": 1.0,
+                "voltagePhasePu": 0.0,
+                "nominalVoltagekV": 8.4,
+                "powerLine": 0,
+                "voltageMaxPu": 1.1,
+                "voltageMinPu": 0.9
+            }
+        ],
+        "transformers": [],
+        "branches": [
+            {
+                "index": 0,
+                "busIndexFrom": 1,
+                "busIndexTo": 0,
+                "resistancePu": 0.024985827664399093,
+                "reactancePu": 0.006374007936507936,
+                "susceptancePu": -9.586133884417508,
+                "maxCurrentA": 99999,
+                "lengthkm": 0.1,
+                "status": 1
+            },
+            {
+                "index": 1,
+                "busIndexFrom": 2,
+                "busIndexTo": 1,
+                "resistancePu": 0.001987670068027211,
+                "reactancePu": 0.0012259070294784581,
+                "susceptancePu": -224.78527381415495,
+                "maxCurrentA": 99999,
+                "lengthkm": 0.1,
+                "status": 1
+            },
+            {
+                "index": 2,
+                "busIndexFrom": 3,
+                "busIndexTo": 0,
+                "resistancePu": 0.35875496031746035,
+                "reactancePu": 0.14917091836734694,
+                "susceptancePu": -0.9881677227787493,
+                "maxCurrentA": 99999,
+                "lengthkm": 0.1,
+                "status": 1
+            },
+            {
+                "index": 3,
+                "busIndexFrom": 4,
+                "busIndexTo": 7,
+                "resistancePu": 0.018941326530612246,
+                "reactancePu": 0.007886904761904762,
+                "susceptancePu": -18.734758814069878,
+                "maxCurrentA": 99999,
+                "lengthkm": 0.1,
+                "status": 1
+            },
+            {
+                "index": 4,
+                "busIndexFrom": 10,
+                "busIndexTo": 7,
+                "resistancePu": 0.019033446712018138,
+                "reactancePu": 0.0073837868480725625,
+                "susceptancePu": -17.715742449725074,
+                "maxCurrentA": 99999,
+                "lengthkm": 0.1,
+                "status": 1
+            },
+            {
+                "index": 5,
+                "busIndexFrom": 12,
+                "busIndexTo": 5,
+                "resistancePu": 0.02362528344671202,
+                "reactancePu": 0.009750566893424037,
+                "susceptancePu": -14.926753402969592,
+                "maxCurrentA": 99999,
+                "lengthkm": 0.1,
+                "status": 1
+            },
+            {
+                "index": 6,
+                "busIndexFrom": 10,
+                "busIndexTo": 5,
+                "resistancePu": 0.010717828798185941,
+                "reactancePu": 0.00442531179138322,
+                "susceptancePu": -32.912899768883726,
+                "maxCurrentA": 99999,
+                "lengthkm": 0.1,
+                "status": 1
+            },
+            {
+                "index": 7,
+                "busIndexFrom": 6,
+                "busIndexTo": 9,
+                "resistancePu": 0.037634637188208614,
+                "reactancePu": 0.015564767573696145,
+                "susceptancePu": -9.384122573980571,
+                "maxCurrentA": 99999,
+                "lengthkm": 0.1,
+                "status": 1
+            },
+            {
+                "index": 8,
+                "busIndexFrom": 9,
+                "busIndexTo": 5,
+                "resistancePu": 0.01739654195011338,
+                "reactancePu": 0.007181831065759637,
+                "susceptancePu": -20.275151399896846,
+                "maxCurrentA": 99999,
+                "lengthkm": 0.1,
+                "status": 1
+            },
+            {
+                "index": 9,
+                "busIndexFrom": 4,
+                "busIndexTo": 11,
+                "resistancePu": 0.21895549886621313,
+                "reactancePu": 0.08789328231292518,
+                "susceptancePu": -1.578919171635558,
+                "maxCurrentA": 99999,
+                "lengthkm": 0.1,
+                "status": 1
+            },
+            {
+                "index": 10,
+                "busIndexFrom": 12,
+                "busIndexTo": 8,
+                "resistancePu": 0.02269699546485261,
+                "reactancePu": 0.009382086167800454,
+                "susceptancePu": -15.55444575653805,
+                "maxCurrentA": 99999,
+                "lengthkm": 0.1,
+                "status": 1
+            }
+        ]
+    }
+}
\ No newline at end of file

examples/quickstart/run_nv_powerflow.log

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-INFO:cimpy.cimimport:START of parsing file "/home/ubuntu/code/CIM_Read/pyvolt-docker/examples/sample_data/areti/2.xml"
-INFO:cimpy.cimimport:START of parsing file "/home/ubuntu/code/CIM_Read/pyvolt-docker/examples/sample_data/areti/3.xml"
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-INFO:cimpy.cimimport:END of parsing file "/home/ubuntu/code/CIM_Read/pyvolt-docker/examples/sample_data/areti/2.xml"
-INFO:cimpy.cimimport:END of parsing file "/home/ubuntu/code/CIM_Read/pyvolt-docker/examples/sample_data/areti/3.xml"
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-WARNING:cimpy.cimimport:Package information not found for class Terminal, attribute name : 436 times
-WARNING:cimpy.cimimport:Package information not found for class Terminal, attribute connected : 436 times
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-WARNING:cimpy.cimimport:Referenced Terminal [PhaseCode.ABC] object missing. : 436 times
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-INFO:cimpy.cimimport:CIM object Terminal created : 436 times
-INFO:cimpy.cimimport:CIM object ConnectivityNode created : 163 times
-INFO:cimpy.cimimport:CIM object Disconnector created : 112 times
-INFO:cimpy.cimimport:CIM object EnergyConsumer created : 52 times
-INFO:cimpy.cimimport:CIM object SvVoltage created : 57 times
-INFO:cimpy.cimimport:CIM object Substation created : 57 times
-INFO:cimpy.cimimport:CIM object TopologicalNode created : 57 times
-INFO:cimpy.cimimport:CIM object SvPowerFlow created : 52 times
-INFO:cimpy.cimimport:CIM object VoltageLevel created : 58 times
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-INFO:cimpy.cimimport:CIM object BaseVoltage created : 3 times
-INFO:cimpy.cimimport:CIM object GeographicalRegion created : 3 times
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+WARNING:cimpy.cimimport:Package information not found for class BusbarSection, attribute name : 13 times
+WARNING:cimpy.cimimport:Package information not found for class BusbarSection, attribute EquipmentContainer : 13 times
+WARNING:cimpy.cimimport:Package information not found for class BusbarSection, attribute BaseVoltage : 13 times
+WARNING:cimpy.cimimport:Package information not found for class TopologicalIsland, attribute name : 2 times
+INFO:cimpy.cimimport:CIM object SvPowerFlow created : 11 times
+INFO:cimpy.cimimport:CIM object ACLineSegment created : 11 times
+INFO:cimpy.cimimport:CIM object Terminal created : 95 times
+INFO:cimpy.cimimport:CIM object ConnectivityNode created : 35 times
+INFO:cimpy.cimimport:CIM object Disconnector created : 25 times
+INFO:cimpy.cimimport:CIM object SvVoltage created : 13 times
+INFO:cimpy.cimimport:CIM object ExternalNetworkInjection created : 2 times
+INFO:cimpy.cimimport:CIM object TopologicalNode created : 13 times
+INFO:cimpy.cimimport:CIM object VoltageLevel created : 14 times
+INFO:cimpy.cimimport:CIM object BaseVoltage created : 2 times
+INFO:cimpy.cimimport:CIM object EnergyConsumer created : 11 times
+INFO:cimpy.cimimport:CIM object GeographicalRegion created : 2 times
+INFO:cimpy.cimimport:CIM object Substation created : 13 times
+INFO:cimpy.cimimport:CIM object Line created : 11 times
+INFO:cimpy.cimimport:CIM object SubGeographicalRegion created : 2 times
+INFO:cimpy.cimimport:CIM object BusbarSection created : 13 times
+INFO:cimpy.cimimport:CIM object TopologicalIsland created : 2 times
+INFO:cimpy.cimimport:Created totally 275 CIM objects in 0.026203155517578125s
 
 
+WARNING:pandapower.auxiliary:numba cannot be imported and numba functions are disabled.
+Probably the execution is slow.
+Please install numba to gain a massive speedup.
+(or if you prefer slow execution, set the flag numba=False to avoid this warning!)
+WARNING:pandapower.auxiliary:numba cannot be imported and numba functions are disabled.
+Probably the execution is slow.
+Please install numba to gain a massive speedup.
+(or if you prefer slow execution, set the flag numba=False to avoid this warning!)
+WARNING:pandapower.auxiliary:numba cannot be imported and numba functions are disabled.
+Probably the execution is slow.
+Please install numba to gain a massive speedup.
+(or if you prefer slow execution, set the flag numba=False to avoid this warning!)
+WARNING:pandapower.auxiliary:numba cannot be imported and numba functions are disabled.
+Probably the execution is slow.
+Please install numba to gain a massive speedup.
+(or if you prefer slow execution, set the flag numba=False to avoid this warning!)
+WARNING:pandapower.auxiliary:numba cannot be imported and numba functions are disabled.
+Probably the execution is slow.
+Please install numba to gain a massive speedup.
+(or if you prefer slow execution, set the flag numba=False to avoid this warning!)
+WARNING:pandapower.auxiliary:numba cannot be imported and numba functions are disabled.
+Probably the execution is slow.
+Please install numba to gain a massive speedup.
+(or if you prefer slow execution, set the flag numba=False to avoid this warning!)
+WARNING:pandapower.auxiliary:numba cannot be imported and numba functions are disabled.
+Probably the execution is slow.
+Please install numba to gain a massive speedup.
+(or if you prefer slow execution, set the flag numba=False to avoid this warning!)
+WARNING:pandapower.auxiliary:numba cannot be imported and numba functions are disabled.
+Probably the execution is slow.
+Please install numba to gain a massive speedup.
+(or if you prefer slow execution, set the flag numba=False to avoid this warning!)
+WARNING:pandapower.auxiliary:numba cannot be imported and numba functions are disabled.
+Probably the execution is slow.
+Please install numba to gain a massive speedup.
+(or if you prefer slow execution, set the flag numba=False to avoid this warning!)
+WARNING:pandapower.auxiliary:numba cannot be imported and numba functions are disabled.
+Probably the execution is slow.
+Please install numba to gain a massive speedup.
+(or if you prefer slow execution, set the flag numba=False to avoid this warning!)
+WARNING:pandapower.auxiliary:numba cannot be imported and numba functions are disabled.
+Probably the execution is slow.
+Please install numba to gain a massive speedup.
+(or if you prefer slow execution, set the flag numba=False to avoid this warning!)

examples/quickstart/run_nv_powerflow.py

@@ -56,6 +56,9 @@ bb= aa.readSampleJson('/home/ubuntu/code/CIM_Read/pyvolt-docker/Data/template')
 cc= aa.extractKeyFromSampleJson(bb)
 # dd = aa.feedDataToTemplate(cc)
 
+aaa = export.PandapowerWork(json_file='/home/ubuntu/code/CIM_Read/pyvolt-docker/Data/output.json')
+bbb = aaa.convertJsonToPP(dir_json='/home/ubuntu/code/CIM_Read/pyvolt-docker/Data/output.json')
+
 # Print node voltages
 print("Powerflow converged in " + str(num_iter) + " iterations.\n")
 print("Results: \n")

pyvolt/export.py

@@ -8,6 +8,7 @@ import os
 import networkx as nx
 import glob
 from datetime import datetime
+import pandapower as pp
 
 """
 to export read CIM file in pyvolt of ARETI into PandaPower-readble json.
@@ -406,3 +407,20 @@ class PandapowerWork(Exporter):
         if data is json, call function convertJsonToPP
         if data is dataframe, call function convertDFtoPP
         """
+        pass
+    def convertJsonToPP(self, dir_json):
+        #load json
+        try:
+            with open (dir_json, "r") as f:
+                data = json.load(f)
+        except Exception as e:
+            raise Exception(f"Error loading JSON file '{dir_json}': {e}")
+        
+        mva_base = data["mtPowerFlowInput"]["baseMVA"]  # S_base (in MVA)
+        busses = data["mtPowerFlowInput"]["busses"]
+        branches = data["mtPowerFlowInput"]["branches"]
+        # transformers = data["mtPowerFlowInput"]["transformers"]  #empty for now
+        
+        
+        #Create PandaPower Network
+        net = pp.create_empty_network()
\ No newline at end of file