adding connectibity matrix finder

Signed-off-by: Ubuntu <ubuntu@ty-beflex.osc.eonerc.rwth-aachen.de>

examples/quickstart/run_nv_powerflow.log

@@ -76,6 +76,6 @@ 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 0.019738435745239258s
+INFO:cimpy.cimimport:Created totally 275 CIM objects in 0.024729490280151367s
 
 

examples/quickstart/run_nv_powerflow.py

@@ -37,6 +37,8 @@ c = a.parseBranch()
 d = a.createLoads()
 e = a.createGens()
 
+f = a.makeConnectivity(b,c)
+
 # Print node voltages
 print("Powerflow converged in " + str(num_iter) + " iterations.\n")
 print("Results: \n")

pyvolt/export.py

@@ -142,3 +142,23 @@ class PPexporter(Exporter):
                     load_index, index, power, power_pu, power_real, power_imag, power_pu_real, power_pu_imag
                 ]
         return df
+    
+    
+    def makeConnectivity(self, df_node, df_branch ):
+        df = pd.DataFrame(columns = [])
+        node = df_node
+        branch = df_branch
+        
+        connectivity_map=np.zeros((len(node),len(node))) #create node x node matrix for connectivity map
+        for k in range(len(branch)): #iterate through index of each line
+            br_start_node = branch.loc[k].start_node
+            br_end_node = branch.loc[k].end_node
+            
+            #from node : rows, to node: columlns
+            connectivity_map[br_start_node, br_end_node] = 1  #if connection exist, it mark as 1
+            connectivity_map[br_end_node, br_start_node] = 1
+        df = pd.DataFrame(connectivity_map)
+        
+        return df
+    
+    
\ No newline at end of file

run_nv_powerflow.log

@@ -76,6 +76,6 @@ 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 0.042603254318237305s
+INFO:cimpy.cimimport:Created totally 275 CIM objects in 0.038852691650390625s