close switch disconnectors in the end of dingo, #224

ding0/core/__init__.py

@@ -167,6 +167,10 @@ def run_ding0(self, conn, mv_grid_districts_no=None, debug=False):
         
         STEP 12: Reinforce MV grid
             MV grid is eventually reinforced persuant to results from step 11.
+
+        STEP 13: Close all switch disconnectors in MV grid
+            The rings are finally closed to hold a complete graph (if the SDs are open,
+            the edges adjacent to a SD will not be exported!)
         """
         if debug:
             start = time.time()
@@ -208,6 +212,9 @@ def run_ding0(self, conn, mv_grid_districts_no=None, debug=False):
         # STEP 12: Reinforce MV grid
         self.reinforce_grid()
 
+        # STEP 13: Close all switch disconnectors in MV grid
+        self.control_circuit_breakers(mode='close')
+
         if debug:
             logger.info('Elapsed time for {0} MV Grid Districts (seconds): {1}'.format(
                 str(len(mv_grid_districts_no)), time.time() - start))