Techno-Economic Assessment of Voltage Sags Mitigation in Distribution System Connected to DGs

Table 6

Summary of simulation results of different values of DG and places when three-phase fault happens at each bus.

DG value MW		Fault at bus 1				Fault at bus 2				Fault at bus 3				Fault at bus 4
		Bus1 (PU)	Bus2 (PU)	Bus3 (PU)	Bus4 (PU)	Bus1 (PU)	Bus2 (PU)	Bus3 (PU)	Bus4 (PU)	Bus1 (PU)	Bus2 (PU)	Bus3 (PU)	Bus4 (PU)	Bus1 (PU)	Bus2 (PU)	Bus3 (PU)	Bus4 (PU)
DG location	0	0.594	0.588	0.585	0.575	0.596	0.591	0.58	0.582	0.635	0.59	0.586	0.59	0.627	0.6	0.59	0.588
DG at bus 4	2	0.601	0.593	0.591	0.6	0.602	0.592	0.593	0.6	0.609	0.592	0.592	0.605	0.636	0.6	0.592	0.598
	4	0.597	0.591	0.595	0.604	0.599	0.59	0.593	0.605	0.611	0.592	0.594	0.605	0.637	0.597	0.593	0.6
	5.5	0.598	0.59	0.595	0.605	0.597	0.591	0.595	0.605	0.611	0.593	0.595	0.607	0.644	0.601	0.592	0.603
	7	0.602	0.595	0.6	0.611	0.602	0.596	0.601	0.609	0.612	0.595	0.596	0.612	0.645	0.603	0.594	0.606
DG at bus 3	2	0.605	0.595	0.596	0.593	0.603	0.595	0.595	0.593	0.611	0.595	0.597	0.593	0.645	0.597	0.594	0.592
	4	0.604	0.595	0.597	0.595	0.603	0.595	0.599	0.596	0.613	0.592	0.6	0.597	0.642	0.601	0.595	0.593
	5.5	0.603	0.596	0.601	0.596	0.602	0.594	0.601	0.596	0.613	0.594	0.601	0.597	0.643	0.602	0.596	0.593
	7	0.605	0.597	0.605	0.604	0.604	0.595	0.604	0.602	0.614	0.596	0.603	0.601	0.645	0.604	0.599	0.596
DG at bus 2	2	0.607	0.6	0.591	0.587	0.608	0.595	0.59	0.591	0.619	0.600	0.591	0.591	0.65	0.608	0.592	0.591
	4	0.608	0.6	0.593	0.59	0.606	0.599	0.591	0.589	0.620	0.601	0.592	0.592	0.651	0.612	0.593	0.592
	5.5	0.605	0.603	0.592	0.59	0.608	0.599	0.593	0.59	0.619	0.601	0.593	0.592	0.653	0.615	0.595	0.594
	7	0.608	0.606	0.595	0.593	0.609	0.601	0.596	0.593	0.621	0.603	0.594	0.594	0.656	0.616	0.595	0.595
DG at bus 1	2	0.613	0.595	0.585	0.583	0.609	0.594	0.586	0.584	0.627	0.598	0.591	0.591	0.659	0.609	0.592	0.591
	4	0.614	0.594	0.587	0.584	0.611	0.594	0.585	0.585	0.63	0.599	0.592	0.593	0.66	0.610	0.593	0.592
	5.5	0.615	0.594	0.586	0.585	0.614	0.595	0.587	0.583	0.632	0.6	0.592	0.592	0.662	0.611	0.595	0.593
	7	0.615	0.596	0.589	0.586	0.615	0.596	0.589	0.591	0.636	0.601	0.593	0.593	0.663	0.612	0.596	0.595