Simple Quadratic Interpolation-Inspired Symbiosis Organisms Search Algorithm for Optimal Placement of Capacitors in Radial Distribution Networks with Different Loading Models

Table 18

Optimal locations and kVArs of capacitors for the 119-bus system with different load models.

Load type	Locations and injected kVArs	Total kVAr	Method
Industrial load	(50, 1500); (41, 950); (107, 1050); (91, 950); (72, 1450); (35, 1050); (110, 1500); (80, 1250)	9700	SOS
	(80, 1250); (32, 1450); (50, 1500); (96, 900); (41, 850); (107, 1050); (111, 1400); (74, 1450)	9850	SQI-SOS
Residential load	(74, 1350); (111, 1100); (52, 650); (50, 1300); (96, 900); (41, 950); (109, 1150); (80, 1250)	8650	SOS
	(74, 1350); (32, 1000); (96, 1000); (50, 1400); (80, 1100); (42, 650); (111, 1400); (107, 1000)	8900	SQI-SOS
Commercial load	(111, 1450); (108, 900); (6, 1100); (81, 1050); (58, 500); (52, 700); (75, 1250); (96, 600)	7550	SOS
	(107, 1000); (74, 1300); (4, 1300); (96, 850); (51, 750); (111, 1400); (58, 600); (80, 1200)	8400	SQI-SOS
Mixed load	(74, 1350); (80, 1300); (50, 1500); (41, 950); (47, 850); (91, 800); (111, 1400); (107, 1050)	9200	SOS
	(74, 1350); (50, 1500); (111, 1050); (96, 900); (80, 1200); (32, 1400); (41, 900); (108, 1250)	9550	SQI-SOS