Design and Maintenance Optimisation of Substation Automation Systems: A Multiobjectivisation Approach Exploration

Table 7

Optimum solutions obtained for the 3-objective problem.

ID	Q	Operational cost (€)	Acquisition cost (€)	TS (h)	Mu (h)	Cnt. IED (h)	ESW (h)	Prt. IED (h)	Prt. IED (h)
1	0.001256	92,645.00	20,175.00	4,295	3,937	4,270	4,140	4,174	0
2	0.001242	98,637.50	20,175.00	4,302	4,303	4,360	4,355	4,050	0
3	0.001145	124,582.50	20,175.00	4,364	4,225	4,088	4,364	4,378	0
4	0.001035	130,177.50	23,712.50	4,282	4,238	4,294	3,974	4,263	3,989
5	0.000997	139,962.50	23,712.50	4,316	4,358	4,351	4,328	3,953	4,337
6	0.000995	153,815.00	23,712.50	4,380	4,378	4,279	4,227	4,214	4,344
7	0.000951	157,527.50	23,712.50	4,355	4,369	4,234	4,369	4,374	3,726
8	0.000938	158,160.00	23,712.50	4,275	4,275	4,364	4,260	4,364	4,178
9	0.000780	167,982.50	23,712.50	3,758	4,221	4,221	4,365	4,336	4,317
10	0.000763	206,047.50	23,712.50	4,380	4,380	4,380	4,357	4,122	3,537
11	0.000744	274,085.00	23,712.50	4,380	4,380	4,380	4,380	3,946	3,889