Multiobjective Particle Swarm Optimization to Design the Top Load of a Very Low Frequency Thirteen-Tower Umbrella Antenna

Table 6

The optimization solutions with both radiation resistance and static capacitance better than the NWC antenna model.

No.	Radiation resistance (Ω)	Static capacitance (nF)	(m)	(m)	(m)	(m)
1	0.2400	152.12	325.7	273.4	194.0	55.8
2	0.2402	152.00	324.1	284.8	194.7	71.2
3	0.2402	151.83	324.2	285.4	212.7	89.1
4	0.2405	151.76	323.6	271.2	198.9	71.4
5	0.2406	151.68	322.5	281.4	189.8	76.6
6	0.2406	151.68	322.6	278.4	193.6	69.9
7	0.2407	151.60	322.2	272.2	181.9	58.9
8	0.2408	151.51	321.8	270.0	186.8	65.1
9	0.2409	151.31	320.1	277.5	194.6	70.3