Integrated Multiobjective Optimal Design for Active Control System Based on Genetic Algorithm

Table 3

Optimized results of site classification I when linear stiffness ratio of beam to column is 4.5.

Serial number	Position of the actuator	∇1	∇2	∇3/kN	𝜙
1	1, 2, 6, 7, 9, 12, 27, 33, 39, 43, 45, 48	0.23	0.37	481	10^9.89
2	7, 12, 25, 36, 37, 42, 43, 44, 45, 46, 47, 48	0.48	0.54	193	10^8.48
3	4, 12, 26, 35, 38, 41, 43, 44, 45, 46, 47, 48	0.69	0.73	92	10^7.75
4	1, 2, 4, 5, 6, 7, 8, 9, 11, 12, 13, 15	0.26	0.36	513	10^9.89