AP1000 Shield Building Dynamic Response for Different Water Levels of PCCWST Subjected to Seismic Loading considering FSI

Table 3

The modal analysis results of six different water levels.

Case	Water level	Volume	Modal frequency
			1	2	3	⋯	7	⋯	9	⋯	13
I	8.6	3000 (100%)	3.9115	5.8398	6.4290		9.2597		11.683		14.412
II	7.1	2400 (80%)	4.0273	5.8398	6.4290		9.6010		11.870		14.562
III	5.8	1800 (60%)	4.1096	5.8398	6.4290		10.017		12.160		14.711
IV	4.7	1200 (40%)	4.1610	5.8398	6.4290		10.129		12.250		14.796
V	3.2	600 (20%)	4.2130	5.8399	6.4290		10.402		12.250		14.965
VI	0	0 (0%)	4.2543	5.8399	6.4291		10.706		12.250		15.217