Seismic Soil-Structure Interaction Analysis of Isolated Nuclear Power Plants in Frequency Domain

Table 1

Scaled horizontal equivalent stiffness of the bearings.

Scale factor of the stiffness	Frequency of the bearings	Period
0.44	0.33	3.0
1.00	0.50	2.0
1.78	0.67	1.5
4	1.0	1.0
256	8.00	0.13