Research on Seismic Response of Base-Isolated Nuclear Island Building considering FSI Effect of PCS Water Tank

Table 1

Main mechanical parameters of GZY1000.

Vertical stiffness Kv (kN/m)	Horizontal prefield stiffness Ku (kN/m)	Horizontal postfield stiffness Kd (kN/m)	Vertical ultimate load Fz (kN)	Yield force Qd (kN)
6374	12295	1892	7853	261.7