Conservativeness Study on the Seismic Analysis Method for Research Reactor Plant Structure Based on TMSR-LF1

Figure 6

The main vibration modes of TMSR-LF1 structure: (a) the first order (0.093 s); (b) the second order (0.088 s); (c) the third order (0.072 s).

(a)

(b)

(c)