Seismic Safety Design and Analysis of Hydraulic Sluice Chamber Structure Based on Finite Element Method

Table 3

First 10 natural vibration frequencies of four models of the sluice.

Order	1/Hz	2/Hz	3/Hz	4/Hz
1	1.720	0.084	0.942	0.084
2	1.932	0.109	0.992	0.109
3	3.606	0.136	1.081	0.136
4	3.686	1.361	1.220	0.961
5	4.302	3.606	1.569	1.059
6	5.885	5.781	1.569	1.099
7	7.039	7.039	1.751	1.569
8	12.180	7.961	1.828	1.569
9	14.584	11.083	1.881	1.748
10	15.482	11.697	1.956	1.764