Research on Dynamic Stability Optimization of Rock Spreader considering Prevention of Geological Subsidence and Local Collapse in Reclamation Area

Table 9

Comparison of the dynamic performance of receiving boom before and after optimization.

Frequency order	Before optimization	After optimization	Changes (%)
1	3.73	4.11	+10.19
2	4.12	4.16	+0.97
3	5.02	6.65	+32.47
4	6.78	9.32	+37.46
5	7.60	10.54	+38.68
6	10.46	11.26	+7.65