Research Article
A Novel Sensitivity Analysis Method in Structural Performance of Hydraulic Press
Table 7
Modal analysis results of the column.
| Six factors and five levels | | | | | | | | The top to the first rib plates | The first to the second rib plates | The remaining distance between rib plates | The roof column width | The column plates thickness | The rib plates thickness | Natural frequency |
| 1 | 800 | 800 | 925 | 1050 | 135 | 45 | 17.953 | 2 | 900 | 800 | 1150 | 1100 | 150 | 55 | 18.016 | 3 | 1000 | 800 | 1075 | 900 | 143 | 40 | 18.063 | 4 | 1100 | 800 | 850 | 1000 | 120 | 50 | 17.906 | 5 | 1200 | 800 | 1000 | 950 | 127 | 60 | 17.859 | 6 | 800 | 900 | 1000 | 1000 | 143 | 55 | 17.965 | 7 | 900 | 900 | 925 | 950 | 120 | 40 | 17.903 | 8 | 1000 | 900 | 1150 | 1050 | 127 | 50 | 17.960 | 9 | 1100 | 900 | 1075 | 1100 | 135 | 60 | 17.921 | 10 | 1200 | 900 | 850 | 900 | 150 | 45 | 18.072 | 11 | 800 | 1000 | 850 | 1100 | 127 | 40 | 17.773 | 12 | 900 | 1000 | 1000 | 900 | 135 | 50 | 17.779 | 13 | 1000 | 1000 | 925 | 1000 | 150 | 60 | 17.842 | 14 | 1100 | 1000 | 1150 | 950 | 143 | 45 | 17.859 | 15 | 1200 | 1000 | 1075 | 1050 | 120 | 55 | 17.799 | 16 | 800 | 1100 | 1075 | 950 | 150 | 50 | 17.768 | 17 | 900 | 1100 | 850 | 1050 | 143 | 60 | 17.778 | 18 | 1000 | 1100 | 1000 | 1100 | 120 | 45 | 17.772 | 19 | 1100 | 1100 | 925 | 900 | 127 | 55 | 17.785 | 20 | 1200 | 1100 | 1150 | 1000 | 135 | 40 | 16.739 | 21 | 800 | 1200 | 1150 | 900 | 120 | 60 | 17.656 | 22 | 900 | 1200 | 1075 | 1000 | 127 | 45 | 17.833 | 23 | 1000 | 1200 | 850 | 950 | 135 | 55 | 17.766 | 24 | 1100 | 1200 | 1000 | 1050 | 143 | 40 | 17.941 | 25 | 1200 | 1200 | 925 | 1100 | 150 | 50 | 17.937 |
|
|