Research Article
A Novel Sensitivity Analysis Method in Structural Performance of Hydraulic Press
Table 5
Data results of Modal analysis of the lower beam.
| Six factors and five levels | | | | | | | | The lower plate thickness | The left and right plate thickness | The left and right rib plate thickness | The front and back rib plate thickness | The front and back plate thickness | The upper plate thickness | Natural frequency |
| 1 | 116 | 96 | 128 | 142 | 170 | 128 | 175.88 | 2 | 118 | 96 | 134 | 144 | 174 | 132 | 176.27 | 3 | 120 | 96 | 132 | 136 | 172 | 126 | 176.48 | 4 | 122 | 96 | 126 | 140 | 166 | 130 | 177.33 | 5 | 124 | 96 | 130 | 138 | 168 | 134 | 178.44 | 6 | 116 | 98 | 130 | 140 | 172 | 132 | 176.11 | 7 | 118 | 98 | 128 | 138 | 166 | 126 | 175.85 | 8 | 120 | 98 | 134 | 142 | 168 | 130 | 176.98 | 9 | 122 | 98 | 132 | 144 | 170 | 134 | 177.72 | 10 | 124 | 98 | 126 | 136 | 174 | 128 | 176.98 | 11 | 116 | 100 | 126 | 144 | 168 | 126 | 174.89 | 12 | 118 | 100 | 130 | 136 | 170 | 130 | 176.15 | 13 | 120 | 100 | 128 | 140 | 174 | 134 | 176.81 | 14 | 122 | 100 | 134 | 138 | 172 | 128 | 176.73 | 15 | 124 | 100 | 132 | 142 | 166 | 134 | 177.90 | 16 | 116 | 102 | 132 | 138 | 174 | 130 | 175.41 | 17 | 118 | 102 | 126 | 142 | 172 | 134 | 176.04 | 18 | 120 | 102 | 130 | 144 | 166 | 128 | 175.89 | 19 | 122 | 102 | 128 | 136 | 168 | 132 | 176.82 | 20 | 124 | 102 | 134 | 140 | 170 | 126 | 176.51 | 21 | 116 | 104 | 134 | 136 | 166 | 134 | 175.99 | 22 | 118 | 104 | 132 | 140 | 168 | 128 | 175.33 | 23 | 120 | 104 | 126 | 138 | 170 | 132 | 175.96 | 24 | 122 | 104 | 130 | 142 | 172 | 126 | 175.57 | 25 | 124 | 104 | 128 | 144 | 174 | 130 | 176.32 |
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