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Table 7 Eigenfrequencies given in [ Hz ] for the conform and the new method with the corresponding deviation in [%] for the elastomer thickness 3[cm]

From: A new mortar formulation for modeling elastomer bedded structures with modal-analysis in 3D

  Elast 1 Elast 3 Elast 5
EW Conform New % diff Conform New % diff Conform New % diff
  method method   method method   method method  
1 46.873 46.828 0.096 42.043 42.282 0.568 29.716 30.419 2.367
2 51.223 51.504 0.549 47.783 48.655 1.825 36.608 37.718 3.033
3 60.827 61.081 0.416 50.929 51.658 1.432 37.274 39.155 5.047
4 76.991 78.028 1.347 65.466 68.104 4.031 48.848 51.360 5.143
5 103.857 104.722 0.833 88.359 89.365 1.139 76.357 76.166 0.251
6 138.595 139.275 0.491 101.474 103.915 2.406 79.253 79.477 0.283
7 151.783 152.988 0.794 119.491 121.222 1.449 84.601 88.684 4.826
8 153.680 156.466 1.813 119.571 127.398 6.546 103.182 102.752 0.416