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Table 7 Natural frequencies for the WS-H10 after increasing 5% of face layer elastic parameters

From: Parametric study on dynamic responses of stiffened sandwich composite bridge deck panel

  Natural frequency (cycle/time) due to 5% increment of elastic parameters
Mode WS-H10 Ex Ey Ez υxy υxz υyz Gxy Gxz Gyz
1 104.32 104.33 104.32 104.33 104.32 104.32 104.32 104.35 104.63 104.33
2 273.16 273.16 273.16 275.11 273.16 273.16 273.16 273.18 273.16 273.17
3 332.62 332.62 332.62 334.18 332.62 332.62 332.62 332.65 332.93 332.63
4 629.80 629.87 629.80 629.82 629.80 629.80 629.80 629.83 630.52 629.84
5 669.53 669.54 669.53 674 669.53 669.53 669.53 669.57 669.53 669.56
6 713.06 713.08 713.06 717.19 713.06 713.06 713.06 713.12 713.31 713.1
7 772.43 776.66 772.43 772.44 772.43 772.43 772.43 772.58 772.51 772.44
8 775.83 779.19 775.83 775.85 775.83 775.83 775.83 775.88 776.66 775.98
9 777.49 784.03 777.49 777.5 777.49 777.49 777.49 777.63 777.64 777.51
10 821.08 826.28 821.08 821.76 821.09 821.08 821.08 821.22 821.39 821.11