Shock and Vibration / 2017 / Article / Tab 8

Research Article

Benchmark Solution for Free Vibration of Moderately Thick Functionally Graded Sandwich Sector Plates on Two-Parameter Elastic Foundation with General Boundary Conditions

Table 8

Fundamental frequency parameter Ω for Type 2-2 annular sector plate with various boundary conditions (, = 0.2, , and = 350°).

SchemeBoundary conditions
CCCCCSDCSDCFCFSSSSCE1E1E1E2SE2SE1E1E1E1E2E2E2E2E3E3E3E3

0-1-10.588.49288.45988.18043.93634.43480.91017.57380.93717.470
575.95675.92975.67739.87530.84471.20218.04671.22717.952
2073.50973.48373.23538.73430.33769.25018.16769.27518.075
1-1-10.575.22375.19774.94639.35930.75970.63318.11070.65918.017
569.90369.87869.64235.86330.03466.36218.48566.38818.396
2068.81968.79468.56334.92229.97465.47418.58065.49918.492
2-2-10.572.48272.45672.21437.58830.37568.45418.31168.47918.220
566.47266.44666.23132.80629.89063.50518.78063.53118.694
2064.79164.76564.56131.45829.77162.06818.88862.09318.804
1-2-10.577.05277.02576.77339.89031.27372.10518.06672.13117.971
568.51568.48968.26234.53930.00665.22218.62265.24818.534
2066.70266.67666.46032.99529.90463.70418.76363.73018.677
1-8-10.580.97280.94280.68540.80432.53075.24017.99575.26617.897
565.24065.21465.00831.88829.77462.43818.85462.46318.769
2060.92760.90260.71628.92129.26258.67419.03958.69818.957

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