无阻尼位移动力系数与频率比关系图

0.001.00000.011.00010.021.00040.031.00090.041.00160.051.00250.061.00360.071.00490.081.00640.091.00820.101.01010.111.01220.121.01460.131.01720.141.02000.151.02300.161.02630.171.02980.181.03350.191.03750.201.04170.211.04610.221.05090.231.05590.241.06110.251.06670.261.07250.271.07860.281.08510.291.09180.301.09890.311.10630.321.11410.331.12220.341.13070.351.13960.361.14890.371.15860.381.16880.391.17940.401.19050.411.20210.421.2142

无阻尼位移动力40 35 30 25 数系20 力动移15 位10 5 0 0.00 0.27 0.54 0.81 1.08 频率比说明：

1、位移动力系数反应了惯性力的影响；2、计算公式：

=11-2，=3、当 β接近1时， 将趋于无穷大，结构产生共振现象；

0.430.440.450.460.470.480.490.500.510.520.530.540.550.560.570.580.590.600.610.620.630.640.650.660.670.680.690.700.710.720.730.740.750.760.770.780.790.800.810.820.830.840.850.860.870.880.891.22681.24011.25391.26841.28351.29941.31601.33331.35151.37061.39061.41161.43371.45691.48131.50691.53401.56251.59261.62441.65811.69381.73161.77181.81461.86011.90881.96082.01652.07642.14092.21042.28572.36742.45642.55362.66032.77782.90783.05253.21443.39673.60363.84024.11354.43264.8100

0.900.910.920.930.940.950.960.970.980.991.001.011.021.031.041.051.061.071.081.091.101.111.121.131.141.151.161.171.181.191.201.211.221.231.241.251.261.271.281.291.301.311.321.331.341.351.365.26325.81736.51047.40198.591110.256412.755116.920525.252550.2513#########49.751224.752516.420412.25499.75618.09066.90136.00965.31634.76194.30853.93083.61143.33783.10082.89352.71082.54842.40332.27272.15472.04751.94971.86011.77781.70181.63161.56641.50581.44931.39651.34701.30061.25691.21581.1770

1.371.381.391.401.411.421.431.441.451.461.471.481.491.501.511.521.531.541.551.561.571.581.591.601.611.621.631.641.651.661.671.681.691.701.711.721.731.741.751.761.771.781.791.801.811.821.831.14041.10571.07281.04171.01200.98390.95700.93140.90700.88370.86140.84010.81960.80000.78120.76310.74580.72910.71300.69750.68260.66830.65440.64100.62810.61560.60350.59190.58060.56960.55900.54870.53880.52910.51970.51060.50180.49320.48480.47670.46880.46120.45370.44640.43930.43250.4257

1.841.851.861.871.881.891.901.911.921.931.941.951.961.971.981.992.002.012.022.032.042.052.062.072.082.092.102.112.122.132.142.152.162.172.182.192.202.212.222.232.242.252.262.272.282.292.300.41920.41280.40660.40050.39460.38880.38310.37760.37220.36700.36180.35680.35190.34710.34240.33780.33330.32890.32460.32040.31630.31230.30830.30440.30060.29690.29330.28970.28620.28270.27940.27610.27280.26960.26650.26340.26040.25750.25460.25170.24890.24620.24350.24080.23820.23560.2331

2.312.322.332.342.352.362.372.382.392.402.412.422.432.442.452.462.472.482.492.500.23060.22820.22580.22340.22110.21880.21660.21440.21220.21010.20800.20590.20390.20190.19990.19800.19600.19420.19230.1905

移动力系数与频率比关系曲线1.35 1.62 1.89 2.16 2.43 比大，结构产生共振现象；