流变性土排桩地基的禁振带隙
杨华中,赵建昌,余云燕,王立安
Vibration suppression band gap of rheological soil row piles foundation
Hua-zhong YANG,Jian-chang ZHAO,Yun-yan YU,Li-an WANG
表 2
不同阻尼比取值下的带隙结果
Tab.2
Band gap results with different damping ratios
η
(
ξ
d
)
max
Rayleigh模型
流变模型(
τ
= 0.001 s)
[
f
l
,
f
u
]
f
u
−
f
l
[
f
l
,
f
u
]
f
u
−
f
l
1
0
[0.619, 0.730]
0.111
[0.619, 0.730]
0.111
1.2
0.083
[0.620, 0.731]
0.111
[0.704, 0.781]
0.077
1.4
0.149
[0.621, 0.732]
0.111
[0.719, 0.788]
0.069
2.0
0.283
[0.626, 0.737]
0.111
[0.760, 0.809]
0.049
10
0.606
[0.648, 0.759]
0.111
[0.915, 1.096]
0.181
100
0.697
[0.657, 0.765]
0.108
[1.165, 1.608]
0.443
200
0.702
[0.659, 0.766]
0.107
[1.383, 1.790]
0.407