|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
2010年07 期
| 标题 |
| 不同高墩形式下连续刚构桥动力性能分析(50 卷) |
| 英文标题 |
| Dynamic performance analysis of continuous rigid-framed bridge with different forms of high piers |
| 摘要 |
| 应用有限元程序ANSYS，分析了杏沟大桥采用钢筋混凝土四柱式实心桥墩、双薄壁式实心墩、独柱实心墩时的动力性能。研究表明：在桥墩截面积相等条件下，这三类桥梁自振频率依次增大，且采用四柱式实心墩和双薄壁式实心墩的桥梁振型较为接近，而与独柱式实心桥墩相差较大。前两类 |
| 作者 |
| 新闻作者:杨雅勋，李子春 |
| 关键字 |
