|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
2010年12 期
| 標題 |
| 汶川地震中高路堤的抗震響應分析(50 卷) |
| 英文標題 |
| Seismic response analysis for high embankment during Wenchuan earthquake |
| 摘要 |
| 高路堤是我國西部山區(qū)常見的路基形式。隨著路堤高度和材料性質確定后，其圓頻率和自振周期也隨之確定。高路堤在相同PGA而卓越周期差別較大的地震波作用下，其動力響應大不相同。在我國規(guī)范中，普遍以PGA作為路堤邊坡設計的依據,其合理性有待考慮。利用大型通用有限元軟件ABAQ |
| 作者 |
| 新聞作者:閔衛(wèi)鯨，張炳焜，李磊，張建經 |
| 關鍵字 |
