|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
2010年07 期
| 標題 |
| 鋼管混凝土提籃拱橋施工階段有限元分析(50 卷) |
| 英文標題 |
| Finite element analysis for construction of concrete-filled steel tubular basket arch bridge |
| 摘要 |
| 廣深港鐵路線廣深段沙灣水道特大橋為鋼管混凝土提籃拱橋，提籃拱橋上部結構可劃分為15個施工階段，對該橋的15個施工階段，分別采用橋梁博士軟件和Midas軟件建立二維平面模型和三維空間模型，進行有限元對比分析，得到各階段拱肋鋼管和拱肋混凝土壓應力以及拱肋鋼管豎向位移， |
| 作者 |
| 新聞作者:王 劍 |
| 關鍵字 |
