|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
2007年12 期
| 標(biāo)題 |
| 施加預(yù)應(yīng)力對框架式混凝土地道橋的影響(47 卷) |
| 英文標(biāo)題 |
| 摘要 |
| 利用ANSYS有限元軟件計算某大型地道橋在不同工況下主要控制部位的變形和應(yīng)力，地 道橋模型中的受力鋼筋分別采用普通鋼筋和預(yù)應(yīng)力鋼筋。對比兩種模型的變形和應(yīng)力大小， 總結(jié)施加預(yù)應(yīng)力后對框架式混凝土地道橋的影響。 |
| 作者 |
| 新聞作者:陳 銳，朱爾玉 |
| 關(guān)鍵字 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 標(biāo)題 |
| 施加預(yù)應(yīng)力對框架式混凝土地道橋的影響(47 卷) |
| 英文標(biāo)題 |
| 摘要 |
| 利用ANSYS有限元軟件計算某大型地道橋在不同工況下主要控制部位的變形和應(yīng)力，地 道橋模型中的受力鋼筋分別采用普通鋼筋和預(yù)應(yīng)力鋼筋。對比兩種模型的變形和應(yīng)力大小， 總結(jié)施加預(yù)應(yīng)力后對框架式混凝土地道橋的影響。 |
| 作者 |
| 新聞作者:陳 銳，朱爾玉 |
| 關(guān)鍵字 |
| COPYRIGHT?2001-2025 CHINA ACADEMY OF RAILWAY SCIENCES CORPORATION LIMITED，ALL RIGHTS RESERVED | ||
|
