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2009年09 期
| 標(biāo)題 |
| 32 m預(yù)應(yīng)力混凝土簡支雙T梁橫向加固技術(shù)研究(49 卷) |
| 英文標(biāo)題 |
| Study on transverse strengthening of 32 m-span prestressed concrete simply-supported double T-shaped beams |
| 摘要 |
| 針對既有線上大量預(yù)應(yīng)力混凝土簡支雙T梁橋出現(xiàn)橫向剛度不足、橫向振幅超限問題，采用大型有限元軟件ANSYS，以雙T梁實際尺寸建立有限元模型，對梁體加固前、后進(jìn)行模態(tài)分析。在分析大量計算數(shù)據(jù)的基礎(chǔ)上，綜合考慮梁體橫向和豎向剛度的變化，確定了較為合理的橫向加固方案。實 |
| 作者 |
| 新聞作者:王新剛，朱德華，聞寶聯(lián) |
| 關(guān)鍵字 |
