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2005年05 期
| 标题 |
| 既有线钢桁梁桥横向刚度加固技术(26 卷) |
| 英文标题 |
| Research on Reinforcement Technique to Enhance Lateral Stiffness of Steel Truss Bridge on Existing Railway |
| 摘要 |
| 对提速线路上5座不同跨度横向振幅严重超限的单线钢桁梁的车桥耦合振动进行分析，提出通过加强下弦杆和上、下平纵联斜杆的加固方案，并据此实施加固。桁梁加固前后理论计算和动力测试结果的分析与比较表明，加固后的桁梁自振频率得到明显提高，跨中横向振幅大幅降低，各项动力 |
| 作者 |
| 新闻作者:顾建新，夏炜，徐利军，王水龙 |
| 关键字 |
