| 桥上无缝线路温度伸缩力的分析与研究 |
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| 引用本文： | 彭旭民,荆秀芬.桥上无缝线路温度伸缩力的分析与研究[J].桥梁建设,2006(1):12-15. |
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| 作者姓名： | 彭旭民 荆秀芬 |
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| 作者单位： | 1. 中铁大桥局集团桥科院有限公司,湖北,武汉,430034;同济大学土木工程学院,上海,200092
2. 中铁大桥局集团桥科院有限公司,湖北,武汉,430034 |
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| 摘 要： | 介绍了高速铁路三跨简支梁桥上无缝线路固定区温度伸缩力的试验研究成果,通过实测及理论计算,分析了温度伸缩力在墩台及钢轨上的分布情况。
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| 关 键 词： | 无缝线路 简支梁桥 应力 位移 温度 测试 计算 |
| 文章编号： | 1003-4722(2006)01-0012-04 |
| 收稿时间： | 2005-04-30 |
| 修稿时间： | 2005年4月30日 |
Analysis and Study of Temperature Expansion Force of Jointless Track on Bridge Deck |
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| PENG Xu-min,JING Xiu-fen.Analysis and Study of Temperature Expansion Force of Jointless Track on Bridge Deck[J].Bridge Construction,2006(1):12-15. |
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| Authors: | PENG Xu-min JING Xiu-fen |
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| Institution: | 1. Bridge Science Research institute Ltd., China Zhongtie Major Bridge Engineering Group, Wuhan 430034, China; 2. Institute of Civil Engineering, Tongji University, Shanghai 200092, China |
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| Abstract: | The results of test study of temperature expansion force at fixing zones of the jointless track on deck of a 3-span high-speed railway simply-supported girder bridge are presented.Based on field measurements and theoretic calculation,the distribution of the temperature expansion force on piers,abutments and steel rails of the bridge is analyzed. |
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| Keywords: | jointless track simply-supported girder bridge stress displacement temperature measurement calculation |
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