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on wuhu
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  芜湖
     Coupling vibration analysis of main span on Wuhu Yangtze-River Bridge
     芜湖长江大桥斜拉桥的车桥耦合振动分析
短句来源
     Design of Railway Approach Continuous Girder over River Dyke on Wuhu Bank, Wuhu Changjiang River Bridge
     芜湖长江大桥芜湖岸铁路引桥跨大堤连续梁设计
短句来源
     Study on Wuhu Bus GIS Development
     芜湖市公交GIS开发研究
短句来源
     A Research on Urban Traffic Network Based on Space Syntax:A Case Study on Wuhu City
     基于空间句法的城市交通网络特征研究——以安徽省芜湖市为例
短句来源
     The 3D free vibration properties of the cable stayed bridge on Wuhu Yangtze River bridge, which is of 180 m+312 m+180 m span, are analyzed by space bar FEM model and also by space bar slab solid hybrid FEM model.
     针对芜湖长江大桥主桥 180 m +312 m +180 m的斜拉桥 ,分别采用空间杆系有限元模型与空间杆系 -板-实体混合单元有限元模型分析了桥梁的空间自振特性 ,两种模型的计算结果取得了较好的一致。
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  相似匹配句对
     were made in the city of wuhu.
     根据城市功能结构分区,将芜湖市鸟类划为五个鸟类群;
短句来源
     The Phytoplankton of Lake Jinghu of Wuhu
     芜湖镜湖的浮游植物
短句来源
     Quality standard of Wuhu Powder
     五虎散质量标准的研究
短句来源
     EVALUATION OF LAND UTILIZATION IN WUHU GITY
     芜湖市土地利用评价
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The 3D free vibration properties of the cable stayed bridge on Wuhu Yangtze River bridge, which is of 180 m+312 m+180 m span, are analyzed by space bar FEM model and also by space bar slab solid hybrid FEM model. Their results agree well to each other, The coupling vibration responses of vehicle bridge system under a running train are calculated. Results show that, though the ratio of deflection to span for bridge under design load is up to 1/587,the train can pass it safely and comfortably, and...

The 3D free vibration properties of the cable stayed bridge on Wuhu Yangtze River bridge, which is of 180 m+312 m+180 m span, are analyzed by space bar FEM model and also by space bar slab solid hybrid FEM model. Their results agree well to each other, The coupling vibration responses of vehicle bridge system under a running train are calculated. Results show that, though the ratio of deflection to span for bridge under design load is up to 1/587,the train can pass it safely and comfortably, and the bridge is of enough vertical and transverse stiffness.

针对芜湖长江大桥主桥 180 m +312 m +180 m的斜拉桥 ,分别采用空间杆系有限元模型与空间杆系 -板-实体混合单元有限元模型分析了桥梁的空间自振特性 ,两种模型的计算结果取得了较好的一致。并采用空间杆系有限元模型 ,对该斜拉桥在列车活载和公路活载下实际运营中的车桥动力响应进行了分析 ,计算结果表明 ,尽管该斜拉桥在设计荷载 (中—活载 )下的挠跨比达 1/ 5 87,列车通过桥梁时的舒适性与安全性仍能满足要求 ,桥梁具有足够的竖向与横向刚度。

The 3D free vibration properties of the cable stayed bridge on Wuhu Yangtze river bridge, which is of 180+312+180m span,are analyzed by space bar FEM model. The coupling vibration responses of vehicle bridge system under moving trains are calculated. Based on the reasonable assessment index,the train running safety and comfort of the bridge are analyzed in detail.Results show that,though the ratio of deflection to span for bridge under design load is 1/587 , the train can pass it safely and comfortably.12...

The 3D free vibration properties of the cable stayed bridge on Wuhu Yangtze river bridge, which is of 180+312+180m span,are analyzed by space bar FEM model. The coupling vibration responses of vehicle bridge system under moving trains are calculated. Based on the reasonable assessment index,the train running safety and comfort of the bridge are analyzed in detail.Results show that,though the ratio of deflection to span for bridge under design load is 1/587 , the train can pass it safely and comfortably.12 tabs,4 figs, 8 refs.

基于合理的列车走行安全性和舒适性评价指标 ,针对芜湖长江大桥主跨 1 80 +3 1 2 +1 80 m斜拉桥 ,采用空间杆系单元建立了桥梁的有限元模型 ,分析了桥梁的空间自振特性 ,运用文献 [1 ]提出的车桥耦合动力分析理论与方法 ,计算了桥梁在实际运营列车荷载作用下的车桥动力响应 ,对列车通过桥梁时的走行安全性与舒适性进行了详细分析。研究结果表明 ,尽管该斜拉桥在设计荷载下(中—活载 )的挠跨比达 1 /5 87,列车通过桥梁时的舒适性与安全性仍能满足要求。

The railway approach spans of Wuhu Changjiang River Bridge are composed of bridge types of simplysupported girders, continuous girders, continuous rigid frames and steel trusses. In this paper, the design of railway continuous girders over river dyke on Wuhu bank is dealt with.

芜湖长江大桥铁路引桥由简支梁、连续梁、连续刚构、钢桁梁多种桥型组成。主要介绍该引桥跨芜湖岸长江大堤的铁路连续梁的设计。

 
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