吉林大桥

吉林松花江大桥桩基础工艺的研究及应用

Research and application of a basic technology of the Songhua River bridge in Jilin

利用结构分析程序ANSYS对吉林兰旗松花江大桥的自振特性进行了分析研究，得出了前15阶频率和相应振型。

The advanced analysis program ANSYS is used to get the 15 frequencies and corresponding vibration modes .

吉林兰旗松花江大桥是单索面双塔半漂浮体系斜拉桥，主跨240m，其体系独特，桥位处于地震烈度7度区，因此，分析其地震响应是非常重要和有意义的。

Lanqi Songhua River Bridge in Jilin City is a concrete cable-stayed bridge with double towers and single cable plane , which is 240 meter . The earthquake intensity of the situation of this bridge is VII and the system of this bridge is peculiar .

吉林兰旗松花江大桥抗震分析与研究

Aseismatic Research on LanQi SongHua River Bridge

吉林兰旗松花江大桥结构模型试验及计算机仿真分析

Model Test and the Computer Simulation Analysis of LanQI SongHua River Bridge in JiLin Province

吉林兰旗松花江大桥主缆、索夹、吊索的设计

Main Cable , Cable Clip , and Suspender Cable Design of Songhua River Bridge in Lanqi of Jilin

以吉林兰旗松花江大桥为例，建立了半飘浮体系斜拉桥的有限元模型，研究了半飘浮体系斜拉桥的动力特性、地震反应。

Based on LanQi SongHua River Bridge , the dynamic character and seismic response of the half floating structural system were investigated by using space finite element model .

对斜拉桥的斜拉索、主梁结构、支承、联接等结构细节模型进行了评述与分析后，建立了吉林兰旗松花江大桥的动力计算模型。

The main research work covers the following aspects : ( 1 ) After investigating the properties of cable-stayed bridge component , i.e. the cables deck and joints in detail , the bridge model with reference to Lanqi Songhua cable-stayed bridge for seismic analysis is established .