分析了U形钢束作用下索塔锚固区应力大小及分布情况。
The stress distribution of cable-pylon anchorage zones under U-prestressing tendon is analyzed.
采用非线性有限元方法计算了索梁锚固区的极限承载力。
Ultimate bearing capacity of cable-girder anchorage zone was calculated by nonlinear FE analysis.
因此，索梁锚固区是矮塔斜拉桥设计和施工的难点和关键。
So, cable-girder anchorage is the difficult and important part in designing and constructing of Extradosed cable-stayed bridge.
本文简要介绍了索塔锚固区节段足尺模型试验及试验结果。
This thesis sets out to make brief introduction of the full-scale model test and test result of the anchorage zone of the pylon.
斜拉桥索梁锚固区的应力大小及分布是影响设计的关键因素。
The stress and its distribution of the cable beam anchorage zone are the key factors of the design of cable stayed bridge.
模型的抗裂安全系数大于1.65，索塔结构锚固区设计安全可靠。
The model anti-crack safety coefficient are bigger than 1.65, the anchorage zone of the pylon are safely and reliable.
天津保定桥为独塔单索面钢箱梁斜拉桥，索塔锚固区采用钢锚箱结构。
Steel anchor box structure was used in the cable-tower anchorage zone.
计算结果表明，试验模型能够较好地反映实桥索梁锚固区的受力特性。
The analysis results that the stress distribution at the anchorage zone of the bridge modeled by different models are very similar.
斜拉桥中塔索锚固区受力和结构都比较复杂，属于斜拉桥中的关键部位。
In cable-stayed Bridges the force and structure in pylon-cable anchorage area are more complex. The area belongs to a key part in a cable-stayed bridge.
指出预留孔道削弱了锚固区抗劈裂的能力，成为降低开裂荷载的主要因素。
It is pointed out that the cause of decrease in cracking load is mainly due to the presence of ducts in concrete elements which weaken the bursting resistance of the anchorage zone.
钢板和混凝土塔壁之间的连接的是否可靠，关系到整个索塔锚固区的安全。
Whether the connection between steel plate and concrete pylon wall was reliable related to the safety of the whole anchorage zone of pylon.
斜拉桥中塔索锚固区受力和结构都比较复杂 ，属于斜拉桥中的关键部位。
Process experiment of SFRC for anchorage zone between steel anchorage box and cable in bridge tower;
增加横向钢筋应均匀分布在锚固区和搭接的间距应不超过5倍的纵向钢筋直径。
The additional transverse reinforcement should be uniformly distributed in the anchorage zone and the spacing of bars should not exceed 5 times the diameter of the longitudinal reinforcement.
因边跨散索套重量及锚固区设置影响，主缆空缆线形即为有散索套重量下的空缆线形。
Due to the influence of the weight and anchorage zone of the side span splay casting, unloaded cable shape is the shape with splay casting weight.
研究焊缝长度、加劲肋和横隔板等对腹板应力的影响，探讨锚固区设计的进一步优化。
For further optimization design, the influences of weld length, stiffening rib and diaphragm plate for the web stresses distribution are studied and compared.
本文以在建中的金塘大桥的索塔锚固区剪力键选型试验和节段足尺模型试验为项目背景。
The type of shear connectors selection test and full-scale model test for the anchorage zone segment of Jintang Bridge, which is under-construction, were the project background.
在分析中，把锚固区作为正交各向异性体来处理，而锚固区外的围岩仍然看作各向同性体。
In the analysis, anchor age circumscription is to be treated as orthogonal anisotropic medium and the wall rock exceeding the anchorage cirrs umscription as isotropic medium.
研究内容主要包括：端部、内部中心锚固区的有限元分析，并对已有的拉压杆模型提出修正方法。
The STM models were proposed for design of anchorage zone. The distribution of interior stresses in anchorage zones was analysed by finite element method (FEM).
芜湖长江大桥桥塔拉索锚固区为预应力混凝土箱形结构，无中间梁，索塔锚固区为单箱单室结构。
The cable anchoring zone on the cable tower of the Wuhu Yangtze River bridge is of pre stressed reinforced concrete box structure without intermediate beam.
索塔·拉索锚固区是斜拉桥的关键部位，拉索的集中力将通过这一部位安全、均匀地传递到塔柱中。
The anchorage zone of the pylon is a key part for cable-stayed Bridges, where the concentrated force of cable will be transferred to the pylon safely and uniformly.
索塔·拉索锚固区是斜拉桥中的关键部位，其作用是将拉索的局部集中力安全，均匀地传递到塔柱。
Anchorage zone of pylon, which is a key part of cable-stayed bridge, can pass local concentrated cable force to the tower column safely and uniformly.
现代斜拉桥在满足功能要求的前提下，也更加注重景观设计，这也就限制了索塔锚固区的截面尺寸。
Modern cable-stayed Bridges not only meet the needs of the function, but also attach importance to the landscape design, so it restricts the sectional dimension of the anchorage.
对用预应力框架柱中所配的纵筋和箍筋代替锚固区钢筋网片的局部承压进行了12个试件的试验研究。
The partially pressed tests of 12 rc members using longitudinal-steel and hoop-steel instead of reinforcing mat in anchoring area are made.
而主梁锚固区又是矮塔斜拉桥的一个关键传力部位，其基本功能是将拉索的强大集中力，安全、均匀地传递到主梁。
However, cable-girder anchorage is a key part for cable-stayed Bridges, where the local concentrated force of cable will be transferred to the girder safely and uniformly.
该文介绍了济南黄河三桥索塔锚固区水平受力性能试验模型的设计；通过有限元分析，对试验模型和实际结构的受力进行了比较。
The article introduces the design of level bearing performance experiment model for cable pylon anchorage zone of Yellow River No.
本文以杭州湾跨海大桥北航道非通航孔桥为工程背景，对大跨度预应力混凝土箱梁锚固区混凝土的应力应变分布特征进行了分析研究。
A study of the stress and strain distribution of anchorage zone in a long span PC box girder was undertaken in the background of Hangzhou Bay Bridge project.
采用 板壳单元和梁单元建立了索 梁锚固结构的有限元模型，对索 梁锚固区在最不利荷载 组合作用下的受力性能进行了研究；
The finite element model with shell element and beam element was established, the mechanical behavior of anchorage zone under the most unfavorable load was analyzed.
另外，对本桥的索梁锚固区域的结构和配索合理性进行了验证，结果表明了该桥索梁锚固区三向预应力布置的合理性，以及锚固区结构设计的合理性。
Rationality of construction and prestressed tendon layout around cable-girder anchorage zone is also tested in this paper. The result indicates that the design of anchorage zone is appropriate.
另外，对本桥的索梁锚固区域的结构和配索合理性进行了验证，结果表明了该桥索梁锚固区三向预应力布置的合理性，以及锚固区结构设计的合理性。
Rationality of construction and prestressed tendon layout around cable-girder anchorage zone is also tested in this paper. The result indicates that the design of anchorage zone is appropriate.
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