以不同损伤程度下斜拉索张力指标作为神经网络的训练与测试输入,由神经网络的输出来指示损伤位置。
Taking cable tension indices as inputs of neural network for both training and testing, damage locations are indicated by the outputs of the network.
由于是第一次在火车站站房中使用斜拉索结构,其奇特的建筑造型,给结构设计带来很多困难。
The special architectural form leads to many difficulties in structural design, in which cable-stayed structure is used in railway station for the first time.
船首斜桅的顶视图和斜桁帆桁滑轮,方便装配帆和索具。
Spritsail Yard top view of the bowsprit and spritsail yard blocks, almost ready to be rigged.
艏斜桁撑杆,艏斜桁撑杆支索一种直立索具,用以加固船首斜桁和船斜帆桁,以抵御船头支索力量。
Any of several parts of standing rigging strengthening the bowsprit and jib boom against the force of the head stays.
作为实例,对洞庭湖大桥的斜拉索进行了张力测试和参数评估。
As an example, tension force testing and parameter estimation on a st ay-cable of Dongting Lake Bridge were processed.
南京火车站主站房预应力钢屋盖采用桅杆斜拉索悬挂钢结构型式。
The prestressed steel roof of Nanjing railway station is suspended by cables.
为斜拉索拱体系在初始状态下的预张力取值提供了设计依据。
The result proposes the design basis for the cable-arch structures.
通过十堰体育场斜拉索的施工过程,介绍了一种拉索施工的实用方法。
It presents a practicality construction method for stay cable, by introducing the cable construction of Shiyan Stadium.
斜拉索安装工艺改进后,有效地保护了斜拉索层,提高了工作效率和安全性。
Technic improvements in process of stayed cable installation efficiently protect PE cable, and enhance work efficiency and security.
为此利用斜拉索外形与索力的协调方程,提出了一种适合斜拉索非线性分析的状态修正法,并由算例证明了此法的正确性、实用。
By using the harmonic equation of the tension and shape of stay cable, a state revision method is presented for the nonlinear analysis of stay cable in this paper.
斜拉桥桥跨结构的重量和桥上活载绝大部分或全部通过斜拉索传递到索塔上。
斜拉桥由于多因素的影响,致使部分斜拉桥运营一段时间后需要全部或部分更换斜拉索。
Affected by various factors, the whole or part of the stay cables of some cable-stayed Bridges have to be replaced after a period of operation.
掌握锚固区域在斜拉索作用下的应力大小及分布是十分重要的。
It is very important to know the stress distribution of anchorage zones under cable forces.
研究由桥面振动引起的斜拉索参数共振和亚谐波共振问题。
The parametric and subharmonic resonances of stay cables excited by the vibration of deck are investigated.
本文通过吊桥模型实验研究在传统型式吊桥上增设斜拉索后对结构在外荷载作用下的刚度的影响。
Based on the model test, in this paper, the stiffening-effect of inclined cable installed in the suspension bridge of traditional type is studied.
还通过实例计算对斜拉索大幅振动特性进行了讨论分析。
The large amplitude vibration character of stay cables is discussed via calculation of concrete examples.
试验结果表明系统在不增加测试时长情况下能有效提高斜拉索固有频率估计的精度,从而能得到精确索力值。
Experiment result also proves that system can improve the measuring precision effectively and then get the more accurate cable force in the case of not increasing the measuring time.
针对工程实践,简要介绍斜拉索制造的技术条件、原材料、生产工艺、质量保证体系等。
The system of quality control, production technology, raw materials and the technical conditions of the cable manufacture in this engineering practice are presented.
斜拉索由于其几何非线性,其精确解尚未解决。
Due to geometric nonlinearity, the precise solution to stayed cables remains unsolved.
提出了斜拉桥调索计算的斜拉索虚拟温度荷载法,给出了该方法的计算流程和迭代表达式。
Virtual temperature load method to adjusting the tension force in the cable is proposed, and its computing procedure and iteration expression are given.
在塔上安装大吨位的斜拉索时首次采用两道索夹牵引的方法,减小了导链引索的引力,有效避免了斜拉索的滑脱。
A method of two cable-nip traction is first applied when large tonnage cables are installed, all these decrease draught force of leading chain, and avoid surging for stayed cable efficiently.
斜拉桥和斜拉索是几何非线性明显的结构。
Cable-stayed bridge and stayed cable are obviously geometrically nonlinear structures.
介绍了斜拉索风雨振现场观测与振动控制研究的情况。
On-site observation of wind-rain induced vibration of stay cables and its control were studied.
简要介绍武汉白沙洲大桥主桥上部结构的钢箱梁、高强螺栓、预应力混凝土箱梁、斜拉索的施工工艺和质量控制措施。
Construction technology and quality control measures for steel box girder, high-strength bolt, prestressed concrete box girder and inclined cable are briefly introduced.
以兰州市小西湖黄河大桥为例,说明部分斜拉桥斜拉索在设计上的一些主要特点。
The design characteristics of stay cables of partially cable stayed bridge referring to Xiaoxihu Yellow River Bridge in Lanzhou are presented.
在拉索上附加耗能减振阻尼器是斜拉索振动控制的主要手段之一,而拉索在附加非线性粘性阻尼器后的阻尼特性尚未见试验研究报道。
Dampers have been used for vibration mitigation of stay cables; however, there are few literatures on the test of full-scale stay cable attached with nonlinear viscous damper.
在拉索上附加耗能减振阻尼器是斜拉索振动控制的主要手段之一,而拉索在附加非线性粘性阻尼器后的阻尼特性尚未见试验研究报道。
Dampers have been used for vibration mitigation of stay cables; however, there are few literatures on the test of full-scale stay cable attached with nonlinear viscous damper.
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