查询词典 beam bridge

On the North River Bridge Weicheng CFST arch main bridge construction S233 Provincial Highway Bridge (Gaoyou Depalletizing three to Jiangdu Port Section) under a span of 80.6m CFST arch, rigid tie beam for 1.4m × 1.8m pre-stressed box girder, cast-in-place method using stent Construction .

浅谈北澄子河大桥钢管砼拱主桥施工大桥为S233省道的一座跨径80.6m的下承式钢管混凝土拱桥，刚性系梁为1.4m×1.8m预应力箱形梁，采用支架现浇方法施工。

The Dongping Bridge is a new arcuated built-up system bridges. Half through steel box tied arch and prestressed concrete continuous beam were connected directly, and then the bridge becomes the Cooperation System Bridge with vice-arch.

东平大桥是一种新型的拱梁组合桥，由中承式钢箱系杆拱与预应力混凝土连续梁直接连接形成协作体系，并保留施工过程中的拉杆形成副拱。

Combining the general situation of Jintang bridge engineering,it is used the pier body to preconceal bere and bracket for bridge s construction,and according to bridge s character with a high beam and large area of concretes.

结合金塘大桥工程概况，采用墩身预埋贝雷托架施工，并针对本身梁高混凝土方量大的特点，合理地采取分层二次浇筑，对人洞可能产生的裂纹采取有效的预防措施，并在施工过程中进行了严密的观测和监控，确保支架的安全和箱梁成品质量。

Based on the study achievements of some predecessors,bridge,pier and abutment were simulated by solid element,rail and sleeper were simulated by space beam element,the links of rail,sleeper,bridge,pier and abutment were simulated by spring element,a three-dimensional finite element spatial mechanics model for calculating the rupture force between continuously welded rail and high-speed railway bridge was established.

在吸收前人研究成果的基础上，采用实体单元模拟桥梁及桥梁墩台，采用空间梁单元模拟钢轨及轨枕，采用弹簧单元模拟钢轨、轨枕、桥梁与墩台之间的连接，建立了断轨三维有限元空间力学模型。

Setting the design of pre-stressed concrete coping s 35 m T-beam bridge of Xigang open jetty of Jinfeng Bridge over Meixi River in the city of Shantou as example,it simply introduces the calculation points and design methods of pre-stressed concrete coping s,gives a design reference to the similar bridge projects.

以汕头市梅溪河金凤大桥一西港高架桥35m T型梁桥的预应力混凝土盖梁设计为工程实例，简要介绍了预应力混凝土盖梁的计算要点和设计方法，以供类似桥梁工程的设计参考。

Superstructure design, first determine the type of bridge, structural design, the choice of beam layout and positioning, the bridge is used in assembly-prestressed concrete simple hollow plate girder bridge, followed has been set in accordance with the structural design and calculation with Tendons.

上部结构设计中，首先确定桥的类型，构造的设计，梁板布置的选择和定位，本桥采用的是装配式预应力混凝土简支空心板梁桥，其次根据已定的结构设计和计算配筋。

Bailey bridge is passed between the two beams contact the main truss , the beam above the rails and bridge plate configuration by the material to a fixed pole and line, while the aircraft into a bridge .

贝雷桥是两片主桁架之间通过横梁联系，在横梁上面配置纵梁和桥板，并由撑杆及系材使其固定，而架成桥梁。

Combining the construction and monitoring practice of Tanyaogou Bridge, the article emphasizes the construction technology of beam O of cantilever continuous rigid-frame bridge, which provides the guidance for future construction of continuous rigid-frame bridge.

结合炭窑沟大桥的施工及监控实践，重点介绍了悬臂法浇筑的连续刚构桥中0号梁段施工的技术方法，为今后的连续刚构桥的施工起一些借鉴作用。

When making design with bridge configuration, bridge deck overlay which was only treated as the appendant of bridge, currently not make special calculate and analyze about it, at the same time, current codes also just give directed account for method、material and thickness of deck pavements, there havent any design theory and index to dependent, so it is necessary to do some systemic study about concrete bridge deck overlay and make certain about the stress and distortion characteristic of the deck pavements.

桥面铺装作为特殊的路面结构，它起着保护桥梁和承担路面功能的作用。但是目前，在进行桥梁结构设计时，桥面铺装层只是作为桥梁工程的附属结构，一般不作专门的计算分析，现行规范也只是对桥面铺装的做法、材料、厚度做了指导性的说明，至今没有可以依据的设计理论和指标，因此有必要对桥面铺装展开系统的研究，明确铺装层结构的受力和变形特点。

When train bridge can cause the bridge vibration, the bridge vibration in turn also can affect the vehicles the vibration, namely forms the vehicle bridge coupled oscillation question.

列车过桥时会引起桥梁的振动，桥梁的振动反过来也会影响车辆的振动，即形成车桥耦合振动问题。

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。