Simulation of prestressed bridge transformed from simple-supported system into continuous system;
简支转连续预应力桥梁的仿真
Three finite element models were established to analysis the stress of the anchorage zone of the external prestressed bridge,considering the function of angle iron,steel tie plate,external prestressed steel tube,reinforcement network and distributing reinforcement.
采用3种有限元分析模型进行体外预应力桥梁锚固块的应力分析,分别考虑角钢、钢垫板、体外预应力钢管,钢筋网和分布钢筋对锚固块的影响,并对3种有限元模型计算结果进行分析对比。
At present, prestressed bridge is the throat hub of the city roads, highways, railway lines.
目前,预应力桥梁是城市道路、高速公路、铁路等线路的咽喉要道,在国民经济建设中起着举足轻重的作用。
Based on the analysis of rock slope stability,and the foundation mechanical model of non linear unipoium load was established,the formulas for stress and displacement of depth of z in a foundation were deduced by superposition principle in the plane perpendicular to the axis of the beam in prestressed anchor-Rope and groundsill structure.
在分析岩体边坡稳定性的基础上,建立受非均布线形荷载作用的地基力学模型,应用叠加原理推导出岩体表面在上述荷载作用下,预应力锚索-地梁结构中垂直于梁轴线的平面内的地基中深z处的应力和位移计算公式,为研究预应力锚索-地梁结构在岩体中传递规律提供了理论基础。
finsterwalder prestressing method
以自重桥梁结构预应力法
Application of ANSYS in the pre-stressed box-girder bridge structure analysis
ANSYS在预应力箱梁桥结构分析中的应用
Thermal Stress Behavior and Arithmetic Realization of Bridge Structure;
桥梁结构温度应力行为及其算法实现
A Method of Calculating the Center Line of Gravity of Prestressing Force of Steel in Plane Curved Girder Bridges
曲线梁桥预应力钢筋合力重心线计算方法
Study on Structural Behavior of Prestressed Steel-concrete Composite Beam Bridge;
预应力钢-混凝土组合梁桥结构行为研究
The Optimization Design on the Superstructure of the PC Continuous Box Girder Bridge;
预应力连续箱梁桥上部结构的优化设计
Structural Calculation and Analysis of 40m + 60m + 40m Pre-stressed Concrete Continuous Beam Bridge
40m+60m+40m预应力混凝土连续梁桥结构计算分析
Application of Prestressed Concrete Composite Box-girder Structure with Corrugated Steel Webs in Bridge Engineering in China
波形钢腹板预应力混凝土组合箱梁结构在中国桥梁工程中的应用
The Study on Determination of Prestressing Force on Prestressed Concrete Bridge Structure in Service;
在役预应力混凝土桥梁结构现存预应力测试理论与技术研究
This paper introduces structure of waveform steel web prestress concrete box girder and construction method for several bridges.
介绍了波形钢腹板预应力混凝土箱梁的结构和几座桥梁的施工方法。
Prestressed Structural Reliability Analysis and Maintenance of the Structure of Degradation
预应力简支桥梁结构可靠度分析及结构退化维修
Application and analyzation of bonded prestressed structure beam's construction technique
有粘结预应力结构梁施工工法应用与研究
The Calculation and Research on Prestressed Loss of Long Span Rigid-continuous Composite Beam Bridge;
大跨径刚构—连续组合梁桥结构计算与预应力损失研究
The long span cable truss bridge is a brand new kind of long span bridges which composed of prestressed cable trusses, main towers, anchorages and stiffing girders.
大跨索桁桥是一种全新的桥梁结构体系,由预应力索桁架、塔、碇和加劲梁4个主要部分构成。
Analysis of Spatial Mechanical Behavior of Pylon and Girder Temporary Fixity Structures of PC Cable-Stayed Bridges
预应力混凝土斜拉桥塔梁临时固结构造空间受力分析
Influence of Structural Internal Force Caused by Different Closing Order of the Pretressed Concrete Continunous Beam Bridge
预应力混凝土连续梁桥合龙顺序对结构内力的影响分析
AN IDENTIFICATION METHOD FOR FUNDAMENTAL FREQUENCY OF BRIDGE FROM DYNAMIC RESPONSES DUE TO PASSING VEHICLE
从过桥车辆响应中识别桥梁结构基本自振频率的方法
The Beam-Slab-Combined Design Method for Prestressed Concrete Frame Structures;
预应力混凝土框架结构梁板结合设计方法研究