Computation model of additional longitudinal forces of continuously welded rails on bridges;
桥上无缝线路附加力计算模型
The interrelated action principle of beam and rail of continuously welded rails on bridge is the pivotal technique of track engineering.
桥上无缝线路梁轨相互作用是轨道工程的关键技术。
Application of generalized variational principle to calculation of additional expansion and contraction forces of CWR on bridge;
广义变分原理在桥上无缝线路伸缩附加力计算中的应用
The author applies generalized variational methods to calculate the additional expansion and contraction forces of CWR on bridge.
用广义变分法来计算桥上无缝线路附加力,提出了研究桥上无缝线路附加力计算的新方法。
Based on the finite element method(FEM), an integrative rail-bridge-pier calculation model of CWR on bridge is developed.
基于有限单元法,建立了线-桥-墩一体化桥上无缝线路计算模型,考虑相邻轨条及桥墩纵向刚度的影响,计算了一根钢轨折断后的开口量,并分析比较了不考虑相邻轨条限制作用、不考虑桥墩纵向刚度、多根轨条同时折断等简化算法的计算偏差,为桥上是否设置钢轨伸缩调节器提供了依据。
The additional longitudinal rail force of CWR track on bridge caused by temperature difference is computed,and the distribution and the influencing factors of additional longitudinal rail force are analyzed.
根据梁轨相互作用原理,建立“轨—梁—墩”有限元模型,计算桥墩温差引起的桥上无缝线路钢轨附加力,研究桥墩温差引起的钢轨附加力的分布规律及其影响因素。
Temperature span is one of the main factors to affect the jointless track on bridge.
温度跨度是影响桥上无缝线路的主要因素之一。
The jointless track on bridge is different from the jointless track laying on the traditional subgrade.
桥上无缝线路不同于一般铺设在路基上的无缝线路，本文分析了桥上无缝线路的特点。
Study on the Safe Limits of CWR Railbreak Gaps in the Highway-Bridge;
高速铁路桥上无缝线路断缝值的研究
Study on Continuously Welded Rail Design on Deck of Lijiang Bridge of Jing-Jiu Railway
京九铁路浰江大桥桥上无缝线路设计方案研究
The Design and Research of Continuous Welded Rail on Reinforced Concrete Arch Bridge;
钢筋混凝土拱桥桥上无缝线路设计及研究
Analysis of Addition Longitudinal Force for CWR on High-speed Railway Bridge;
高速铁路桥上无缝线路纵向附加力分析研究
The Finite Element Method on the Additional Longitudinal Forces of Passenger Special Line s Continuous Welded Rail on Bridges;
客运专线桥上无缝线路附加力有限元分析
Research on the Key Technologies for Design of Continuous Welded Rails(CWR) on Large-span Basket Handle Arch Bridge
大跨度提篮拱桥上无缝线路设计关键技术研究
Static and Dynamic 3D Finite Element Analysis of Additional Longitudinal Forces Transmission between CWR and High-speed Railway Bridges
高速铁路桥上无缝线路纵向附加力三维有限元静力与动力分析研究
Study of Longitudinal Forec for the Seamless Turnout Scissors Crossing on Ballastless Bridge;
无砟轨道桥上无缝道岔交叉渡线纵向力研究
Study on the Spatial Mechanical Characteristic of Welded Switches on Bridge in Passenger Dedicated Lines;
客运专线桥上无缝道岔空间力学特性的研究
Study on the Tensile and Compressive Force of Seamless Turnout on Bridge and Train-turnout-bridge System Spatial Vibration;
高速铁路桥上无缝道岔伸缩力及列车—道岔—桥梁系统空间振动研究
On trans-sectional jointless track in upgrading construction for existing operating line
既有营业线上升级改造跨区间无缝线路施工
railroad overbridge
铁路跨线桥(铁路线在上)
Seamless Handover Scheme Based on Line & QoS Context Transfer
基于线路信息和QoS上下文转移的无缝切换方案
Study of Foundation Style Choice to the Continuous Welded Turnouton on Ballastless Bridge;
桥上无缝道岔无碴轨道基础选型研究
Research on Shear Lag Effect for Straight Box Girder Jointless Bridges;
无伸缩缝直线箱梁桥剪力滞效应研究
Research on Shear-lag Effect for Curved Box Girder Jointless Bridges;
无伸缩缝曲线箱梁桥剪力滞效应研究
Research and Design of Continuous Welded Turnout Model on Bridge;
桥上无缝道岔模型试验的设计与研究
Calculation and Analysis of the Rupture Force of a Seamless Turnout on Continuous Beam Bridge
连续梁桥上无缝道岔断轨力计算分析