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- orthotropic plate bridge deck 正交异性板桥面
- The slab-on-girder bridge is modeled as orthotropic plate,and the vehicles are modeled as a group of loads moving on top of the bridge deck at fixed distance and constant speed. 将板梁桥等效为正交异性板,车辆等效为等间距常速度在正交异性板上移动的一组荷载。
- Checking calculation method and essentials about fatigue of orthotropic steel bridge deck are briefly described. 简述了正交异性钢桥面板的疲劳验算方法及注意点;
- In this paper, the plate girder bridge is modeled as an orthotropic plate, and the vehicle is modeled as a group of loads moving on the orthotropic plate. 同时,简支板梁桥又是小跨径桥梁最常用的桥型之一,因此,移动车辆荷载引起的简支板梁桥动力效应越来越被工程技术界所关注。
- The bridge deck carries both eastbound and westbound traffic. 该桥承担着东西向的交通。
- They were placed by a derrick mounted on rails on the bridge deck. 它们由轨道上的转臂吊机吊放在桥面上。
- After that, the double-wall grillage is simplified to an orthotropic plate with transverse shear deformation, w. 进而用减缩有效宽度作为双层板架中受压纵桁的带板宽度。
- The cross section of a bridge deck may twist as a result of excessive life. 桥面横断面可能由于过量的升力而发生扭转。
- The nonlinear natural thermal vibration of a rectangular orthotropic plate on a nonlinear foundation was studied. 研究了非线性地基上正交异性矩形板的非线性固有热振动。
- After reviewing the orthotropic plate theory, the thesis summarizes the results of former researchers about stiffened plate and grillage. 本文回顾了用正交异性板理论求解加筋板结构强度问题的方法;
- The bridge deck will be partly constructed in antimagnetic material. 驾驶甲板部分结构应该是防磁材料。
- To study the deforming mechanism of the scallop tube, a mechanical analysis was made by adopting the orthotropic plate model to simplify the structure of the tube. 摘要为研究重整反应器扇形管的变形机理,采用正交各向异性板模型简化其结构,并进行力学分析。
- The stress intensity factor (SIF) of plane crack on orthotropic plate equal-parameter was evaluated by using a fractal two-level finite element method (F2LFEM). 摘要针对正交各向异性板的平面裂纹问题,应用二级分形有限元的办法研究了裂纹尖端应力强度因子的计算方法。
- pavement system of orthotropic steel bridge deck 正交异性钢桥面铺装层
- Based on tension-compression and bending equivalencies, an equivalent single material plate element was formed for bridge deck of composite girder with steel fiber reinforced concrete and steel. 基于拉压等效与弯曲等效方法,提出了钢纤维混凝土与钢结合梁桥面板换算为单一材料等效板单元的计算模式,导出了等效板单元的厚度和弹性模量的计算式。
- The present paper deals with the material parameter identification of orthotropic plate with a circular hole by the approach of integrating optimization and boundary element analysis. 结合优化技术和边界元分析,针对正交各向异性孔板进行了材料参数的识别。
- Changes in strand tension can be easily determined if the bridge deck is resurfaced. 当桥面重新铺装时,易于确定钢索内拉力的变化情况。
- Large sections of bridge deck are pushed out over the piers on rollers or sliding teflon bearings. 将桥面的巨大节段在滚轴或聚四氟乙烯支撑板上推过桥墩。
- The Fracture problems of orthotropic plates were studied by using the boundary element subfield method. 本文提出边界元分域法研究正交各向异性板的断裂问题。
- Where suspenders are employed, the inclined type are preferable. A bridge deck must be a continuous structure to provide greater rigidity. 使用吊索时,斜拉式更好。为了使桥梁具有更大强度,承梁必须采用连续结构。
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