In this paper, both 3-d finite element computations and structural model tests were applied to the stability of Niutoushan arch dam.
以牛头山拱坝为工程实例，分别进行了三维有限元计算和结构模型试验。
This paper studies 3-d sensitivity analysis in arch dam shape optimization based on FEM with the Improved Semianalytical Method (ISM).
本文针对基于有限元分析的拱坝体形优化，采用改进的半解析法进行三维敏度分析。
A 3-d isoparametric joint element with spherical surface key grooves of finite thickness is used to simulate transverse joints of arch dam.
采用三维有限厚度带球面键槽接缝单元模拟拱坝横缝，推导了球面键槽的接触物理方程，探讨了球面键槽的最优中心角。
An analysis was made on the Zhougongzhai arch dam under basic load combination and overloading of hydraulic pressure by use of 3-d nonlinear finite element method.
用三维非线性有限单元法对周公宅拱坝进行了基本荷载组合下的非线性分析和水压超载分析。
On the basis of simulation of transient temperature field, the whole process of Xiaowan arch DAMS transverse joints aperture is simulated by use of transient 3-d nonlinear FEM.
在三维瞬态温度场仿真计算结果的基础上，利用三维瞬态非线性有限元方法对小湾拱坝横缝开度进行了全过程仿真分析。
Combining the engineering example of Klnbrein Arch Dam 200 m high in Austria, aimed at restriction effect between foundation and arch dam, the 3-D finite element analysis has been carried out.
结合科恩布赖茵拱坝的工程实例，就基础对拱坝坝体的约束效应进行了三维有限元分析，发现施工时预留的陡坎对拱坝坝体应力影响显著，同时建议拱坝施工时地基开挖成概化的地基界面。
D FEM analysis model is adopted for the stability analysis in construction including hoisting and closing single steel tubular arch rib and service stages respectively.
采用空间杆系计算模型对包括单根钢管拱肋吊装合龙在内的施工和运营阶段进行稳定性分析。
In this paper, the 3 D velocity fields in the furnaces' arch area for a conventional stock boiler and the model with dipole vortex device were measured by the hot wire aerometer.
用热线风速仪测量了常规层燃炉炉膛和带有偶极子涡流器的炉膛模型拱区的三维速度场。
In this paper, the 3 D velocity fields in the furnaces' arch area for a conventional stock boiler and the model with dipole vortex device were measured by the hot wire aerometer.
用热线风速仪测量了常规层燃炉炉膛和带有偶极子涡流器的炉膛模型拱区的三维速度场。
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