Firstly , fundamental formulations of finite element method about plane problem in elastic mechanics were deduced , some principles about concrete gravity dam were discussed , stress of concrete gravity dam under static load were solved 首先，推导了弹性力学平面问题的有限元基本公式，并讨论了混凝土重力坝有限元计算的一些处理原则，解决了静力工况下混凝土重力坝的应力计算问题。
On the basis of optimum control solution theory , the dynamic parameter discernment model of concrete gravity dam under the priori restraint conditions has been set up and a restraint variable - dimension method for finding the solutions of such model has been put forward 基于最优控制解的理论，建立了引入先验约束条件的混凝土重力坝动态参数识别模型，提出了求解该模型的约束变尺度方法。
Using the model not only makes theory rigid in simulative calculation of temperature and stress fields , but more precise in calculative results , resolving the difficult problems of large - scale in simulative calculation of high rcc gravity dams 运用此模型，使温度场和徐变应力场的仿真计算从理论上趋于严密，精度更为精确，从而解决了高碾压混凝土重力坝温度应力施工仿真计算规模大的难题。
The scale and height of rolling - concrete are spread increasingly , such as the technique studied recently that the 300 meters high gravity dam and the 200 meters high arch dam , which requires more experience in the damming technique , construction crafts and mechanization 目前，碾压混凝土坝的规模和高度正在日益扩大， 300m级的碾压混凝土重力坝和200m级的碾压混凝土拱坝的研究正方兴未艾，对碾压混凝土筑坝技术、施工工艺和机械化程度的要求也更高。
Through calculating and analyzing the temperature field and thermal stress field of two different construction schemes of long tan rcc dam " s reinforced concrete face - slab , the paper studies the influence of the two construction schemes - synchronous rise and asynchronous rise scheme - on the temperature field and thermal stress field of reinforced concrete face - slab 论文通过对龙滩碾压混凝土重力坝钢筋混凝土面板两种不同施工方案(异步上升方案和同步上升方案)面板的温度场和应力场的计算和分析，系统研究了两种不同施工方案对钢筋混凝土面板温度场和温度应力的影响。
This manner of change reflected the great influence of texture to rock mass quality . rock mass mechanical parameters corresponding to individual rock mass quality at different levels are determined by means of correlation analysis and statistical analysis . results show that calculation outcomes match well with measured mechanical parameters 研究结果表明：对于混凝土重力坝，按照现在的深开挖方案，坝肩开挖后，土石方开挖量高达820x10 ‘ m ‘ ，且在72dri高程至坡顶将产生大范围的破坏区，采用工程治理将带来巨额的费用。
Secondly , to analyze seismic response of the concrete gravity dam , subspace iterative method was applied to compute free vibration period of the dam , time integration method was built up for the seismic time history analysis and formulation of coupled vibration of reservoir water and dam were also deduced 其次，针对混凝土重力坝的地震响应分析问题，采用子空间迭代法计算了大坝的自振周期，建立了地震时程分析的逐步积分方法，并且推导了库水和坝体耦合振动的理论公式。
In this paper , temperature field and thermal stress of baise 6aa roller compacted concrete gravity dam section are calculated and analyzed , and the distribution laws of the temperature field and the thermal stress field during construction and operation of 6aa dam section and its foundation whose top is made of f6 fault concrete tuck , are mainly studied 本论文通过百色碾压混凝土重力坝6aa坝段温度场和温度徐变应力场的仿真计算分析，主要研究6aa坝段及基础部位f6断层混凝土塞施工期及运行期的温度场和应力场的分布规律。
Through the non - linear fem static and dynamic analysis of the rcc gravity dam of kelashuoke reservoir by ansys , the deformation and stress law of dam body and its foundation under various working conditions is studied so as to get to know the working situation of the dam body and foundation rock under design conditions and to evaluate the reliability of the dam construction scheme 摘要采用美国ansys结构分析软件，通过对喀拉朔克水库碾压混凝土重力坝方案进行非线性有限元静力和动力分析，研究探讨了坝体及基础在各种工况下的变形和应力规律，以了解坝体和基岩在设计条件下的工作形态，对方案的可靠性进行了评价。
By applying " none homogeneous multi - laminate element " , hong - kou rcc gravity dam ' s simulation computing of temperature field and stress field at construction period and operation period for all courses and many factors . e . some kinds of methods are discussed in detail for temperature field back analysis , and artificial neural network method for back analysis of thermal parameters of concrete is suggested 应用“非均质层合单元法”实现了洪口碾压混凝土重力坝施工期、运行期全过程多因素的温度场及徐变应力场的仿真计算，进行多方案的比较分析，推荐出优选温控防裂方案，取得了非常满意的成果。
