查询词典 finite element method

Many typical problems are studied and compared with boundary collocation method, traditional finite element method and analytical methods. The results indicate that the method is accurate and simple for stress intensity factor computation and is easy to be used in practical engineering.

文中作了大量的裂纹应力强度因子计算，与边界配置法、传统有限元法以及解析法进行了系统的比较，结果表明该方法用于应力强度因子计算不但精度较高，而且简便易行，便于工程实际应用。

Based upon the finite element method, the minimum energy method and electric charge conservation method are used to calculate electric field intensity distribution of the cable which contains suspending conductors.

本文采用有限元方法计算分析了有悬浮导体的电缆附件的电场强度分布，在可视化单连通域有限元前处理的基础上，补充完成了含有悬浮导体的可视化有限元前处理的研制工作。

The influence of free surface on tunnels is discussed.The influence of blasting vibration on fresh concrete lining is studied. The finite element method is employed to analyze the spatial distribution of temperature and thermal stress of fresh concrete lining, the wave function expansion method is used to study the interaction of blasting seismic wave and the circular tunnel with lining, thenthe safe PPV of fresh concrete lining with different age is decided by taking into account the thermal stress of concrete lining. Using the conformal mapping method, the influence of blasting vibration on the arch tunnel with lining is studied and the safe PPV of concrete lining is deduced under different incident angle.

研究了爆破振动对新浇混凝土衬砌的影响，采用有限元法求出了圆形洞室新浇混凝土衬砌内温度和温度应力在空间上的分布及其随时间的变化，采用波函数展开法求解了爆破地震波与有衬砌圆形洞室的相互作用，获得了考虑新浇混凝土衬砌内温度应力前提下不同龄期的新浇混凝土衬砌的安全振速；利用保角变换研究了爆破振动对直墙拱形有衬砌隧洞的影响，得到了爆破地震波以不同角度入射时混凝土衬砌的安全振速。

Firstly establishing mechanical model of casing structure , and then processing casing forces analysis using space finite-element method and superposition method(put structure stress and outer force stress together), it computes the stress of casing in three dimensions, and gets the internal force and transmutation. The structure of casing-coadjutor is computed overlaply and the question of contact is solved. In the aspect of design, it provides the mixed integer-discrete variable optimization method of casing cross section size and coadjutor layout.

本文就上述两个问题的最优化设计展开研究，首先建立了套管结构的力学模型，进行套管的受力分析，用了空间有限元法和叠加法(结构应力和外载应力相叠加)，对套管进行三维计算，确定结构的内力和变形，对套管—扶正器结构进行整体的叠代计算，解决接触问题；在设计方面，提出了解决套管截面尺寸参数和扶正器布局的混合整数—离散变量优化方法。

Through comparison with finite element method, it has been demonstrated that boundary clement method is an effective method in the analysis of some complicatedly loaded parts and local stress concentration areas on loaders.

通过与有限元法比较表明，边界元法是分析装载机某些受力复杂零件和局部应力集中区域的有效分析工具。

In order to test the efficient and possibility of the method, main vibration features about space double layer has been calculated based on this method, comparing this with the precise solution of finite element method,...

为检验这种方法的有效性和可行性，用这种方法计算了空间双层子结构的主要振动特性，并将所得结果与有限元精确解进行对比，表明了这种方法不仅适用于简单对接情况也适用于高度赘余连接的情况，并且具有良好的综合精度。

This paper mainly studies the feed inlet of explosion pulping equipment which is special in structure. The status of stress distribution was obtained by means of theory analysis method、 finite element method and electrometric method.

本文以压力喷放罐进料口这种特殊结构为研究对象，采用理论分析法、有限单元法和电测法三种方法对其进行了应力分析，得出了进料口的应力分布状况。

The alternate iterative method in the nonlinear minimizing process has been presented, on the base of finite element method and the least square method.

摘 要：对混凝土框架结构的局部刚度缺损反问题进行了动力学方法研究，在采用有限元最小二乘法的基础上，提出并利用了非线性最小化过程的交错迭代法。

Galerkin meshless method, similar to Finite element method, is a new numerical method developed recently.

无网格法是近些年发展起来的与有限元相似的一种数值方法。

Based on form-finding of the force density method,load analysis of the nonlinear finite element method and geodesic line cutting method,this paper summarizes some outlines in the design and construction of membrane structures.

以小商品城入口膜结构工程为例，结合力密度法找形、非线性有限元荷载分析、测地线裁切等基本理论，给出大型张力膜结构的设计与施工方法，总结了膜结构设计、施工的一些要点和经验，能给同类工程提供有益的参考。

Plunder melds and run with this jewel!

掠夺melds和运行与此宝石！

My dream is to be a crazy growing tree and extend at the edge between the city and the forest.

此刻，也许正是在通往天国的路上，我体验着这白色的晕旋。