元计算

  • 网络metacomputing;meta-computing;Meta Computing
元计算元计算
  1. 对高性能计算的各种方式进行了分析和比较,并阐述了网格和元计算的关系。

    This paper analyzes and compares the existing fashions of high performance computing , and explains the relation between Grid and Metacomputing .

  2. 为实现互联网上异种异构的复杂信息资源有序化组织和互操作性服务与共享的目标,文章研究了语义服务的元计算问题,提出了本体元建模理论和方法。

    The meta computing problem in semantic service is investigated and the ontology & meta modeling theory and methodology are proposed in this paper for the purpose of ordering organization , interoperability service and sharing of heterogeneous complex information in internet .

  3. 然后将有限元计算位移值作为输入样本,相应的围岩力学参数作为输出样本训练BP神经网络;

    The correspondent wall-rock mechanics parameters were used as the output samples for training the BP neural network .

  4. 具有轴向内裂纹圆筒J积分的有限元计算

    Evaluation of J Integral for Inner Axial Crack ln Think Walled Cylinder Stressed by Internal Pressure Using Finite Element Method

  5. 结果与采用相同位移差函数的解析解和ANSYS有限元计算进行比较分析,验证了本文方法更合理。

    The results show that the new method is more effective compared with that obtained from the same longitudinal displacement functions method and ANSYS .

  6. 采用ANSYS软件对前、后固定模板及动模板的挠度进行了有限元计算,进而求解了合模机构的系统刚度及临界角。

    Utilize ANSYS to compute deflection of the each of moldboard stroke in infinite elements ' method and then solve the systematical stiffness and the critical angle of clamping unit .

  7. 以这些分析为基础,进一步分析了机群(COW)环境下实现大规模并行有限元计算的可行性。

    The feasibility to realize large-scale parallel finite element in the circumstance of cluster-of-workstations ( COW ) is discussed in details on the evaluating index and capability .

  8. 基于ANSYS有限元计算,以卸船机大斜撑圆管与耳板的连接为例,探讨管与板连接的设计。

    Base on FEM analysis from ANSYS , this paper discusses the design for the junction of pipe and eye plate through an example of junction of them on diagonal pipe of ship-unloader .

  9. 通过有限元计算,比较全面地分析了单独变化4个因子和β在03~08之间变化对支杆为方管的节点性能的影响,揭示了β对不等宽K型间隙方管节点性能的影响规律。

    The effect of each of four factors on the static behavior of the stepped K-type gapped RHS-joints is studied . As β varies from 0.3 to 0.8 , the change of the joint behavior is analyzed in detail .

  10. 采用ANSYS有限元计算程序,对场致发射体进行模拟计算,初步研究了发射体的几何形状尺寸与其发射特性之间的联系。

    The ANSYS finite element computation program is used for the simulation calculation of the structure of field emission array . The relationship between the geometrical shape and dimension with its emission characteristics has been preliminarily studied .

  11. 对液压AGC系统油缸的固液系统结构振动频率和振型,进行了理论研究和有限元计算。

    For solid and fluid system structure vibration natural frequency and its mode shopes of hydraulic AGC system capsule , a theoretic analysis and calculation with finite element method have been done .

  12. 基于Clenshaw求和法的重力场元计算

    Computations of Gravity Quantities Based on Clenshaw Summation Method

  13. 结合大型工程有限元计算程序ANSYS,将古代城楼和城墙通过节点耦合起来作为一个整体结构研究。其中,有限元中的简化计算模型是:对于城楼木结构,将柱与柱础简化为铰接形式;

    The mostly work are that ancient timber structures and rampart structures are coupled by nodes as a integrated study object , according to mechanics analysis and scientific predigestion of ancient architecture , and combined the programmer of finite element analysis ANSYS .

  14. 就纸张大变形问题给出了几何非线性增量格式更新拉格朗日描述,编制了2D有限元计算程序,并采用Newton-Raphson迭代法对送纸过程中纸张的大幅弯曲垂落进行数值分析。

    Updated Lagrangian model was presented and implemented in 2D FEM computer codes for computing of large deformation of the paper . Newton Raphson iteration was employed to predict large displacements of the cantilever paper under gravity .

  15. 通过三维磁场的有限元计算,给出了自由电子激光(FEL)研究用光学速调管升级后的磁参数。

    The parameters of an upgraded optical klystron ( OK ) were given by 3-dimensional finite element electromagnetic computation for free electron laser ( FEL ) research in Hefei electron storage ring .

  16. Q485曲轴的三维有限元计算

    Calculation of Crankshaft Q-485 with Threedimensional Finite Element Method

  17. 利用Laplace变换引入初值条件后推导出拉氏域上的有限元计算公式,经求解后再通过Laplace数值逆变换求得时间域上各给定时刻的解答。

    With the initial condition added by Laplace transform , the finite element equations in the Laplace domain are founded . Finally , the responses at given moments in the time domain are obtained by numerical inversion of Laplace transforms .

  18. 建立了斯太尔K38型汽车后轴非线性有限元计算模型。

    A calculation model of non-linear finite element analysis for STEYR K38 truck rear axle has been established .

  19. 利用扫描线法以及改进的Delaunay方法进行了平面任意区域的FEM三角剖分,二维区域的单元划分是有限元计算的第一步,剖分结果的正确性保证了整个有限元分析结果的可靠性。

    Using scan line algorithm and improved Delaunay algorithm to generate triangulation meshes . Mesh generation of 2D area is the first step of finite element calculation . The validity of the triangulation guarantees the correctness of the result of the finite element calculation .

  20. 计算表明,试件N1的试验值与《钢结构设计规范》(GB50017&2003)公式承载力计算结果的比值为0.73,与有限元计算结果的比值为1.11;

    The calculation shows that the ratio of the test value of load-carrying capacity of model N1 to the result obtained from code design formulae is 0.73 , and to the finite-element analysis is 1.11 ;

  21. 通过非线性有限元计算分析,结合现场沉降观测、FWD弯沉检测,研究了土工格网处治填挖交界路基非均匀沉降的机理。

    In this paper , by using nonlinear FEM , authors analyzed the mechanism of using geonets to treat this kind of unequal settlement based on tests on settlement and deflection by FWD in site .

  22. 利用有限元计算软件ANSYS/LSDYNA中的ALE算法对爆炸荷载作用下天然气管道(空管)的破坏情况进行了数值模拟,分析了爆炸荷载下管道的变形情况、管道破坏过程以及管道内部应变的发展过程。

    According to simulation by the ALE arithmetic of ANSYS / LSDYNA software , we research the damage of pipeline ( empty ) for natural gas under blast loading , and we analyze the process of damage and deformation and evolution of plain strain in pipeline .

  23. 有限单元法计算采用平面有限元计算,计算模形为Duncan-Chang的E-B双曲线应力应变模型,计算断面选取布置主要观测仪器的河床最大断面。

    The computation of finite element method adopts the plane finite element computation and the calculating model is Duncan-Chang E-B hyperbolic curve stress-strain model . The calculating cross section selects the maximum cross section of riverbed for main observing instrument .

  24. 火箭炮底架结构参数有限元计算分析

    The Structure Parameters Analysis of Rockets Launcher Based Finite Elements Calculation

  25. 文章最后还讨论了本次有限元计算结果的可靠性。

    At last , the reliability of computing results is discussed .

  26. 混流式转轮内三维势流边界元计算

    Boundary Element Solution for Three Dimensional Potential Flow in Francis Runner

  27. 主流叶片气动有限元计算及试验研究

    The Aerodynamic Design of Main Flow Blade by Finite Element Method

  28. 黄浦江二维有限元计算网格生成技术

    Technique of generating two-dimensional finite element meshes for Huangpu River

  29. 齿轮非稳态温度场有限元计算结果的可视化显示方法

    Visualization of Finite Element Method Results for Dynamic Temperature Field of Gear

  30. 渗流有限元计算方法的出现,为土石坝浸润线的确定提供了理想的计算手段。

    Finite element method offers an ideal way for seepage line calculation .