子空间迭代,subspace iteration
1)subspace iteration子空间迭代
1.Based on the method for thesubspace iteration,the self-vibration features,including the vibration period,vibra.基于结构自身特性,利用子空间迭代法对斜拉索管桥的各阶自振周期、频率、振型进行分析,得到的自振特性与现场测试结果一致,这说明采用的分析方法正确可行,从而为进一步的管桥动载荷响应规律分析提供了条件。
2.In this paper,based on the study of steel roof in some conference exhibition center,thesubspace iteration is introduced to calculate self-vibration period and mode.以某会展中心钢屋盖工程为例,采用子空间迭代法计算其前20阶自振周期和振型,同时描述了其振型特点。
3.Thesubspace iteration is introduced to calculate the vibration period and.郑州国际会展中心展览厅钢屋盖采用了空间斜拉式索拱结构体系,为探讨该体系的动力特性,采用ANSYS有限元程序,分别建立钢屋盖与下部混凝土结构共同作用、钢屋盖单独作用以及无斜拉系统的钢屋盖单独作用时的3个空间计算模型,采用子空间迭代法计算其自振周期和振型,并加以比较。
英文短句/例句
1.Research on the Two Acceleration Techniques of Rayleigh Quotient for Subspace Iteration Method;子空间迭代法的两种Rayleigh商加速技术
2.The Convergence of a Subspace Method of Matrix Eigenvalue;矩阵特征值问题的子空间迭代法的收敛性
3.Subspace Iteration Method for Solving Eigenvalues of Large Sparse Matrix;对求解大型稀疏特征值问题的子空间迭代法的研究
4.Iterative Approximation Problems for Nonlinear Operators in Banach Spaces;Banach空间中非线性算子的迭代逼近问题
5.Mann Iterates and Ishikawa Iterates in Banach SpaceBanach空间中的Mann迭代和Ishikawa迭代
6.Iteration Process for Perturbed m-Accretive Operators Equation in Banach Spaces;Banach空间中含m-增生算子方程的迭代问题
7.Iterative Optimization and Subspace Identification Methods for Linear Systems;线性系统的迭代优化与子空间辨识方法研究
8.The Iterative Methods about the Equation Tx=x for Constractive Operators in Banach Spaces;关于Banach空间压缩算子方程Tx=x解的迭代法
9.Iterative Approximation of Fixed Point for NonlinearOperator in Banach Space;Banach空间中一类非线性算子不动点的迭代逼近
10.Iterative solution for non monotone binary operator equations in Banach spaces;Banach空间中非单调二元算子方程的迭代解
11.Iteration Method Approximating Zero Points of m-accretive Operators in Reflexive Banach Spaces自反Banach空间中m-增生算子零点的迭代逼近
12.Iterative Method Approximating Zero Points of m-Accretive Operators in Uniformly Smooth Banach Spaces一致光滑Banach空间中m-增生算子零点的迭代逼近
13.Iterative Sequence the Fixed Point of Pseudocontractive Operator and the Solution of Accretive Operator Equations in Banach SpacesBanach空间用迭代法逼近伪压缩算子的不动点和增生算子方程的解
14.Iterative Equations on High Dimensional Space and Wiener Type Banach Algebra;高维空间上的迭代方程及Wiener型Banach代数
15.Ishikawa Iterative Sequence with Errors Approximate the Solution of Strongly Accretive Operator Equations in Banach Spaces;Banach空间中用带误差的Ishikawa迭代序列逼近强增生算子方程的解
16.An iterative process for Lipschitzian and accretive mapping in uniformly smooth spaces;一致光滑空间增生的李普希兹算子的一种迭代方法
17.Iterative solutions of systems of nonlinear two binary operator equations in Banach spaces and applications;Banach空间中非线性二元算子方程组的迭代求解及其应用
18.Iterative Process of Nonlinear Equations Involving M-accretive Operators in Uniformly Smooth, Banach Spaces;一致光滑空间中含m-增生算子的非线性方程解的迭代程序
相关短句/例句
subspace iteration method子空间迭代
1.The developed parallel algorithm includes parallel computing of the global stiffness matrix, the global mass matrix and a parallelsubspace iteration method for solving generalized eigenvalue problem.回顾了有限元并行计算发展的历史,阐述了微机网络并行计算环境的意义,给出了基于微机网络并行环境的杆壳组合结构动力分析并行算法,该算法包括杆壳组合结构总刚度矩阵和总质量矩阵的并行计算以及求解广义特征值问题的并行子空间迭代法的并行计算,在多台微机上安装PVM,使用Linux操作系统,构成分布式微机网络并行计算环境,将上述算法用于某型号飞机机翼及某型号挂架动力特性的并行计算,在该并行环境下的数值试验表明所给算法是非常有效的。
2.An improvedsubspace iteration method and corresponding general Jacobi method are presented to solve eigenvalue problem of Hermite matrices.然而由于引入复约束，此时刚度阵和质量阵变为复Ｈｅｒｍ ｉｔｅ矩阵，为求解其特征值，将传统子空间迭代方法及广义雅可比方法迭代公式进行了改进。
3)subspace iteration method子空间迭代法
1.Taking the double-cable suspension bridge located in the lower reach of the Huanghe Daxia Reservoir as an example,the natural vibration characteristics of the suspension bridge are analyzed by introducing in 3-D tension-only elements and adopting thesubspace iteration method of the geometrical nonlinearity nature.引入只受拉三维拉索单元,采用考虑几何非线性的子空间迭代法对黄河大峡水库下游某双索悬索桥自振特性进行分析,理论值与实测值能较好的吻合,说明该空间非线性有限元分析方法的正确性;进而将该桥与相同跨径和结构参数的单索悬索桥的自振频率、振型进行对比分析,结果表明双索悬索桥能有效提高桥梁一阶竖弯振动频率。
2.The free vibration characteristics of stringed beam structure were analyzed systematically withsubspace iteration method of software ANSYS.利用ANSYS软件中的子空间迭代法,分析了张弦梁结构的自振特性,针对不同的参数如矢跨比、垂跨比、撑杆数、横索数、预应力度和整体倾角等进行了大量参数分析,得出了各参数对张弦梁结构的自振特性的影响及张梁弦结构的自振规律。
4)subspace iteration子空间迭代法
1.Asubspace iteration algorithm is applied to solve the problem using a quasi front method.针对叶片动频率陀螺特征值问题，首先将其转化为等价的广义实对称矩阵特征值问题，然后用拟波前子空间迭代法进行求解。
2.By the EBE strategy and the preconditioned conjugate gradient method (PCG method),we have developed an EBE-subspace iteration for generalized eigenproblems, in which all computations are performed on the element level.本文利用ＥＢＥ策略和预处理共轭梯度法（ＰＣＧ法），将广义特征值问题子空间迭代法中各步的计算都单元化，从而避免了总刚度和总质量矩阵的组集，大大节省了存储量。
3.In this paper,subspace iteration is used to reduce high-order dynamic systems to loworder ones.本文采用子空间迭代法将工程结构高阶动力系统减缩为低阶动力系统，然后用Ｃｏｌｌａｔｚ包含定理的推广求出该结构系统的最低阶固有频率。
5)an adjoint simplectic subspace iteration method辛子空间迭代法
6)sub-space iteration method子空间迭代法
1.Based on modal type analysis in ANSYS finite element analysis program,sub-space iteration method is employed to calculate the dynamic characteristics of this structure.以郑州国际会展中心会议厅钢屋盖为研究对象,根据ANSYS有限元分析程序中的模态分析,利用子空间迭代法对结构进行了计算,分析了这种新型的预应力大跨空间钢屋盖的动力特性。
2.Dynamic behavior of spaced truss is tested and analysed using free vibration andsub-space iteration methods respectively.采用自由振动法测试和子空间迭代法分析网架结构的动力特性，并用增加钢材质量密度的方法来考虑由于混凝土屋面板的存在对网架结构质量的增加，求解网架的自振频率和振型，测试结果与计算结果相当吻
3.The first five natural frequencies with different plate thickness are obtained using thesub-space iteration method.通过编制程序,采用子空间迭代法求得不同板厚的前5阶固有频率值,并将计算结果与理论解和有限元软件ABAQUS的结果进行比较。
延伸阅读
层层迭迭1.见"层层迭迭"。
