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动态形函数     
相关语句
  dynamic shape function
     The concept of dynamic constraint mode functions for elements of a frame is introduced and it is used to form the dynamic shape function matrixes of each order for the finite elements of a frame.
     文中阐述了框架结构有限单元各阶动约束模态函数的概念,并用它组成结构有限单元各阶动态形函数矩阵。
短句来源
     The concept of dynamic constraint mode functionfor element of d rotor system is introduced and it is used toform the dynamic shape function matrixes of each order forthe finite element.
     本文阐述了轴系结构有限单元各阶动约束模态函数的概念,并用其组成结构有限单元各阶动态形函数短阵。
短句来源
     The each order plane rigid frame element dynamic shape function matrix and each order element characteristics, which is composed of each order dynamic constraint mode function, are adopted in this paper. with them, the each order dynamic characteristics and each order dynamic displacement components and dynamic stress components are calculated out very accurately for motor—cycle subjected to all kinds of loads.
     本文采用了各阶动态约束模态函数而组成的平面刚架结构有限单元的各阶动态形函数矩阵及各阶单元特性表达式,利用它们可以准确地计算出摩托车的各阶动特性,进而可求出在各种载荷下的各阶动位移与动应力分量,最后将各阶动应力分量迭加,即可准确地求出动位移及动应力响应。
短句来源
     This paper studies the dynamic stress in beam structure subject tononvariant axial force by dynamic finite element method, and presents theconcept bf dynamic constraint mode function for each order of the beamelement loaded by axial force. With it the dynamic shape function matricesof each order of the strutucral finite element are formed.
     本文运用动态有限元法研究具有不变轴向力的梁式结构,提出了在轴向力作用下梁单元的各阶动约束模态函数的概念,并用其组成结构有限单元的各阶动态形函数矩阵。
短句来源
     Bymeans of the dynamic shape function matrices and the mode displacementcomponent of each order of the element, the structural mode stresscomponent of each order is determined,and superposing them, the approximatevalue of the structure's dynamic stress can be calculated.
     文中还阐述了:利用单元的各阶动态形函数和各阶模态位移分量求出结构的各阶模态应力分量,再迭加各阶模态应力分量即可求出结构动应力近似值的方法。
短句来源
  dynamic sh ape function
     The concept of dynamic constraint mode functions for elements of a frame is introduced and it is used to form the dynamic shape function matrixes of each order for the finite elements of a frame.
     文中阐述了框架结构有限单元各阶动约束模态函数的概念,并用它组成结构有限单元各阶动态形函数矩阵。
短句来源
     The concept of dynamic constraint mode functionfor element of d rotor system is introduced and it is used toform the dynamic shape function matrixes of each order forthe finite element.
     本文阐述了轴系结构有限单元各阶动约束模态函数的概念,并用其组成结构有限单元各阶动态形函数短阵。
短句来源
     The each order plane rigid frame element dynamic shape function matrix and each order element characteristics, which is composed of each order dynamic constraint mode function, are adopted in this paper. with them, the each order dynamic characteristics and each order dynamic displacement components and dynamic stress components are calculated out very accurately for motor—cycle subjected to all kinds of loads.
     本文采用了各阶动态约束模态函数而组成的平面刚架结构有限单元的各阶动态形函数矩阵及各阶单元特性表达式,利用它们可以准确地计算出摩托车的各阶动特性,进而可求出在各种载荷下的各阶动位移与动应力分量,最后将各阶动应力分量迭加,即可准确地求出动位移及动应力响应。
短句来源
     This paper studies the dynamic stress in beam structure subject tononvariant axial force by dynamic finite element method, and presents theconcept bf dynamic constraint mode function for each order of the beamelement loaded by axial force. With it the dynamic shape function matricesof each order of the strutucral finite element are formed.
     本文运用动态有限元法研究具有不变轴向力的梁式结构,提出了在轴向力作用下梁单元的各阶动约束模态函数的概念,并用其组成结构有限单元的各阶动态形函数矩阵。
短句来源
     Bymeans of the dynamic shape function matrices and the mode displacementcomponent of each order of the element, the structural mode stresscomponent of each order is determined,and superposing them, the approximatevalue of the structure's dynamic stress can be calculated.
     文中还阐述了:利用单元的各阶动态形函数和各阶模态位移分量求出结构的各阶模态应力分量,再迭加各阶模态应力分量即可求出结构动应力近似值的方法。
短句来源
  dynamic shape functions
     On the basis of Prze mieniecki finite dynamic elements concept, dynamic shape functions, dynamic stif fness and mass matrices of Timoshenko beam element and arbitrary quadrilateral e lement of plate are respectively calculated.
     在Przemieniecki动态 有限元概念的基础上,分别构造了Timoshenko梁单元和任意四边形板单元的动态形函数阵并 推得其刚度阵和质量阵.
短句来源
     What this paper does is as following:First, on the basis of Przemieniecki finite dynamic element concept, those are respectively calculated as follow: dynamic shape functions, dynamic stiffness and mass matrices of Timoshenko beam element and QUAD4 rectangle plate element.
     1.在Przemieniecki动态有限元概念的基础上分别构造了矩形四节点Kirchoff板单元和考虑剪切变形的Timoshenko梁单元的动态形函数阵,并推得其动刚度阵及质量阵。
短句来源
     As an improvement of the conventional finite element method, the finite dynamic element method is developed and applied to the vibration analysis of axisymmetric circular disks under rotation in the paper. While the dynamic shape functions are acquired and some integration difficulties related to Bessel's functions are solved, the additional stiffness matrix and the revised matrix as well as the mass and stiffness matrices of the annular element are established.
     本文将动态有限元法推广应用于轴对称圆板在旋转状态的振动特性分析,推导出环板元的动态形函数,解决了含贝塞尔函数的疑难积分问题,并建立了单元质量和刚度矩阵以及附加刚度矩阵和一次修正矩阵。
短句来源
     The finite dynamic element method(DEM) is quite efficient in improving the accuracy of the dynamic analysis of structures. In order to expand the application field of the DEM, based on the studies by Przemieniecki and Gupta et al, a two-dimensional quadrangular finite dynamic element is established in this paper, and its dynamic shape functions, stiffness and mass matrices developed herein can be used in practical analyses.
     在Przemieniecki和Gupta等人的研究基础上,建立了动态有限元的一种新形式——二维动态四边形单元,推导出其动态形函数矩阵、刚度和质量矩阵。 本文结果可供实际分析应用。
短句来源
  “动态形函数”译为未确定词的双语例句
     The convergence condition is discussed. At last, a numerical simulation is carried out. Numerical results of an experimental mechanism presented herein indicate that the simulation solution obtained by the presented analysis method agrees significantly better with the experimental data than that obtained by the conventional finite element method.
     本文采用动态有限元素法建立了高速弹性连杆机构一般形式的动力学方程,导出了考虑剪切变形和转动惯量影响时平面刚架单元的动态形函数,给出了求解动力学方程的闭式迭代算法及其收敛条件,最后对一试验机构进行了数值模拟,结果表明,本文分析方法能够较准确地预测弹性机构的动力学性能。
短句来源
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  dynamic shape functions
Taking the expanded form of frequency power series of the dynamic displacement functions as the dynamic shape functions of the finite annular element, the mass and stiffness matrices as well as their one-order revised matrices are given succinctly.
      
It is not practical to calculate all Nd static and dynamic shape functions for a large structure.
      


The each order plane rigid frame element dynamic shape function matrix and each order element characteristics, which is composed of each order dynamic constraint mode function, are adopted in this paper. with them, the each order dynamic characteristics and each order dynamic displacement components and dynamic stress components are calculated out very accurately for motor—cycle subjected to all kinds of loads. At last, the responses of dynamic displacements and dynamic stresses are obtained with compositing...

The each order plane rigid frame element dynamic shape function matrix and each order element characteristics, which is composed of each order dynamic constraint mode function, are adopted in this paper. with them, the each order dynamic characteristics and each order dynamic displacement components and dynamic stress components are calculated out very accurately for motor—cycle subjected to all kinds of loads. At last, the responses of dynamic displacements and dynamic stresses are obtained with compositing method.

本文采用了各阶动态约束模态函数而组成的平面刚架结构有限单元的各阶动态形函数矩阵及各阶单元特性表达式,利用它们可以准确地计算出摩托车的各阶动特性,进而可求出在各种载荷下的各阶动位移与动应力分量,最后将各阶动应力分量迭加,即可准确地求出动位移及动应力响应。无疑这对摩托车的优化设计是十分有意义的。

As an improvement of the conventional finite element method, the finite dynamic element method is developed and applied to the vibration analysis of axisymmetric circular disks under rotation in the paper.While the dynamic shape functions are acquired and some integration difficulties related to Bessel's functions are solved, the additional stiffness matrix and the revised matrix as well as the mass and stiffness matrices of the annular element are established. The variation of natural frequencies with the rotating...

As an improvement of the conventional finite element method, the finite dynamic element method is developed and applied to the vibration analysis of axisymmetric circular disks under rotation in the paper.While the dynamic shape functions are acquired and some integration difficulties related to Bessel's functions are solved, the additional stiffness matrix and the revised matrix as well as the mass and stiffness matrices of the annular element are established. The variation of natural frequencies with the rotating speed of a circular disk is studied. A calculation example is taken, and its results are tally with the theoretical values.

本文将动态有限元法推广应用于轴对称圆板在旋转状态的振动特性分析,推导出环板元的动态形函数,解决了含贝塞尔函数的疑难积分问题,并建立了单元质量和刚度矩阵以及附加刚度矩阵和一次修正矩阵。文中以算例考核,结果与精确值比较符合。最后作为具体应用实例,分析了圆盘的固有频率随转速的变化情况。

This paper studies the dynamic stress in beam structure subject tononvariant axial force by dynamic finite element method, and presents theconcept bf dynamic constraint mode function for each order of the beamelement loaded by axial force.With it the dynamic shape function matricesof each order of the strutucral finite element are formed. The naturalcharacteristics of the structure are calculated with the recurrence method. Bymeans of the dynamic shape function matrices and the mode displacementcomponent of...

This paper studies the dynamic stress in beam structure subject tononvariant axial force by dynamic finite element method, and presents theconcept bf dynamic constraint mode function for each order of the beamelement loaded by axial force.With it the dynamic shape function matricesof each order of the strutucral finite element are formed. The naturalcharacteristics of the structure are calculated with the recurrence method. Bymeans of the dynamic shape function matrices and the mode displacementcomponent of each order of the element, the structural mode stresscomponent of each order is determined,and superposing them, the approximatevalue of the structure's dynamic stress can be calculated.

本文运用动态有限元法研究具有不变轴向力的梁式结构,提出了在轴向力作用下梁单元的各阶动约束模态函数的概念,并用其组成结构有限单元的各阶动态形函数矩阵。利用递推方法计算结构的各阶固有特性。文中还阐述了:利用单元的各阶动态形函数和各阶模态位移分量求出结构的各阶模态应力分量,再迭加各阶模态应力分量即可求出结构动应力近似值的方法。

 
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