• 广义坐标基础上讨论了增益矩阵计算方法

    A method for computing the gain matrix is given based on the modal coordinate equation.

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  • 相对坐标模态坐标分别描述物体位移运动和弹性变形。

    The joint relative coordinates and modal coordinates are used to describe the large displacements between contiguous bodies and small deformations of bodies.

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  • 两个模态坐标中的参数识别过程完全类似于在物理坐标系中的识别过程。

    The discussed identification procedures in the two modal coordinate system are similar to the method in the physical coordinate system.

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  • 坐标变换法推导模态参数描述车辆垂向平稳性指标计算表达式

    An expression of the vertical ride comfort index of rail vehicles was derived by modal coordinate transform and described by modal parameters.

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  • 还给实际测量提取坐标模态控制力转换成实际控制力的方法。

    In addition, the extraction of modal coordinates from actual measurement and the transformation of actual control force from the modal control force are presented in this paper too.

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  • 利用ADAMS做分析可以求得频率响应功率密度(PSD)、模态坐标等信息

    We can get frequency response, power spectrum density (PSD), modal coordinates, etc. by modal analysis module of ADAMS.

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  • 基于改进当地流活塞理论推导了用模态坐标表示的弹性振动翼面的非定常广义气动力表达式

    Based on the improved local piston theory, this paper presents the matrix expression of generalized aerodynamic forces expressed by the generalized coordinates.

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  • 针对阻尼阻尼结构提出一种价值分析方法用于模态坐标动力学问题。

    A modal value analysis method is presented to obtain a reduced-order dynamic model with modal coordinates for structures with small damping or without damping.

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  • 本文给出了一般开链弹性机器人机构动力学方程方程关节广义坐标态坐标联立非线性微分方程组

    In this paper the governing equations of flexible manipulators are derived, which are nonlinear simultaneous differential equations of joint variables and link elastic modal coordinates.

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  • 应用组线性无关模态构成坐标变换矩阵推导广义坐标部件动力学方程

    Using a coordinate transformation matrix, which is formed by these linearly independent mode set, the component equations of motion in generalized coordinates are derived.

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  • 旋翼阻抗由旋翼固定坐标中的运动方程得到,这个运动方程由旋翼旋转坐标系中的模态方程导出

    The rotor impedance is calculated from the rotor equations of motion in the fixed- coordinate system derived from the modal equations of blade in the rotating-coordinate system.

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  • 基础上,以翅翼展弦翅脉关键点的坐标主要参数,使用有限元优化方法仿生翅翼的模态优化进行了初步探讨。

    In the foundation of the biomimetic wing's model, the modal optimization method was studied, considering different parameters such as aspect ratio and key node coordinates of wing's nervure.

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  • 旋翼阻抗旋翼固定价值标系中的运动方程得到这个运动方程由旋翼旋转坐标中的桨叶方程导出。

    The rotor impedance is calculated from the rotor equations of motion in the fixed-coordinate system derived from the modal equations of blade in the rotating-coordinate system.

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  • 采用线性插值线性插值得到预测位置本征。 结构由原风压场协方差分析得到的主坐标和上述新模态值获得未布置测压点位置的风压时间序列

    The linear interpolation and bilinear interpolation were employed to obtain the values of the proper modes on locations where the wind pressure time series are to be predicted.

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  • 首先结构气流整个作为一个系统,组集系统关于广义坐标空间方程

    Firstly, the bridge structure is combined with wind as a whole system, and the system's state-space equation about the generalized coordinates of modes is assembled.

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  • 首先结构气流整个作为一个系统,组集系统关于广义坐标空间方程

    Firstly, the bridge structure is combined with wind as a whole system, and the system's state-space equation about the generalized coordinates of modes is assembled.

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