| 1. | Generalized coordinate vector 广义坐标矢量 |
| 2. | Nonholonomic constraint is the constraint that contains time derivatives of the generalized coordinates of the system and is not integrable 非完整约束是指含有系统广义坐标导数且不可积的约束。 |
| 3. | The generalized coordinate of dtg with error in technics is studied . using , the dtg motion analysis is done 研究了具有工艺偏差的动力调谐速率陀螺仪的广义坐标,利用广义坐标对动力调谐速率陀螺仪进行了运动分析。 |
| 4. | Nonholonomic constraint means that the constraint equation contains the time derivative of the systematic generalized coordinates , which are not integrable 非完整约束是指约束中含有广义坐标的导数,且这些导数不全部可积。 |
| 5. | Then , the mathematical modeling is done to kinematics of the robot based on generalized coordinates . this method is easy to be calculated and understood 然后,基于广义坐标对该机器人进行了运动学建模,该方法运算简便、直观易懂。 |
| 6. | Corresponding software was developed which can be used for the research of the effects of generalized coordinates , link lengths and the inertia parameters of links on driving torques 研制的软件可以应用于研究广义坐标、杆长和构件的惯性参数对驱动力矩的影响。 |
| 7. | Numeric - symbolic expressions of model matrix elements were derived , in which inertia parameters and lengths of links as well as generalized coordinates are expressed as symbols 将广义坐标以及杆长和惯性参数作为符号量,导出了模型矩阵元素的数字符号表达式。 |
| 8. | 9 . by the research of metric tensor and riemann tensor on riemann manifold , we get the inherent curvature of configuration space belonging to parallel mechanism . so the relative coordinates and generalized coordinates are inevitable choice for parallel mechanism . 10 9 、通过对度量张量和riemann张量的研究,得出并联机构运动可达子空间的内在“弯曲”性质,指出使用相对坐标系和广义坐标是研究并联机构运动学和动力学问题的必然选择。 |
| 9. | The elastic vibration curves of generalized coordinates in a motion ' period are obtained ; the dynamics stresses in the links are calculated ; the change conditions , of vibration model of the first to fourth order are also obtained . a post - processing method , including color mapping and animation technique and so on , is used in the kinematics and dynamics analysis of planar linkage . the results of the application are favorable 充分运用matlab软件强大的图形显示功能,将运动学、动力学分析结果进行了可视化处理,将色彩映射运用到图形之中,并运用动画技术,实现了动画效果的图形显示,取得了较好的直观效果。 |
| 10. | With different clearance value , displacement curves and velocity curves of generalized coordinates as well as slider displacement error curves in a motion period are obtained . these curves are discussed . results show that if manufacturing cost is kept invariableness , in order to improve precision of mould - cuting , fitting precision of joint connecting the crank and coupler has priority to be considered to increase 采用四阶rong - kuta法求解连续接触模型的动力学方程,得到了一个运动周期内运动副间隙取不同值时,各广义坐标的位移、速度曲线和滑块位移误差曲线,并通过曲线分析,得出了要提高模切机主切机构精度,在相同加工成本条件下,应优先考虑提高曲柄与连杆铰接处的配合精度的结论。 |