1) singular location
奇异位姿
1.
The effects of structure size changes on the accuracy have been studied when the 6-SPS parallel manipulator is not at the singular location,namely the |J-1| is far away from the zero.
研究机器人处于非奇异位姿即逆雅可比矩阵行列式不接近零时,结构尺寸变化对机器人精度的影响。
2) orientation-singularity
姿态奇异
1.
The orientation-singularity expression of the Stewart platform is deduced by using unit quaternion which can avoid singularity when using Euler angles to represent the orientation of rigid body, and then the algorithm of orientation-workspace of the manipulator at a certain position is proposed.
基于单位四元数描述的刚体姿态,避免了欧拉角等描述刚体姿态的奇异性问题,推导出Stewart机构处于给定位置时的姿态奇异解析表达式,并提出了该机构处于给定位置时的姿态工作空间算法,通过计算机仿真给出该机构处于一给定位置时姿态奇异轨迹和姿态工作空间的三维可视化描述。
2.
Based on the unit quaternion representation of orientations of the 6/6-SPS Stewart manipulator,an analytical expression that represents the orientation-singularity locus of the manipulator at a fixed position is derived and examples are given to illustrate the result.
基于单位四元数表示并联机构动平台的姿态,推导出当6/6-SPS型Stewart并联机构动平台处于固定位置时机构姿态奇异轨迹的解析表达式,并通过计算机仿真给出姿态奇异轨迹的三维可视化描述。
3.
Unit quaternion is used to represent the orientation of rigid body,orientation-singularity expression of the Stewart platform at a given position is deduced,and the singularities caused by Euler angles are avoided.
以单位四元数描述刚体的姿态,避免了欧拉角描述刚体姿态的奇异性问题,推导出Stewart机构处于给定位置时的姿态奇异表达式。
3) singular orientation-space
奇异姿态空间
1.
Base on a new describing method of the orientation-workspace, a new arithmetic of the orientation-workspace and the singular orientation-space of the parallel manipulator is developed.
在给出一种姿态空间描述方法的基础上,提出了一种姿态工作空间和奇异姿态空间的求解算法。
4) nonsingular orientation void
非奇异姿态空间
5) singularity configuration
奇异位形
1.
An analytical expression for determining singularity configuration which is a polynomial equation is set,and the numeric symbolic manipulating technique is introduced in the paper.
建立了一种混联型虚拟轴机床主进给机构位置分析的输入输出方程 ,并推导出奇异位形判别的解析表达式。
2.
Singularity configuration was discussed by using the method of Jacobian matrix.
介绍一种两平移一转动并联机构及其在中医推拿方面的应用,从机构的位置反解出发求出该并联机构的雅可比矩阵,利用雅可比矩阵法系统地讨论了该并联机构的三类奇异位形,为该机构的实际应用提供理论依据。
3.
An analytical expression for determining of singularity configuration which is a polynomial equation is set,and the numeric symbolic manipulating technique is introduced.
推导出了奇异位形判别的解析表达式 ,在推导过程中引入数值—符号处理技术 ,得到了多项式代数方程中每一系数元素的数值—符号形式的解析表达式 ,并得到了奇异曲面方程及奇异曲面的截面曲线图。
6) singular configuration
奇异位形
1.
Research on the singular configuration of the triangular platform type parallel manipulators;
三角平台并联机器人奇异位形研究
2.
Its kinetic properties and the inverse and forward kinematics were analyzed,and the singular configuration was obtained.
分析了该机构的运动特性和运动学正反解,得到了该机构的奇异位形。
3.
Its singular configuration was determined by velocity Jacobian matrix.
提出了一种解耦性比较强的三平移并联机构,建立了该机构的正反解方程,运用雅可比矩阵判断了机器人的奇异位形。
补充资料：美姿姿
1.同"美孜孜"。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条