Research Article
Online Trajectory Tracking Control Based on the Explicit Form of the Equations of Motion for Serial Manipulator Using the New Formulation
Table 1
Notations for the new formulation.
| Symbols | Designations |
| | The i-th body or link | | The i-th subsystem | | The N-dimensional generalized coordinates. | , | The N-dimensional velocities and accelerations vectors of the joints. | , | The i-th joint type, is zero if the i-th joint type is a revolute, is one if the i-th joint type is a prismatic. | | The i-th joint center. | | The centeroid of the link | | The position vector of relative to joint center | | The i-th joint axis. | | The downward unit vector specifying the gravity direction. | | The i-th base that is attached to body | | The frame attached to body | | The mass of body . | | The 3 × 3 inertia tensor associated with body defined in | | The 3 × 3 pseudoinertia tensor associated with body defined in | I | The 3 × 3 identity matrix | | The N-vector of the joint generalized forces. | | The rotation matrix of base with respect to base |
|
|