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author:

Zhaobin, H. (Zhaobin, H..) [1] | Li, C. (Li, C..) [2]

Indexed by:

Scopus

Abstract:

The composite control of coordinated motion and active vibration control for free-floating space flexible manipulator with an attitude-controlled base are studied. With the momentum conservation of system, the kinematics and dynamics of the system are analyzed using Lagrangian assumed modes methods. It is shown that the generalized Jacobi matrix and dynamic equations of the system can be linearly dependent on a set of inertial parameters. Based on the results and under the assumption of two-time scale, singular perturbation model of the space flexible manipulator system is obtained, then the controller can be designed separately to track desired trajectory and to suppress vibration. The fast subsystem controller will damp out the vibration of the flexible link use an optimal Linear Quadratic Regulator (LQR) method. The adaptive and robust composite control scheme of coordinated motion dominates the trajectory tracking for both the base's attitude and tip-position in the slow subsystem. The numerical simulation is carried out, which confirms the controller proposed is feasible and effective.

Keyword:

Community:

  • [ 1 ] [Zhaobin, H.]College of Mechanical Engineering and Automation, Fuzhou University, China
  • [ 2 ] [Li, C.]College of Mechanical Engineering and Automation, Fuzhou University, China

Reprint 's Address:

  • [Zhaobin, H.]College of Mechanical Engineering and Automation, Fuzhou UniversityChina

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Source :

60th International Astronautical Congress 2009, IAC 2009

Year: 2009

Volume: 6

Page: 5023-5031

Language: English

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 1

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