Robust Control of Two Link Rigid Manipulator

Authors

  • Pawan Singh Yadav and Narinder Singh Author

Keywords:

H∞ controller, linear fractional transformation (LFT), µ-synthesis controller, parametric uncertainty, robust control, two link rigid manipulator (TLRM).

Abstract

Two Link Rigid Manipulator (TLRM) is highly 
unstable and non-linear system thus its stability is a matter of concern. This paper presents Lagrange-Euler method for deriving the dynamics of TLRM. The uncertain model is considered using LFT. Parametric uncertainty in moment of inertia and co-efficient of friction in the TLRM is considered and uncertainty in actuators. Two different robust control strategies, H∞ and µ-synthesis are used and compared. Results 
show that µ-synthesis controller has superior robust 
performance of the proposed two robust control methods.

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Published

05.05.2015

How to Cite

Robust Control of Two Link Rigid Manipulator . (2015). International Journal of Information and Electronics Engineering, 5(3), 198-203. https://ijiee.org/index.php/ijiee/article/view/413