Health Policy

Dynamics and Robust Control of Robot-environment Interaction by Vukobratovic Miomir, Surdilovic Dragoljub, Ekalo Yury PDF

By Vukobratovic Miomir, Surdilovic Dragoljub, Ekalo Yury

ISBN-10: 9812834753

ISBN-13: 9789812834751

This booklet covers the main beautiful challenge in robotic keep an eye on, facing the direct interplay among a robotic and a dynamic setting, together with the human-robot actual interplay. It presents entire theoretical and experimental insurance of interplay regulate difficulties, ranging from the mathematical modeling of robots interacting with complicated dynamic environments, and continuing to numerous suggestions for interplay keep an eye on layout and implementation algorithms at diversified keep an eye on layers. concentrating on the training precept, it additionally exhibits the appliance of recent and complicated studying algorithms for robot touch tasks.
The final goal is to strike an excellent stability among the required theoretical framework and sensible points of interactive robots.
Contents: keep an eye on of Robots in touch projects: A Survey; A Unified method of Dynamic keep watch over of Robots; Impedance regulate; useful Synthesis of Impedance keep an eye on; strong regulate of Human-Robot interplay in Haptic structures; clever keep an eye on recommendations for robot touch projects.

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Extra info for Dynamics and Robust Control of Robot-environment Interaction (New Frontiers in Robotics)

Example text

Lu and Goldenberg [45] proposed a sliding-mode-based control law for impedance control. e. the difference between the nominal target model and the actual impedance) converges asymptotically to zero on the sliding surface. In order to cope with the chattering effects in the variable structure sliding-mode control, a continuous switching algorithm in a small region around sliding surface is proposed. Al-Jarah and Zheng [51] proposed an interesting adaptive impedance control algorithm intended to minimize the interaction force between the manipulator and the environment.

The dynamic models of the actuators and mechanical part of the robot are related by joint torques (loads). 5) Bm = diag (n 2j bmj ) and τ q is a nx1 vector of input torques at joint shaft (after reducer), which for n = 6 has the form T τ q = [ n1τ m1.... n6τ m 6 ] . The above dynamic model can be transformed into an equivalent form which is more convenient for the analysis and synthesis of a robot controller for contact tasks. When the manipulator interacts with the environment it is very convenient to describe its dynamics in the space where the manipulation task is described, rather than in joint coordinate space (also termed configuration space).

18 Parallel position-force control For a parallel controller case, consisting of a PD action in the position loop, and a PI control in the force loop, together with the gravity compensation and Control of Robots in Contact Tasks: A Survey 43 desired force feedforward, a set of sufficient local asymptotic stability conditions has been derived in [68]. Stability analysis and simulation results on an industrial robot also are included. e. velocity gains) to ensure the system’s stability. 4 Unified position-force control Vukobratovic and Ekalo [8] have established a unified approach to control simultaneously position and force in an environment with completely dynamic reactions.

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Dynamics and Robust Control of Robot-environment Interaction (New Frontiers in Robotics) by Vukobratovic Miomir, Surdilovic Dragoljub, Ekalo Yury


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