[PDF] Top 20 Robust control for robotic manipulators with non smooth strategy

... Biography notes: Dongya Zhao received BEng from Shandong University, Jinan, China, in 1998, MSc from Tianhua Institute of Chemical Machinery & Automation, Lanzhou, China, in 2002 and PhD from Shanghai Jiao Tong ... See full document

... In the following chapters of this thesis, several new and improved robust variable structure control schemes of nonlinear systems will be proposed by combining conventional methods and r[r] ... See full document

... the robust controllers are that on-line computation is kept to a minimum and their inherent robustness to additive bounded ...the robust control approach is that these controllers require a priori ... See full document

... require robotic manipulators that have large workspace and are capable of precise ...Micro-macro manipulators are considered as the best solution to this ...to control micro-macro ... See full document

... This paper presents the design, simulation and hardware realization of CTC and VSC strategies. The simulation results have been verified through experimental implementation on a physical platform. Trajectory tracking ... See full document

... case of the imperfect joint approach. The existence of joint clearance has clear effects on system kinematics and dynamics, and causes impulse-type contact force/ torque during a short interval. Both clearance size and ... See full document

... tracking control of the direct-drive robot manipulators driven by PMSMs has been studied in this ...The robotic control system commonly uses the torque control strategy that is ... See full document

... force control strategy, an impedance control had also been frequently introduced to achieve active compliant control for robotic ...impedance control was proposed in the ... See full document

... closed-loop control performance and stability are enhanced if more rules are added to the rule base of the ...a robust PD-type FLC is driven for a class of MIMO second order nonlin- ear systems with ... See full document

... torque control. In this paper, a closed-loop torque control strategy is ...closed-loop control is estimated using an Arti- ficial Neural Network (ANN) that uses magnetic field measurements ... See full document

... Fig. 1. A model of the nano-robotic cell Our experiments focused on two major problems present during the construction of nano- robotic assembly cells. The first one is a nonlinear characteristic of a ... See full document

... the control loop ...the control performance, causing large overshoot and long settling time, but also can lead to instability, since the feedback loop is broken for such ... See full document

... J q  J q . Figures 2 and 3 depict the tracking performances of the proposed scheme which are satisfactory. Meanwhile, voltage signals are presented in Figure 4. As shown in this figure, motor voltages are smooth ... See full document

... The electronic section of robotic arm recommended as LPC1768 with Cortex Arm M3has chosen Mbed microcontroller as the important and main processor. It has been understood since it possess good variety regarding ... See full document

... A robotic arm is a type of mechanical arm, usually programmable, with similar functions to a human arm the arm may be the sum total of the mechanism or may be part of a more multifarious ...terms. ... See full document

... The great advances achieved by robotics in recent years, have made it possible that this discipline of knowledge, has been considered a technology available only to large companies or research centres with million dollar ... See full document

... a non-model based controller namely Neural Network Controller is proposed and to be ...adaptive control is capable to work in highly nonlinear and uncertain environments and the design method is not time ... See full document

... minimum control. In two surface sliding mode control two surfaces were defined, the first surface is a virtual surface that aids the fast motion of the trajectory on to its final ... See full document

... We build upon Behavior Trees as an alternative to these approaches. Behavior Trees are gaining popularity as a model for creating generalizable robot programs [10], [11]. While initially designed for large industrial ... See full document

... new manipulators requires the knowledge of their kinematic ...the non-singular posture changing ability and for the existence of voids in the workspace, ...3R manipulators with mutually orthogonal ... See full document