نتایج جستجو برای: flexible joint manipulator

تعداد نتایج: 309335  

2010
A. R. Khalilzadeh M. Taleb Ziabari

Flexible manipulators are extensively used in industries. A theoretical analysis of intelligent tracking controller based on emotional learning model in mammalians brain for single-link flexible-joint manipulator is presented. Brain emotional learning based intelligent controller (BELBIC) is an intelligent controller based on the model of emotional part of brain. In this paper, BELBIC is applie...

2014
M. E. Akbari M. A. Badamchizadeh M. A. Poor Vimal Singh

This paper proposes a fuzzy TSK controller to control a rotary flexible joint manipulator. The flexibility of joint is performed by means of a solenoid nonlinear spring, which is connected between actuator output and joint input in a bilateral connection form to transfer the produced torque; also the smooth model of frictions is used for modeling the dynamics of flexible manipulator. The effect...

This paper presents a novel robust fractional PIλ controller design for flexible joint electrically driven robots. Because of using voltage control strategy, the proposed approach is free of problems arising from torque control strategy in the design and implementation. In fact, the motor's current includes the effects of nonlinearities and coupling in the robot manipulator. Therefore, cancella...

2011
M. A. Ahmad R. M. T. Raja Ismail M. S. Ramli M. A. Zawawi

Conventional model-based control strategies are very complex and difficult to synthesize due to high complexity of the dynamics of robots manipulator considering joint elasticity. This paper presents investigations into the development of hybrid control schemes for trajectory tracking and vibration control of a flexible joint manipulator. To study the effectiveness of the controllers, initially...

2016
I. I. SILLER-ALCALÁ J. U. LICEAGA-CASTRO R. ALCÁNTARA-RAMÍREZ

In this paper, a NCGPC (Nonlinear Continuous Time Generalized Predictive Control) is proposed for a single-link flexible joint manipulator. This control is developed by using a property of NCGPC, the demonstration that the selection of particular design parameters, such as control order and predictor order leads to well-known feedback linearization. Simulations are presented in order to illustr...

This paper presents a novel robust fractional PIλ controller design for flexible joint electrically driven robots. Because of using voltage control strategy, the proposed approach is free of problems arising from torque control strategy in the design and implementation. In fact, the motor's current includes the effects of nonlinearities and coupling in the robot manipulator. Therefore, cancella...

2007
Mihaela Doina ZAMFIR

−In the paper you will implement a set point control system for the single-link manipulator with flexible joint using a multiloop controller based on feedback linearization (inner loop) and linear statefeedback control (outer loop). Then, you will modify the multiloop controller to solve a trajectory tracking problem. The simulations demonstrate that the multi-loop control law it is a viable me...

2017
K. V. Varalakshmi J. Srinivas

This paper presents dynamic analysis studies of planar parallel flexible 3-RRR manipulator with and without considering the flexibility of mobile platform. Initially, by treating all the members of the manipulator as flexible, the joint displacements, reaction forces and stresses are obtained during a specified trajectory tracking in Cartesian space. A comparative study is conducted with manipu...

2009
Hong Zhaobin Chen Li

The robust control and active vibration control for free-floating space flexible manipulator with parameter uncertainties are studied. The dynamic equations of the system are developed by using the Lagrangian assumed modes methods, it is verified that the dynamic equation can be linearly dependent on a group of inertial parameters. Based on the results and under the assumption of two-time scale...

This paper presents a method for the kinematical modeling of robot manipulator arms with flexible members. Development of such techniques are important for the improvement of robotic arms precision performance and their mechanical design. The approach employs the (4X4) Denavit-Hartenberg homogeneous transformations to describe the kinematics of light weight flexible manipulator arms. The method...

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