Search Results - "Izadbakhsh, Alireza"
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Observer-based adaptive fractional-order control of flexible-joint robots using the Fourier series expansion: theory and experiment
Published in Journal of the Brazilian Society of Mechanical Sciences and Engineering (01-10-2020)“…In this paper, fractional-order observer/controller design for flexible-joint robots is developed. In order to eliminate the need for obtaining the regressor…”
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2
Robust cooperative multiple flexible-joint arms control using the q-Bernstein-Schurer operators as the uncertainty approximator: A singular perturbation approach
Published in Journal of vibration and control (01-11-2023)“…The position-force tracking issue of an object being moved by collaborative Multiple Flexible-Joint arms, facing dynamic uncertainties, model nonlinearities,…”
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3
An alternative stability proof for “Adaptive type-2 fuzzy estimation of uncertainties in the control of electrically flexible-joint robots”
Published in Journal of vibration and control (01-03-2019)“…This short note points out an improvement on the robust stability analysis for electrically driven flexible joint robots (EDFJR) given in the 2017 paper by…”
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4
Szasz-Favard-Mirakyan operators for Chaos synchronization: An Observer-based approach
Published in Journal of vibration and control (01-10-2023)“…In this paper, a Szasz-Favard-Mirakyan operator is exploited for chaos synchronization of a master-slave system. The universal approximation feature asset lets…”
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5
Chaos synchronization using q-Chlodowsky operators as uncertainty approximator
Published in Journal of vibration and control (01-09-2023)“…In this article, q-Chlodowsky operators are utilized for synchronizing a chaotic master-slave system. The universal approximation property enables q-Chlodowsky…”
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6
Observer-based Versus Non-observer Based Adaptive Control of Electrically Driven Cooperative Manipulators Using q-analogue of the Bernstein-Schurer-Stancu Operator as Uncertainty Approximator
Published in International journal of control, automation, and systems (01-08-2023)“…In this paper, the q-analogue of the Bernstein-Schurer-Stancu operator is proposed for uncertainty approximation in adaptive control of cooperative…”
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7
On the Voltage-based Control of Robot Manipulators Revisited
Published in International journal of control, automation, and systems (01-08-2018)“…In this note, we show that the voltage-based control strategy proposed in the paper [1] cannot be applied and act without assumption of uncertainty in the…”
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8
Single-loop PID controller design for electrical flexible-joint robots
Published in Journal of the Brazilian Society of Mechanical Sciences and Engineering (01-02-2020)“…Most of previous approaches presented for electrical flexible-joint robots (EFJR) utilize back-stepping-based control strategy. In order to have a satisfactory…”
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9
A note on “Fractional-order adaptive backstepping control of robotic manipulators in the presence of model uncertainties and external disturbances”
Published in Journal of the Brazilian Society of Mechanical Sciences and Engineering (01-12-2021)“…This article extends the finite-time control and stabilization of the paper “fractional-order adaptive back stepping control of robotic manipulators in the…”
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10
Multi-stage CMOS amplifier frequency compensation using a single MOSCAP
Published in Analog integrated circuits and signal processing (01-05-2020)“…A multi-stage amplifier is a frequency compensated via a single and small MOSFET based capacitor. The idea reduces die occupation considerably since removes…”
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11
Single-loop versus multi-loop control strategies for electrically driven robots with elastic joint
Published in Journal of the Brazilian Society of Mechanical Sciences and Engineering (01-03-2020)“…A comprehensive comparison between single-loop and multi-loop control of electrically driven robots with elastic joint (EDREJ) is addressed in this paper. It…”
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12
FAT-based robust adaptive control of electrically driven robots without velocity measurements
Published in Nonlinear dynamics (01-07-2017)“…Recently, regressor-free control approach has been presented in which uncertainties are estimated using function approximation techniques (FAT) such as the…”
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13
Robust control design for rigid-link flexible-joint electrically driven robot subjected to constraint: theory and experimental verification
Published in Nonlinear dynamics (01-07-2016)“…This paper addresses the design of a robust Lyapunov-based controller for flexible-joint electrically driven robots considering to voltage as control input…”
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14
A note on the “nonlinear control of electrical flexible-joint robots”
Published in Nonlinear dynamics (01-09-2017)“…Robust tracking control of electrically flexible-joint robots is addressed in this paper. Two important practical situations are considered. The fact that…”
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15
A robust anti-windup control design for electrically driven robots — Theory and experiment
Published in International journal of control, automation, and systems (01-10-2011)“…A Robust Anti-Windup Control (RAWC) method is proposed for n -Degree-of-Freedom (DOF) electrically driven robots considering the actuator voltage saturation…”
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16
Endpoint perfect tracking control of robots — A robust non inversion-based approach
Published in International journal of control, automation, and systems (01-12-2009)“…This paper presents a simple and robust non inversion-based perfect tracking control (RNIBPTC) strategy for robot manipulators. The proposed approach is…”
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17
Chaos synchronization using differential equations as extended state observer
Published in Chaos, solitons and fractals (01-12-2021)“…•Due to the universal approximation property of differential equations, the lumped uncertainties are represented with this mathematical tool.•The proposed ESO…”
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18
Robust adaptive control of robot manipulators using Bernstein polynomials as universal approximator
Published in International journal of robust and nonlinear control (10-05-2020)“…Summary This article presents a robust adaptive controller for electrically driven robots using Bernstein polynomials as universal approximator. The lumped…”
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19
Brenke-type polynomials-based robust adaptive control of cooperative multiple manipulators without velocity measurements
Published in International journal of control (01-02-2024)“…This paper proposes Brenke-type polynomials for uncertainty approximation in adaptive control of cooperative electrically driven manipulators. The contribution…”
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Robust impedance control of robot manipulators using differential equations as universal approximator
Published in International journal of control (03-10-2018)“…This paper presents a robust impedance controller for robot manipulators using function approximation techniques (FATs). Recently, some FAT-based robust…”
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