Dynamics analysis, offline–online tuning and identification of base inertia parameters for the 3-DOF Delta parallel robot under insufficient excitations

F Abed Azad, S Ansari Rad, MR Hairi Yazdi… - Meccanica, 2022 - Springer
In this paper, the dynamics model of the 3-Degrees-Of-Freedom (DOF) Delta parallel
manipulator is elaborated by means of a Screw-based formulation of the virtual works …

Back-step** control of delta parallel robots with smart dynamic model selection for construction applications

FA Azad, SA Rad, M Arashpour - Automation in construction, 2022 - Elsevier
Applications of robotic manipulators in construction fields is notorious; however, changes in
system dynamics in the presence of heavy external loads and disturbances in pick-and …

Control of a two-DOF parallel robot with unknown parameters using a novel robust adaptive approach

SA Rad, MG Tamizi, A Mirfakhar, MT Masouleh… - ISA transactions, 2021 - Elsevier
Abstract Model-based methods lose their performance in confronting with model
uncertainties and disturbances. Accordingly, some degrees of adaptation to the involved …

Pseudo DVL reconstruction by an evolutionary TS-fuzzy algorithm for ocean vehicles

S Ansari-Rad, M Hashemi, H Salarieh - Measurement, 2019 - Elsevier
By development of ocean exploration, autonomous vehicles are employed to perform on-
water and underwater tasks. Using an extended Kalman filter, Inertial Navigation …

[PDF][PDF] Investigating the relationship between pricing strategies and international customer acquisition in the early stage of SaaS: the role of hybrid pricing

UR Jayathilaka - ResearchBerg Review of Science and …, 2021 - researchgate.net
Modern cloud infrastructures make it possible for SaaS businesses to provide their services
to clients all over the world. As a result, it is easy for a SaaS company to operate on a …

Design and evaluation of adaptive and sliding mode control for a 3-dof delta parallel robot

FA Azad, S Rahimi, MRH Yazdi… - 2020 28th Iranian …, 2020 - ieeexplore.ieee.org
In this paper, simulation, kinematics analysis, and control of a 3-DOF Delta parallel robot
have been investigated. Delta parallel robots are one of the most popular manipulators for …

Kinematic and dynamic analysis of 3-dof delta parallel robot based on the screw theory and principle of virtual work

FA Azad, MRH Yazdi… - 2019 5th Conference on …, 2019 - ieeexplore.ieee.org
The linear form of dynamic equation of parallel robots can be used to implement a wide
variety of nonlinear adaptive control schemes in real time. Also, in parallel manipulators …

Experimental study on robust adaptive control with insufficient excitation of a 3-DOF spherical parallel robot for stabilization purposes

SA Rad, MG Tamizi, M Azmoun, MT Masouleh… - … and Machine Theory, 2020 - Elsevier
In this paper, a robust adaptive control approach has been proposed for under insufficient
excitation Multi-Input Multi-Output (MIMO) systems. The stability and performance of …

Design a 3-dof delta parallel robot by one degree redundancy along the conveyor axis, a novel automation approach

S Ahangar, MV Mehrabani, AP Shorijeh… - 2019 5th Conference …, 2019 - ieeexplore.ieee.org
This paper addresses the design of a 3 degree-of-freedoms (DOF) Delta parallel robot with
one DOF redundancy attached to its base. This paper aims at presenting the state-of-the-art …

Kinematics and control of a 4-dof delta parallel manipulator

M Azmoun, A Rouhollahi… - 2018 6th RSI …, 2018 - ieeexplore.ieee.org
In this paper, the design, kinematic problem and control of a 4-DOF Delta parallel
manipulator are investigated. Delta is a parallel manipulator which is widely used for pick …