Multi‐Degree‐of‐Freedom Robots Powered and Controlled by Microwaves
Sign Up to like & getrecommendations! Published in 2022 at "Advanced Science"
DOI: 10.1002/advs.202203305
Abstract: Microwaves have become a promising wireless driving strategy due to the advantages of transmissivity through obstacles, fast energy targeting, and selective heating. Although there are some studies on microwave powered artificial muscles based on different… read more here.
Keywords: freedom robots; degree freedom; robots powered; parallel robot ... See more keywords
Dynamic modeling and comparative analysis of a 3-PRR parallel robot with multiple lubricated joints
Sign Up to like & getrecommendations! Published in 2019 at "International Journal of Mechanics and Materials in Design"
DOI: 10.1007/s10999-019-09479-5
Abstract: This paper presents a methodology to study the dynamic response of a parallel robot with multiple lubricated joints. Based on Gumbel’s boundary conditions, the hydrodynamic force of the journal bearing is calculated with the Pinkus–Sternlicht… read more here.
Keywords: methodology; multiple lubricated; parallel robot; lubricated joints ... See more keywords
Optimal design of adaptive robust control for a planar two-DOF redundantly actuated parallel robot
Sign Up to like & getrecommendations! Published in 2021 at "Nonlinear Dynamics"
DOI: 10.1007/s11071-021-06739-y
Abstract: An adaptive robust control combined with a multi-objective parameter optimization method for a parallel robot under unknown uncertainty is proposed. In the active joint space, the model of the parallel robot can be obtained by… read more here.
Keywords: robust control; control; parallel robot; adaptive robust ... See more keywords
Evaluation of the power consumption of a high-speed parallel robot
Sign Up to like & getrecommendations! Published in 2018 at "Frontiers of Mechanical Engineering"
DOI: 10.1007/s11465-017-0456-8
Abstract: An inverse dynamic model of a high-speed parallel robot is established based on the virtual work principle. With this dynamic model, a new evaluation method is proposed to measure the power consumption of the robot… read more here.
Keywords: parallel robot; power consumption; power; speed parallel ... See more keywords
Collision-free workspace and kinetostatic performances of a 4-DOF delta parallel robot
Sign Up to like & getrecommendations! Published in 2019 at "Journal of the Brazilian Society of Mechanical Sciences and Engineering"
DOI: 10.1007/s40430-019-1605-2
Abstract: In this paper, the mechanical interference of the 4-DOF delta parallel robot, which is designated to be used as pick-and-place robot, within its practical workspace is investigated. A new geometric algorithm is introduced which enables… read more here.
Keywords: parallel robot; collision; workspace; dof delta ... See more keywords
Self-motion conditions for a 3-PPPS parallel robot with delta-shaped base
Sign Up to like & getrecommendations! Published in 2019 at "Mechanism and Machine Theory"
DOI: 10.1016/j.mechmachtheory.2019.02.006
Abstract: Abstract This paper presents the self-motion conditions of the 3- PP PS parallel robot with an equilateral mobile platform and an equilateral-shaped base. The study of the direct kinematic model shows that this robot admits… read more here.
Keywords: parallel robot; shaped base; motion conditions; self motion ... See more keywords
Trajectory planning of a 4-RR(SS)2 high-speed parallel robot
Sign Up to like & getrecommendations! Published in 2022 at "Robotica"
DOI: 10.1017/s0263574721001892
Abstract: Abstract The trajectory-planning method for a novel 4-degree-of-freedom high-speed parallel robot is studied herein. The robot’s motion mechanism adopts RR(SS)2 as branch chains and has a single moving platform structure. Compared with a double moving… read more here.
Keywords: high speed; trajectory planning; motion; parallel robot ... See more keywords
Robust PID optimal tuning of a Delta parallel robot based on a hybrid optimization algorithm of particle swarm optimization and differential evolution
Sign Up to like & getrecommendations! Published in 2022 at "Robotica"
DOI: 10.1017/s0263574722001606
Abstract: Abstract In this paper, we propose an approach to tune optimal parameters of a robust PID controller by means of computed torque control (CTC) strategy for trajectory tracking of a Delta parallel robot, using a… read more here.
Keywords: robust pid; parallel robot; delta parallel; optimization ... See more keywords
Robust control of 3-DOF parallel robot driven by PMAs based on nominal stiffness model
Sign Up to like & getrecommendations! Published in 2017 at "Advanced Robotics"
DOI: 10.1080/01691864.2017.1284022
Abstract: Abstract This paper deals with an efficient implementation of robust controller on 3-DOF parallel robot driven by pneumatic muscle actuators (PMAs). PMA is a new flexible pneumatic actuator with relatively complex mathematical model. For the… read more here.
Keywords: stiffness; dof parallel; robot driven; parallel robot ... See more keywords
Three-dimensional static and dynamic stiffness analyses of the cable driven parallel robot with non-negligible cable mass and elasticity
Sign Up to like & getrecommendations! Published in 2018 at "Mechanics Based Design of Structures and Machines"
DOI: 10.1080/15397734.2017.1358094
Abstract: ABSTRACT This study investigates the three-dimensional static and dynamic stiffness analyses of the cable driven parallel robot by considering cable mass, elasticity, and mass of end-effector. According to these models, optimization of cable tensions and… read more here.
Keywords: driven parallel; stiffness; cable; parallel robot ... See more keywords
Dynamics Analysis of a Novel 3-PSS Parallel Robot Based on Linear Motor
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Access"
DOI: 10.1109/access.2020.3005436
Abstract: The traditional parallel robot based on servo rotating motor runs stable and fast, but it still has the disadvantages of low load capacity and small acceleration. Based on the characteristics of the linear motor such… read more here.
Keywords: parallel robot; linear motor; robot based; robot ... See more keywords