Results 1 to 10 of about 10,203 (297)

A New Noise-Tolerant Obstacle Avoidance Scheme for Motion Planning of Redundant Robot Manipulators [PDF]

open access: yesFrontiers in Neurorobotics, 2018
Avoiding obstacle(s) is a challenging issue in the research of redundant robot manipulators. In addition, noise from truncation, rounding, and model uncertainty is an important factor that affects greatly the obstacle avoidance scheme.
Dongsheng Guo   +4 more
doaj   +2 more sources

Neural-Dynamic Based Synchronous-Optimization Scheme of Dual Redundant Robot Manipulators [PDF]

open access: yesFrontiers in Neurorobotics, 2018
In order to track complex-path tasks in three dimensional space without joint-drifts, a neural-dynamic based synchronous-optimization (NDSO) scheme of dual redundant robot manipulators is proposed and developed. To do so, an acceleration-level repetitive
Zhijun Zhang, Qiongyi Zhou, Weisen Fan
doaj   +2 more sources

Redundancy-Based Motion Planning with Task Constraints for Robot Manipulators [PDF]

open access: yesSensors
Finding realistic motions for redundant manipulators is essential for complex jobs such as home care and industrial assembly. Motion planning is complex when a task requires standing upright or moving through restricted spaces.
Yi Zhang, Hongguang Wang
doaj   +2 more sources

Prioritized Multi-task Motion Coordination of Physically Constrained Quadruped Manipulators [PDF]

open access: yesCyborg and Bionic Systems
Quadruped manipulators can use legs to mimic legged animals for crossing unstructured environments. They can also use a bionic arm to execute manipulation tasks. The increasing demands for such robots have pushed research progress.
Aizhen Xie   +6 more
doaj   +2 more sources

On the Effect of the End-effector Point Trajectory on the Joint ‎Jerk of the Redundant Manipulators [PDF]

open access: yesJournal of Applied and Computational Mechanics, 2021
This paper is focused on investigating the joints jerk of industrial serial redundant manipulators with 6 degrees of freedom (6-DOF) under the variation of the end-effector point (EEP) trajectory in the workspace. The EEP trajectories are initially built
Xuan Bien Duong
doaj   +1 more source

Reinforcement Learning-Based Reactive Obstacle Avoidance Method for Redundant Manipulators

open access: yesEntropy, 2022
Redundant manipulators are widely used in fields such as human-robot collaboration due to their good flexibility. To ensure efficiency and safety, the manipulator is required to avoid obstacles while tracking a desired trajectory in many tasks ...
Yue Shen   +5 more
doaj   +1 more source

Spherical Wrist Manipulator Local Planner for Redundant Tasks in Collaborative Environments

open access: yesSensors, 2023
Standard industrial robotic manipulators use well-established high performing technologies. However, such manipulators do not guarantee a safe Human–Robot Interaction (HRI), limiting their usage in industrial and medical applications. This paper proposes
Marcello Chiurazzi   +4 more
doaj   +1 more source

Investigation on the Discretization of a Repetitive Path Planning Scheme for Redundant Robot Manipulators

open access: yesIEEE Access, 2020
Repetitive path planning (RPP) plays an important role in the operation of redundant robot manipulators. In this study, we investigate a new discrete-time RPP scheme depicted in the pseudoinverse-type formulation for redundant robot manipulators.
Limin Shen, Yuanmei Wen
doaj   +1 more source

Dynamic Analysis and Control of Redundant Manipulator for Agricultural Applications in a Virtual Environment

open access: yesInternational Journal of Mathematical, Engineering and Management Sciences, 2023
In the development of automated manipulators for fruit and vegetable picking technologies, the challenge of ensuring an efficient, stable, and loss-free picking process has been a complex problem.
A. Sridhar Reddy   +2 more
doaj   +1 more source

Maxwell Model-Based Null Space Compliance Control in the Task-Priority Framework for Redundant Manipulators

open access: yesIEEE Access, 2020
Improving robot performance while simultaneously ensuring compliance and human safety has been appealing for a long time and remains a challenge. To this end, we propose a new approach for kinematic control of redundant manipulators to deal with multiple
Le Fu, Jie Zhao
doaj   +1 more source

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