Small-angle perturbation method for moving platform orientation to avoid singularity of asymmetrical 3-RRR planner parallel manipulator
Sign Up to like & getrecommendations! Published in 2019 at "Journal of the Brazilian Society of Mechanical Sciences and Engineering"
DOI: 10.1007/s40430-019-2012-4
Abstract: To overcome the weakness of the present methods of singularity avoidance for 3-RRR planar parallel manipulator (PPM), a new method of avoiding singular points on planed paths in workspace via orientation perturbation to moving platforms… read more here.
Keywords: orientation; moving platform; method; planned path ... See more keywords
Coupled metronomes on a moving platform with Coulomb friction.
Sign Up to like & getrecommendations! Published in 2022 at "Chaos"
DOI: 10.1063/5.0085216
Abstract: Using a combination of theory, experiment, and simulation, we revisit the dynamics of two coupled metronomes on a moving platform. Our experiments show that the platform's motion is damped by a dry friction force of… read more here.
Keywords: platform; coulomb; moving platform; friction ... See more keywords
Underdetermined Blind Direction-of-Arrival Estimation Using a Moving Platform
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Signal Processing Letters"
DOI: 10.1109/lsp.2022.3227754
Abstract: Underdetermined blind DOA estimation for linear arrays without the prior knowledge of array configuration is a challenging problem. Two methods are proposed to solve this problem based on a moving platform. The first one exploits… read more here.
Keywords: moving platform; underdetermined blind; blind direction; estimation ... See more keywords
Absolute Attitude Estimation of Rigid Body on Moving Platform Using Only Two Gyroscopes and Relative Measurements
Sign Up to like & getrecommendations! Published in 2018 at "IEEE/ASME Transactions on Mechatronics"
DOI: 10.1109/tmech.2018.2811730
Abstract: Many outdoor activities, such as bicycling, driving, and riding segways can be modeled as rigid bodies on a moving platform. In this study, an attitude estimation scheme is established for the rigid body-moving platform system… read more here.
Keywords: rigid body; estimation; attitude estimation; moving platform ... See more keywords
A 2R1T redundantly actuated parallel manipulator with an offset moving platform and fixed linear actuators
Sign Up to like & getrecommendations! Published in 2023 at "Journal of Mechanisms and Robotics"
DOI: 10.1115/1.4062304
Abstract: Redundantly actuated parallel manipulators with two rotations and one translation (2R1T RAPMs) have the potential for machining complex surfaces, where a large orientation workspace and high stiffness are required. Considering the advantages of an offset… read more here.
Keywords: platform; moving platform; actuated parallel; redundantly actuated ... See more keywords
Size optimization of the moving platform for cable-driven parallel manipulators based on stiffness characteristics
Sign Up to like & getrecommendations! Published in 2018 at "Proceedings of the Institution of Mechanical Engineers, Part C: Journal of Mechanical Engineering Science"
DOI: 10.1177/0954406217714819
Abstract: To improve the mechanical structure of cable-driven parallel manipulators (CDPMs), the size of the moving platform is optimized based on the stiffness characteristics. First, the relationship between the stability and the static stiffness of CDPMs… read more here.
Keywords: driven parallel; stable workspace; moving platform; size ... See more keywords
Stiffness Analysis of Parallel Cable-Driven Upper Limb Rehabilitation Robot
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DOI: 10.3390/mi13020253
Abstract: This paper studies the stiffness of the parallel cable-driven upper limb rehabilitation robot (PCUR). Firstly, it was derived that the static stiffness expression of the PCUR was composed of platform pose stiffness KT and cable… read more here.
Keywords: parallel cable; cable; moving platform; stiffness ... See more keywords