Approach in the integrated structure-control optimization of a 3RRR parallel robot

S. Ivvan Valdez, M. Infante-Jacobo, S. Botello-Aceves, Eusebio Hernández, E. Chávez-Conde

Producción científica: Capítulo del libro/informe/acta de congresoCapítulorevisión exhaustiva

Resumen

In this paper, an optimization methodology for the structure and control optimization of a 3RRR planar parallel robot is presented. The proposal consists of three stages in cascade: firstly, we optimize the geometry for a maximum workspace. Secondly, the kinematics is used to optimize dexterity for a set of desired paths inside the workspace that is found in the first stage, and, finally, a set of dynamic control gains are optimized for trajectories given by the same paths. The methodology permits to reduce the computational cost for the geometry optimization stages, while optimizing the control gains using high precision numerical simulation using SimWise 4D commercial software, with a reduced number of evaluations of candidate solutions, and as consequence, a reduced computational time. The results demonstrate that the final structure-control optimized design accurately follows the desired trajectories.

Idioma originalInglés
Título de la publicación alojadaMechanisms and Machine Science
EditorialSpringer Netherlands
Páginas376-386
Número de páginas11
DOI
EstadoPublicada - 2019

Serie de la publicación

NombreMechanisms and Machine Science
Volumen67
ISSN (versión impresa)2211-0984
ISSN (versión digital)2211-0992

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