Controlling a holonomic mobile robot with singularities

In this paper a method is presented to control a holonomic mobile robot with singularities. The robot has 3 castor wheels, each wheel actuated by its angular velocity only. Using the proposed approach, singular wheel configurations are escaped without adding steering actuation to any wheel. The whee...

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Detalles Bibliográficos
Autores principales: Shenawy, Ahmed el- (Autor) , Wagner, Achim (Autor) , Badreddin, Essameddin (Autor)
Formato: Chapter/Article Conference Paper
Lenguaje:inglés
Publicado: 23 October 2006
In: The Sixth World Congress on Intelligent Control and Automation, 2006, WCICA 2006
Year: 2006, Pages: 8270-8274
DOI:10.1109/WCICA.2006.1713587
Acceso en línea:Verlag, kostenfrei registrierungspflichtig, Volltext: https://dx.doi.org/10.1109/WCICA.2006.1713587
Verlag, kostenfrei registrierungspflichtig, Volltext: https://ieeexplore.ieee.org/document/1713587
Enlace del recurso
Notas de Autor:A. El-Shenawy, A. Wagner, E. Badreddin
Descripción
Sumario:In this paper a method is presented to control a holonomic mobile robot with singularities. The robot has 3 castor wheels, each wheel actuated by its angular velocity only. Using the proposed approach, singular wheel configurations are escaped without adding steering actuation to any wheel. The wheel coupling equation (WCE) virtually actuates the steering angular velocity of one wheel through controlling the actuated angular velocities of the other two wheels. Basing on the WCE and a cascaded control structure a standard wheel velocity controller is used to control the velocity of the robot. Simulations and practical experiments are carried out to illustrate the performance of the proposed approach and controller.
Notas:Gesehen am 12.12.2019
Descripción Física:Online Resource
ISBN:1424403316
1424403324
9781424403325
DOI:10.1109/WCICA.2006.1713587