Sliding mode control for robust and smooth reference tracking in robot visual servoing

[EN] An approach based on sliding mode is proposed in this work for reference tracking in robot visual servoing. In particular, 2 sliding mode controls are obtained depending on whether joint accelerations or joint jerks are considered as the discontinuous control action. Both sliding mode controls...

Descripción completa

Detalles Bibliográficos
Autores: Muñoz-Benavent, Pau|||0000-0003-4681-183X, Gracia Calandin, Luis Ignacio|||0000-0001-9258-9286, Solanes, J. Ernesto|||0000-0001-5011-4872, Esparza Peidro, Alicia|||0000-0002-7471-8686, Tornero Montserrat, Josep|||0000-0003-1571-0251
Tipo de recurso: artículo
Fecha de publicación:2018
País:España
Institución:Universitat Politècnica de València (UPV)
Repositorio:RiuNet. Repositorio Institucional de la Universitat Politécnica de Valéncia
Idioma:inglés
OAI Identifier:oai:riunet.upv.es:10251/140831
Acceso en línea:https://riunet.upv.es/handle/10251/140831
Access Level:acceso abierto
Palabra clave:Control applications
Nonlinear control
Robot system
Robust control
Sliding mode control
INGENIERIA DE SISTEMAS Y AUTOMATICA
ARQUITECTURA Y TECNOLOGIA DE COMPUTADORES
Descripción
Sumario:[EN] An approach based on sliding mode is proposed in this work for reference tracking in robot visual servoing. In particular, 2 sliding mode controls are obtained depending on whether joint accelerations or joint jerks are considered as the discontinuous control action. Both sliding mode controls are extensively compared in a 3D-simulated environment with their equivalent well-known continuous controls, which can be found in the literature, to highlight their similarities and differences. The main advantages of the proposed method are smoothness, robustness, and low computational cost. The applicability and robustness of the proposed approach are substantiated by experimental results using a conventional 6R industrial manipulator (KUKA KR 6 R900 sixx [AGILUS]) for positioning and tracking tasks.