• A sliding mode controlled three wheeled narrow vehicle 

    Fossas Colet, Enric; Roqueiro, Nestor; Gaudezi de Faria, Marcelo (2013)
    Article
    Accés restringit per política de l'editorial
    This paper presents a sliding mode controller for a narrow tilting three-wheeled vehicle. The vehicle is modelled as a dynamic eighteen-order system with two inputs and two outputs, however, a simple third-order model of ...
  • An extension of the unity vector control method 

    Roqueiro, Nestor; Do Carmo, L. M. M.; Silveira, H. B.; Fossas Colet, Enric (Institute of Electrical and Electronics Engineers (IEEE), 2014)
    Text en actes de congrés
    Accés restringit per política de l'editorial
    In this work, Unity Vector Control is revisited based on the results by V. Utkin and co-workers. The approach here presented extends the one reported by V. Utkin and co-workers so that independent feedback gains may be ...
  • Sliding mode controller and flatness based set-point generator for a three wheeled narrow vehicle 

    Roqueiro, Nestor; de Faria, Marcelo G.; Fossas Colet, Enric (IFAC, 2011)
    Text en actes de congrés
    Accés restringit per política de l'editorial
    This paper presents a sliding mode Controller for a narrow tilting three wheeled vehicle. A dynamic model of eighteenth order is presented for simulation purposes only. Design and analysis are based on a simpler third ...
  • Variable-structure control with complementarity-inputs for a lean-burn IC engine of a series hybrid vehicle 

    Roqueiro, Nestor; Fossas Colet, Enric; Martins Oliveira, A. A.; Puleston, Paul Federico (2015-07-01)
    Article
    Accés obert
    This paper presents a robust controller for an internal combustion (IC) engine, as the first stage of a project to develop a hybrid light urban vehicle, running on ethanol in lean burn. In particular, this work focuses on ...