Now showing items 8-22 of 22

  • Efficiency optimisation of an experimental PEM fuel cell system via super twisting control 

    Kunusch, Cristian; Puleston, Paul; Mayosky, Miguel Angel; Dávila, Alejandro (2010)
    Conference report
    Open Access
    A robust control solution is proposed to solve the air supply control problem in autonomous polymer electrolyte membrane fuel cells (PEMFC) based systems. Different second order sliding mode (SOSM) controllers are designed ...
  • Estudio de la viabilidad del algoritmo super-twisting de ganancias variables para el control de pilas de combustible PEM 

    Evangelista, Carolina; Kunusch, Cristian; Puleston, Paul Federico (2013)
    Conference report
    Restricted access - publisher's policy
    En este trabajo se presenta el diseño de un controlador paramaximizar la eficiencia de una pila de combustible, en base a un algoritmo Supertwisting (ST) con ganancias variables. La estrategia consiste en regular la relación ...
  • Experimental results applying second order sliding mode control to a PEM fuel cell based system 

    Kunusch, Cristian; Puleston, Paul; Mayosky, Miguel Angel; Fridman, Leonid (2013)
    Article
    Open Access
    A robust control solution is proposed to solve the air supply control problem in autonomous polymer electrolyte membrane fuel cells (PEMFC) based systems. A Super Twisting controller is designed using a nonlinear model of ...
  • Extremum seeking algorithms for minimal hydrogen consumption in PEM fuel cells 

    Kunusch, Cristian; Castaños Luna, Fernando (2013)
    Conference report
    Open Access
    We present an adaptive sliding-mode extremum seeker that minimizes an unknown function that is subject to an unknown static constraint. The same algorithm can be applied when the static constraint is replaced by a dynamic ...
  • Fault-tolerant unfalsified control for PEM fuel cell systems 

    Bianchi, Fernando Daniel; Ocampo-Martínez, Carlos; Kunusch, Cristian; Sánchez Peña, Ricardo Salvador (2015)
    Article
    Open Access
    The article addresses the implementation of a data-driven control strategy in a real test bench based on proton exchange membrane fuel cells (PEMFCs). The proposed control scheme is based on Unfalsified Control (UC), which ...
  • Identification and observation in the anode line of PEM fuel cell stacks 

    Kunusch, Cristian; Moreno Pérez, Jaime; Angulo, M. (2013)
    Conference report
    Open Access
    In this work, some potential identification/observation problems that arise in the anode line of a typical Polymer Electrolyte Membrane (PEM) fuel cell based system are highlighted and then solved. They involve estimating ...
  • Linear identification and model adjustment of a PEM fuel cell stack 

    Husar, Attila Peter; Kunusch, Cristian; Puleston, Paul; Mayosky, Miguel Á.; Moré, J.J. (Elsevier, 2008)
    Article
    Open Access
    In the context of fuel cell stack control a mayor challenge is modeling the interdependence of various complex subsystem dynamics. In many cases, the states interaction is usually modeled through several look-up tables, ...
  • Modelado dinámico y validación experimental de una pila de combustible PEM 

    Husar, Attila Peter; Kunusch, Cristian; Puleston, Paul; Mayosky, Miguel Á. (2008)
    Conference report
    Open Access
    Resumen: En el presente trabajo se desarrolla un modelo dinámico apto para el diseño de control de un sistema de celdas de combustible experimental tipo PEM (Polymer Electrolyte Membrane). El sistema bajo análisis está ...
  • Multi input sliding mode control of an autonomous fuel cell-supercapacitor hybrid system 

    Moré, Jerónimo José; Puleston, Paul; Kunusch, Cristian; Fossas Colet, Enric (2012)
    Conference report
    Restricted access - publisher's policy
    This paper presents the design of a sliding mode control strategy through an input decoupling of an hybrid fuel cell based system. The hybrid system is composed by a fuel cell stack and a Supercapacitors module, connected ...
  • Observation of the internal states of a PEMFC anode gas channel 

    Luna Pacho, Julio Alberto; Batlle Arnau, Carles; Kunusch, Cristian; Riera Colomer, Jordi; Sarmiento Carnevali, María Laura; Serra, Maria (2013)
    Conference report
    Open Access
    In this work a non-linear, model-based state observer is developed. Dynamics of the system described by a distributed parameter, partial differential equations model. Forward and backward discretization of the model to ...
  • On the implementation of an adaptive extremum seeking algorithm for hydrogen minimization in PEM fuel cell based systems 

    Kunusch, Cristian; Castaños Luna, Fernando (2013)
    Conference report
    Open Access
    This work presents initial experimental results of an adaptive sliding-mode extremum seeker that minimizes the hydrogen consumption in a fuel cell based system. The extremum seeker is based on the classical steepest-descent ...
  • On the implementation of gain-scheduled LPV control for oxygen stoichiometry regulation in PEM fuel cells 

    Bianchi, Fernando Daniel; Kunusch, Cristian; Ocampo-Martínez, Carlos; Sánchez Peña, Ricardo Salvador (Institute of Electrical and Electronics Engineers (IEEE), 2013)
    Conference report
    Open Access
    The article addresses the LPV control of a Polymer Electrolyte Membrane Fuel Cell (PEMFC) facing oxygen stoichiometry regulation. In order to optimize efficiency, PEMFCs require reliable control systems ensuring stability ...
  • Online identification of time varying parameters in PEM fuel cells 

    Kunusch, Cristian (2013)
    Conference report
    Open Access
    This article tackles some ideas about parameters identification in the anode line of a typical PEM fuel cell test station. The approach is focused in the nonlinear model structure and solves an observation problem using a ...
  • Sliding Mode Strategy for PEM Fuel Cells Stacks Breathing Control Using a Super-Twisting Algorithm 

    Kunusch, Cristian; Puleston, Paul; Mayosky, M A; Riera Colomer, Jordi (2009-01)
    Article
    Open Access
    A second-order sliding mode strategy to control the breathing subsystem of a polymer electrolyte membrane fuel cell stack for transportation applications is presented. The controller is developed from a design model of ...
  • Thermal modelling approach and model predictive control of a water-cooled PEM fuel cell system 

    Rojas Fernández, José David; Ocampo-Martínez, Carlos; Kunusch, Cristian (2013)
    Conference report
    Open Access
    In this paper, a modular thermal modelling approach for a water-cooled Proton Exchange Membrane fuel cell (PEM-FC) stack is proposed. The resultant model is based on the heat flux inside the stack and has been validated ...