Exploració per autor "Fossas Colet, Enric"
Ara es mostren els items 57-76 de 111
-
GEOPLEX: GSSA and VSS models
Batlle Arnau, Carles; Biel Solé, Domingo; Gaviria, César; Griñó Cubero, Robert; Fossas Colet, Enric; Martínez, Sònia (2006-05-24T10:50:14Z)
Report de recerca
Accés obertThis report describes some aspects of the theory of Variable Structure Systems (VSS). It starts with the state-of-the-art classical methods of control and evolves to a description based on average port Hamiltonian models. ... -
Harmonic balance-based control of a boost DC/AC converter
Olm Miras, Josep Maria; Biel Solé, Domingo; Spinetti Rivera, Mario de Jesús; Fossas Colet, Enric (2012-08)
Article
Accés obertThe achievement of step-up inversion with a boost DC/AC converter requires appropriate periodic references for inductor currents, which have to satisfy ordinary differential equations (ODE) of the Abel type. These are ... -
Herramienta interactiva para el aprendizaje del control en modo de deslizamiento en R22
Carrero Candelas, Niliana Andreina; Costa Castelló, Ramon; Dormido Bencomo, Sebastián; Fossas Colet, Enric (2010-06-01)
Text en actes de congrés
Accés restringit per política de l'editorialEn este trabajo se presenta una herramienta interactiva en 2D para ilustrar los conceptos teoricos de control en modo de deslizamiento en sistemas dinamicos lineales. El objetivo final es facilitar a los alumnos la posibilidad ... -
High performance control of a single-phase shunt active filter
Costa Castelló, Ramon; Griñó Cubero, Robert; Cardoner Parpal, Rafel; Fossas Colet, Enric (Institute of Electrical and Electronics Engineers, 2007)
Text en actes de congrés
Accés obertShunt active power filters are devices connected in parallel with nonlinear and reactive loads which are in charge of compensating these characteristics in order to assure the quality of the distribution network. This ... -
High-Performance Control of a Single-Phase Shunt Active Filter
Costa Castelló, Ramon; Griñó Cubero, Robert; Cardoner Parpal, Rafel; Fossas Colet, Enric (2009-11)
Article
Accés obertShunt active power filters are devices, connected in parallel with nonlinear and reactive loads, which are in charge of compensating these characteristics in order to assure the quality of the distribution network. This ... -
Hybrid model of a double-fed induction machine and back-to-back converter
Batlle Arnau, Carles; Dòria Cerezo, Arnau; Fossas Colet, Enric (2005-01)
Report de recerca
Accés obertThis report details the port interconnection of two subsystems: a power electronics subsystem (a back-to-back AC/AC converter (B2B), coupled to a phase of the power grid), and an electromechanical subsystem (a doubly-fed ... -
Hybrid model of a doubly-fed induction machine and back-to-back converter
Batlle Arnau, Carles; Dòria Cerezo, Arnau; Fossas Colet, Enric (2005-03)
Report de recerca
Accés obertThis report details the port interconnection of two subsystems: a power electronics subsystem (a back-to-back AC/AC converter (B2B), coupled to a phase of the power grid), and an electromechanical subsystem (a doubly-fed ... -
Improving the robustness of Hamiltonian passive control
Batlle Arnau, Carles; Dòria Cerezo, Arnau; Fossas Colet, Enric (2006-03)
Report de recerca
Accés obertInterconnection and damping assignment passivity based control (IDA-PBC) is a well know technique for port Hamiltonian dissipative systems (PHDS). In this paper we point out the kind of problems that can appear in the ... -
Interleaving quasi-sliding-mode control of parallel-connected buck-based inverters
Ramos Lara, Rafael Ramón; Biel Solé, Domingo; Fossas Colet, Enric; Guinjoan Gispert, Francisco (Institute of Electrical and Electronics Engineers (IEEE), 2008-11)
Article
Accés obertAn interleaving fixed-switching-frequency quasi-sliding control algorithm based on the zero average dynamics approach is reported and applied to the design of a modular system of parallel-connected single-phase inverters. ... -
Iterative approximation of unstable limit cycles for a class of Abel equations
Fossas Colet, Enric; Olm Miras, Josep Maria; Sira-Ramírez, Hebertt (2007)
Report de recerca
Accés obertThis report considers the analytical approximation of unstable limit cycles that may appear in Abel equations written in the normal form. The procedure uses an iterative approach that takes advantage of the contraction ... -
Leonhard Euler: quatre lIiçons escollides
Fossas Colet, Enric (2014-01-31)
Altres
Accés obertL'FME dedica el curs acadèmic 2006-2007 a la figura del matemàtic suís Leonhard Euler, una de les ments més importants de la història, comparable a Gauss o Arquímedes. La lliçó inaugural va anar a càrrec d'Enric Fossas, ... -
Leonhard Euler: quatre lliçons escollides
Fossas Colet, Enric (Societat Catalana de Matemàtiques, 2007-12)
Article
Accés obertAprofitant la commemoració durant el curs 2006-2007 del tricentenari del naixement d’Euler, es presenten quatre temes d’entre els seus treballs: els logaritmes, la fórmula d’Euler, el problema de Basilea i el disseny d’un ... -
Llicó inaugural : Leonhard Euler
Fossas Colet, Enric (2006-09-20)
Audiovisual
Accés obertL'FME dedica el curs acadèmic 2006-2007 a la figura del matemàtic suís Leonhard Euler, una de les ments més importants de la història, comparable a Gauss o Arquímedes. La lliçó inaugural va anar a càrrec d'Enric Fossas, ... -
Modeling a coupled-inductor boost converter in the complementarity framework
Carrero Candelas, Niliana Andreina; Batlle Arnau, Carles; Fossas Colet, Enric (2013)
Comunicació de congrés
Accés restringit per política de l'editorialWe consider the modeling of switching circuits, consisting of passive elements, independent sources, which are subject both to externally induced switches (time events) and to state events. We focus on the use of the ... -
Modelling and nonlinear control of a magnetically coupled multiport DC-DC converter for automotive applications
Repecho del Corral, Víctor; Olm Miras, Josep Maria; Griñó Cubero, Robert; Dòria Cerezo, Arnau; Fossas Colet, Enric (Institute of Electrical and Electronics Engineers (IEEE), 2021-04-21)
Article
Accés obertThis work presents a nonlinear control strategy for a magnetically coupled multiport dc-dc converter aimed at automotive applications. First, a behavioural dynamic model, based on averaging the power flowing among the ... -
Multi input sliding mode control of an autonomous fuel cell-supercapacitor hybrid system
Moré, Jerónimo José; Puleston, Paul; Kunusch, Cristian; Fossas Colet, Enric (2012)
Text en actes de congrés
Accés restringit per política de l'editorialThis 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 ... -
Odd-Harmonic Digital Repetitive Control of a Single-Phase Current Active Filter
Costa Castelló, Ramon; Griñó Cubero, Robert; Fossas Colet, Enric (Institute of Electrical and Electronics Engineers (IEEE), 2004-07)
Article
Accés obertShunt active power filters have been proved as useful elements to correct distorted currents caused by nonlinear loads in power distribution systems. This work presents an all-digital approach, based on the repetitive ... -
On preserving passivity in sampled-data linear systems
Costa Castelló, Ramon; Fossas Colet, Enric (2005-03)
Report de recerca
Accés obertPassivity is a well know phenomenon in several engineering areas. Due to its interesting properties, it is used in several areas of control engineering. Generally, this property is lost under direct discretization. In this ... -
Optimising the extraction rate of a non-durable non-renewable resource in a monopolistic market: a mathematical programming approach
Corominas Subias, Albert; Fossas Colet, Enric (Springer, 2015-09-17)
Article
Accés obertWe assume a monopolistic market for a non-durable non-renewable resource such as crude oil, phosphates or fossil water. Stating the problem of obtaining optimal policies on extraction and pricing of the resource as a ... -
Reply to "Concerning "Odd-harmonic digital repetitive control of a single-phase current active filter""
Costa Castelló, Ramon; Griñó Cubero, Robert; Fossas Colet, Enric (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 2006-07-31)
Article
Accés obertThe main objective of this correspondence is to clarify several comments made by K. Zhou et al. (see ibid., vol.20, no.2, p.511-3, Mar. 2005) about our original work (see ibid., vol.19, no.4, p.1060-8, Jul. 2004) without ...