Exploració per tema "Discrete-time systems"
Ara es mostren els items 1-20 de 30
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A discrete-time technique for the steady-state analysis of nonlinear class-E amplifiers
(Institute of Electrical and Electronics Engineers (IEEE), 2007-06-11)
Article
Accés obertSwitched circuits are widely used, particularly for power electronic applications in which efficiency is important. Of these applications, the class-E amplifier has been given particular attention, since it is theoretically ... -
A new passive repetitive controller for discrete-time finite-frequency positive-real systems
(IEEE Control Systems Society, 2007)
Text en actes de congrés
Accés obertThis work proposes a new repetitive controller for discrete-time finite-frequency positive-real systems which are required to track periodic references or to attenuate periodic disturbances. The main characteristic of the ... -
A passive repetitive controller for discrete-time finite-frequency positive-real systems
(Institute of Electrical and Electronics Engineers (IEEE), 2009-04)
Article
Accés obertThis work proposes and studies a new internal model for discrete-time passive or finite-frequency positive-real systems which can be used in repetitive control designs to track or to attenuate periodic signals. The main ... -
A repetitive controller for discrete-time passive systems
(2006-10-23T14:07:36Z)
Report de recerca
Accés obertThis work proposes and studies a new repetitive controller for discrete-time systems which are required to track or to attenuate periodic signals. The main characteristic of the proposed controller is its passivity. This ... -
A robust asynchronous sampled-data control design for nonlinear systems with actuator failures
(Multidisciplinary Digital Publishing Institute, 2017-08-26)
Article
Accés obertThis paper presents a recent self-sampled-data control algorithm applied to nonlinear systems with actuator failures. Our approach uses the linear model of a given nonlinear system, and based on a granted actuator fault ... -
A simulation study of the fleet sizing problem arising in offshore anchor handling operations
(Elsevier, 2010-05)
Article
Accés restringit per política de l'editorialA fleet sizing problem arising in anchor handling operations related to movement of offshore mobile units is presented in this paper. Typically, the intensity of these operations is unevenly spread throughout the year. ... -
An incremental hybrid system diagnoser automaton enhanced by discernibility properties
(Institute of Electrical and Electronics Engineers (IEEE), 2014-12-18)
Article
Accés restringit per política de l'editorialThis paper proposes a method to track the system mode and diagnose a hybrid system without building an entire diagnoser off-line. The method is supported by a hybrid automaton (HA) model that represents the hybrid system ... -
Comprehensive high speed automotive SM-PMSM torque control stability analysis including novel control approach
(2019-07-01)
Article
Accés obertPermanent magnet synchronous machines (PMSM) are widely used in the automotive industry for electric vehicle (EV) and hybrid electric vehicle (HEV) propulsion systems, where the trend is to achieve high mechanical speeds. ... -
Desenvolupament d'eines de suport a la simulació basada en esdeveniments discrets de sistemes de fabricació flexible
(Universitat Politècnica de Catalunya, 2016-09)
Projecte/Treball Final de Carrera
Accés obertAquest projecte es centra en potenciar i incrementar les funcionalitats d’un programari de simulació basada en esdeveniments discrets, Arena, mitjançant el desenvolupament d’una eina informàtica complementària capaç de ... -
Diagnosis of icing and actuator faults in UAVs using LPV unknown input observers
(2017-10-05)
Article
Accés obertThis paper proposes a discrete-time linear parameter varying (LPV) unknown input observer (UIO) for the diagnosis of actuator faults and ice accretion in unmanned aerial vehicles (UAVs). The proposed approach, which is ... -
Dilated LMI characterization for the robust finite time control of discrete-time uncertain linear systems
(2015-11-11)
Article
Accés obertThis paper provides new dilated linear matrix inequalities (LMIs) characterizations for the finite time boundedness (FTB) and the finite time stability (FTS) analysis of discrete-time uncertain linear systems. The dilated ... -
Discrete-time retrial queue with Bernoulli vacation, preemptive resume and feedback customers
(OmniaScience, 2015-10)
Article
Accés obertPurpose: We consider a discrete-time Geo/G/1 retrial queue where the retrial time follows a general distribution, the server subject to Bernoulli vacation policy and the customer has preemptive resume priority, Bernoulli ... -
Discrete-time static output-feedback semi-decentralized H-infinity controller design: an application to structural vibration control
(2012)
Comunicació de congrés
Accés restringit per política de l'editorial -
Energy-balance control of PV cascaded multilevel grid-connected inverters under level-shifted and phase-shifted PWMs
(Institute of Electrical and Electronics Engineers (IEEE), 2013-01)
Article
Accés restringit per política de l'editorialThis paper presents an energy-balance control strat- egy for a cascaded single-phase grid-connected H-bridge multi- level inverter linking n independent photovoltaic (PV) arrays to the grid. The control scheme is based ... -
Equilibrium sampling interval sequences for event-driven controllers
(2009)
Text en actes de congrés
Accés restringit per política de l'editorialStandard discrete-time control laws consider periodic execution of control jobs. Although this assumption simplifies the control design and the resource utilization analysis for later implementation, it leads to a ... -
Estudio y aplicación de métodos de identificación paramétrica en sistemas de tiempo discreto y su validación en equipos didácticos de laboratorio
(Universitat Politècnica de Catalunya, 2017-05-15)
Treball Final de Grau
Accés obertEn este proyecto se realiza la identificación paramétrica de diferentes sistemas, utilizando Matlab y su Toolbox de Identificación de sistemas. Para realizar dicha identificación, primero se diseña y se construye un generador ... -
Event-driven optimization-based control of hybrid systems with integral continuous-time dynamics
(2009-05)
Article
Accés restringit per política de l'editorialIn this paper we introduce a class of continuous-time hybrid dynamical systems called integral continuous-time hybrid automata (icHA) for which we propose an event-driven optimization-based control strategy. Events include ... -
Feedback passivity of nonlinear discrete-time systems with direct input-output link
(Elsevier, 2004-03)
Article
Accés obertThis paper is devoted to the study of the feedback passivity property in nonlinear discrete-time systems. The relative degree and zero dynamics of the non-passive system are related to the feedback passivity of the system. ... -
LMI conditions for stability and state-feedback H8 control of discrete-time multimode multidimensional systems
(2022-06-02)
Article
Accés restringit per política de l'editorialThis paper deals with stability and state feedback control of discrete-time Multi-Mode Multi-Dimensional (M3D) linear systems. The M3D switch dynamics are modeled through a state mapping describing the mode transitions. ... -
Model reference adaptive control of discrete-time piecewise linear systems
(2013-06-01)
Article
Accés obertThis article presents a switched model reference adaptive controller for discrete-time piecewise linear systems. In the spirit of the work by Landau in the late seventies, proof of asymptotic stability of the closed-loop ...