Exploració per tema "Convertidors altern-continu"
Ara es mostren els items 21-40 de 41
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Disseny, simulació i implementació d'algorismes de control per a convertidors DC/DC en el costat de contínua d'un sistema compensador-generador integrat dins una microxarxa
(Universitat Politècnica de Catalunya, 2014-03)
Projecte/Treball Final de Carrera
Accés obertEl present treball està enquadrat en el context de les energies renovables i l'electrònica de potència. Concretament, se centra en el sistema d'emmagatzematge d'energia necessari dins d'una microxarxa, planteja i discuteix ... -
Droop-free hierarchical control strategy for inverter-based AC microgrids
(2020-05-20)
Article
Accés obertHierarchical schemes are widely used for the design of inverter-based AC microgrids control strategies. To ensure a reliable operation, hierarchical control must consider together all the functionalities that allow the ... -
Dynamics estimation and generalized tuning of stationary frame current controller for grid-tied power converters
(2016-12-23)
Article
Accés obertThe integration of AC-DC power converters to manage the connection of generation to the grid has increased exponentially over the last years. PV or wind generation plants are one of the main applications showing this trend. ... -
Fixed frequency sliding mode-based robust inversion with a full-bridge current DC-link buck-boost
(2014-01)
Article
Accés restringit per política de l'editorialThe substitution of the original switches by a full bridge in a Non-Inverting Buck-Boost converter results in an inverter capable of carrying out step-down and step-up tasks as well under sliding mode control. The control ... -
Flexible grid connection and islanding of SPC-based PV power converters
(Institute of Electrical and Electronics Engineers (IEEE), 2015)
Text en actes de congrés
Accés obertPhotovoltaic power plants (PV) are equipped with anti-islanding algorithms, embedded in the converters controller, to avoid the island operation. However, the current trends in the development of the future electrical ... -
Harmonic balance-based control of a boost DC/AC converter
(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 ... -
Harmonic reduction in three-phase grid-connected converters
(Universitat Politècnica de Catalunya, 2020-09)
Projecte Final de Màster Oficial
Accés restringit per decisió de l'autor -
Hysteretic control of grid-side current for a single-phase LCL grid-connected VSC
(Universitat Politècnica de València, 2014)
Text en actes de congrés
Accés restringit per política de l'editorial -
Intelligent control for distributed system
(Universitat Politècnica de Catalunya / Universitat de Barcelona / Aalborg University, 2012-05)
Projecte Final de Màster Oficial
Accés obertThe thesis covers the aspect of the intelligent control for a distributed system and consists of sixth chapters. In the first chapter a general introduction with the background and the goals of the thesis are presented. In ... -
Minimal controller synthesis for a full-bridge buck inverter
(Universitat Politècnica de Catalunya, 2013-07)
Projecte/Treball Final de Carrera
Accés obertThe main objective of this research study is the control of a DC-AC full-bridge buck-based inverter through an extension of Model reference adaptive control (MRAC) strategy, in particular the Extended Minimal Controller ... -
Modulation and capacitor voltage balancing control of a three-level NPC dual-active-bridge DC-DC converter
(2013)
Text en actes de congrés
Accés restringit per política de l'editorial -
Multibattery-fed neutral-point-clamped DC-AC converter with SoC balancing control to maximize capacity utilization
(Institute of Electrical and Electronics Engineers (IEEE), 2020-01-01)
Article
Accés obertThis paper studies a multilevel multiphase dc-ac conversion system configured by a neutral-point-clamped converter fed by multiple battery packs connected in series. A virtual-vector modulation is selected and a state-of-charge ... -
Optimal injection of harmonics in circulating currents of modular multilevel converters for capacitor voltage ripple minimization
(2013)
Text en actes de congrés
Accés restringit per política de l'editorialThis paper proposes an algorithm to calculate the optimal amplitude and phase of the harmonic current components that can be injected in the circulating currents of a modular multilevel converter (MMC) to minimize the ... -
Overmodulation of n-level three-leg DC-AC diode-clamped converters with comprehensive capacitor voltage balance
(IEEE Press. Institute of Electrical and Electronics Engineers, 2013-05)
Article
Accés restringit per política de l'editorialThis paper presents a novel pulsewidth modulation (PWM) strategy for n-level three-leg semiconductor-clamped dc–ac converters in the overmodulation region, with dc-link capacitor voltage balance in every switching cycle. ... -
Overvoltages in DC urban light railway systems: Regenerative braking characterization
(Universitat Politècnica de Catalunya, 2020-03-31)
Treball Final de Grau
Accés restringit per decisió de l'autor
Realitzat a/amb: Politecnico di TorinoDC light railway systems are used for public transportation in many cities worldwide. For these DC tram networks, the Traction Electrification System (TES) is normally fed by power substations, which contain the ... -
Proyecto sobre la construcción de un dron cautivo
(Universitat Politècnica de Catalunya, 2017-06-10)
Treball Final de Grau
Accés restringit per decisió de l'autor
Realitzat a/amb: iDrone Barcelona -
Recent advances and industrial applications of multilevel converters
(IEEE Press. Institute of Electrical and Electronics Engineers, 2010-08)
Article
Accés restringit per política de l'editorialMultilevel converters have been under research and development for more than three decades and have found successful industrial application. However, this is still a technology under development, and many new contributions ... -
Reduction of the common mode voltage of a matrix converter fed direct torque control
(2010-07-25)
Article
Accés obertThe work presented in this paper proposes an approach to reduce the common mode voltage at the output of matrix converters when a direct torque control scheme is employed to drive a permanent magnet synchronous motor. ... -
Sistema Back-to-Back (B2B) per l'assaig regeneratiu de convertidors estàtics
(Universitat Politècnica de Catalunya, 2021-11-01)
Projecte Final de Màster Oficial
Accés restringit per acord de confidencialitat -
Sliding mode control of a three-phase three-wire LCL rectifier
(Institute of Electrical and Electronics Engineers (IEEE), 2014)
Text en actes de congrés
Accés restringit per política de l'editorialThis paper presents a dynamic analysis and the control design for a three-phase three-wire unity power factor rectifier with a LCL filter. The control algorithm is based on the sliding mode control techniques that provides ...