Exploració per tema "Força electromotriu"
Ara es mostren els items 1-13 de 13
-
Anàlisi experimental de tensions mitjantçant extensometria elèctrica en materials compostos i materials fabricats per impressió 3D
(Universitat Politècnica de Catalunya, 2020-07-22)
Treball Final de Grau
Accés obertL’extensometria elèctrica és una tecnologia ben establerta i àmpliament utilitzada en la indústria per a l‘anàlisi experimental de tensions, especialment en materials metàl·lics amb comportament isotròpic. No obstant això, ... -
Control of grid-connected three-phase three-wire voltage-sourced inverters under voltage disturbances
(Universitat Politècnica de Catalunya, 2019-01-11)
Tesi
Accés obertThe present doctoral thesis focuses on designing control schemes for three-phase three-wire voltage-sourced inverters connected to the grid under voltage disturbances. The research recognizes the large-scale integration ... -
Design project of a miniature load transducer.
(Universitat Politècnica de Catalunya, 2014-06-26)
Treball Final de Grau
Accés restringit per decisió de l'autorIn this project the design of a compact load transducer is proposed in order to know the tensile load of wires under their operational conditions. This transducer will consist basically of two components, an elastic ... -
Diseño de un traductor de fuerza para la medición de tensiones en cables de redes eléctricas.
(Universitat Politècnica de Catalunya, 2015-01)
Treball Final de Grau
Accés restringit per decisió de l'autorEste proyecto consiste en el diseño de un traductor de fuerzas para la medición de tensiones en cables desnudos de las redes eléctricas. El traductor de fuerzas está formado por un conjunto de piezas, cuyo diseño se ... -
Estudio adaptación de una plataforma en altura para collar diferentes tamaños de motores eléctricos acoplados a una bancada de ensayo con dinamo de freno de par de carga regulable
(Universitat Politècnica de Catalunya, 2019-06)
Treball Final de Grau
Accés obertEn el departamento de Ingeniería Eléctrica se estudia el comportamiento de los componentes eléctricos cuando están bajo los efectos de los huecos de tensión. Por ello, tienen diferentes motores eléctricos en términos de ... -
Generic design and implementation of multi-cell multi-phase voltage source inverters
(VDE-Verlag, 2019)
Text en actes de congrés
Accés restringit per política de l'editorialThis paper deals with generic design and implementation of multi-cell multi-level multi-phase voltage source inverters. Based on a well-known topology, the paper focuses on place and route design to enable V and/or I ... -
Proyecto de una línea aérea de media tensión
(Universitat Politècnica de Catalunya, 2020-01-15)
Treball Final de Grau
Accés obertEn este trabajo se realizará el proyecto de una línea aérea de MT hasta un centro de transformación y preinstalación de BT. -
Quadrature voltage compensation in the isolated multi-modular converter
(2021-02-01)
Article
Accés obertSeries connections of modules in cascaded multilevel converters are prone to power imbalances due to voltage differences on their DC side. When modules are connected to direct current (DC) sources, such as photovoltaic ... -
Relation between Fluorescence Quantum Yield and Open-Circuit Voltage in Complete Perovskite Solar Cells
(Wiley, 2020-04)
Article
Accés obertBringing the Voc of a perovskite solar cell toward its radiative value, corresponding to a 100% external fluorescence quantum yield (QY) of the cell, has been pursued to reach the highest performance photovoltaic devices. ... -
Single-stage inverter-based grid-connected photovoltaic system with ride-through capability over different types of grid faults
(2013)
Text en actes de congrés
Accés obertIn this paper the control of a single-stage grid-connected photovoltaic power plant (GCPPP) is developed to address the issue of inverter disconnection under various grid faults. There are three main reasons for inverter ... -
Synchronous frequency support of photovoltaic power plants with inertia emulation
(Institute of Electrical and Electronics Engineers (IEEE), 2019)
Text en actes de congrés
Accés obertGrid stability is one of the main concerns in renewable energies. The lack of inertia and their low capability to provide frequency support has created the need for implementing new control strategies to solve this problem. ... -
Three-phase synchronisation technique performance comparison under voltage disturbances
(Universitat Politècnica de Catalunya, 2016-06-23)
Treball Final de Grau
Accés obertIn this project, six grid synchronisation techniques’ performance have been tested under thirteen voltage faults tests. In order to achieve synchrony with a three-phase voltage input, a PLL or PhaseLocked Loop is used. ... -
Voltage sensorless control scheme based on extended-state estimator for a grid-connected inverter
(Institute of Electrical and Electronics Engineers (IEEE), 2020-06)
Article
Accés obertThis article presents a robust voltage sensorless control scheme to eliminate the need of line-voltage sensors in an LCL-filtered grid-connected inverter system. The proposed control scheme is based on an extended-state ...