Browsing by Subject "Electromotive force"
Now showing items 1-18 of 18
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Analysis on Voltage Stability Indices
(Universitat Politècnica de Catalunya / Rheinisch-Westfälische Technische Hochschule Aachen, 2010)
Master thesis (pre-Bologna period)
Open AccessThis thesis discusses the performance of different line voltage stability indices previously studied in literature including Lmn Index, Fast Voltage Stability Index (FVSI), Voltage Collapse Point Indicators (VCPI), and LQP ... -
Anàlisi experimental de tensions mitjantçant extensometria elèctrica en materials compostos i materials fabricats per impressió 3D
(Universitat Politècnica de Catalunya, 2020-07-22)
Bachelor thesis
Open AccessL’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, ... -
Behaviour of the doubly fed induction generator exposed to unsymmetrical voltage sags
(2012-09)
Article
Restricted access - publisher's policyThis study analyses the dynamic behaviour of the doubly fed induction generator exposed to unsymmetrical voltage sags, providing insights into wind turbine fault ride-through capability. The sags are assumed to be caused ... -
Design project of a miniature load transducer.
(Universitat Politècnica de Catalunya, 2014-06-26)
Bachelor thesis
Restricted access - author's decisionIn 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)
Bachelor thesis
Restricted access - author's decisionEste 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)
Bachelor thesis
Open AccessEn 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 ... -
Galvanic replacement induced electromotive force to propel Janus micromotors
(American Institute of Physics (AIP), 2019-04-14)
Article
Open AccessElectrochemistry is a highly versatile part of chemical research which is involved in many of the processes in the field of micromotion. Its input has been crucial from the synthesis of microstructures to the explanation ... -
Generic design and implementation of multi-cell multi-phase voltage source inverters
(VDE-Verlag, 2019)
Conference report
Restricted access - publisher's policyThis 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 ... -
On evaluating temperature as observable for CMOS technology variability
(2010-05-26)
Conference report
Open AccessThe temperature at surface of a silicon die depends on the activity of the circuits placed on it. In this paper, it is analyzed how Process, Voltage and Temperature (PVT) variations affect simultaneously some figures ... -
Proyecto de una línea aérea de media tensión
(Universitat Politècnica de Catalunya, 2020-01-15)
Bachelor thesis
Open AccessEn este trabajo se realizará el proyecto de una línea aérea de MT hasta un centro de transformación y preinstalación de BT. -
Quadrature synchronous sampling for electrical impedance plethysmography implemented on an MSP432 microcontroller
(Universitat Politècnica de Catalunya, 2017-02-27)
Master thesis
Open AccessThe developed project allows getting IPG through Quadrature Synchronous Sampling using the new 32 bit MCU MSP432 from texas instruments. It is able to work from ranged frequencies 10 kHz to 1 MHz with a precision of 14 ... -
Quadrature voltage compensation in the isolated multi-modular converter
(2021-02-01)
Article
Open AccessSeries 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
Open AccessBringing 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. ... -
Simulación de fallos de red en sistemas de generación distribuida
(Universitat Politècnica de Catalunya, 2019-07-10)
Master thesis
Restricted access - author's decision[CASTELLÀ] El presente trabajo estudia los huecos de tensión y su propagación por la red eléctrica, analizando el impacto que sufren dichos huecos de tensión al atravesar por uno o varios transformadores Dyn11. Además ... -
SVC model for voltage control of a microgrid
(2011)
Conference report
Restricted access - publisher's policyLow power renewable sources, connected to low voltage micro-grids, are becoming more and more common. Since there is a high degree of uncertainty on the availability of such sources, this causes problems of stability and ... -
Synchronous frequency support of photovoltaic power plants with inertia emulation
(Institute of Electrical and Electronics Engineers (IEEE), 2019)
Conference report
Open AccessGrid 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)
Bachelor thesis
Open AccessIn 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
Open AccessThis 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 ...
