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Mostrando ítems 1-10 de 33
Tesis Doctoral
Advanced control strategies applied to power converters
(2019-09-05)
Los convertidores de potencia basados en interruptores de potencia controlables son equipos indispensables en los sistemas de potencia modernos. Sirven como interfaces inteligentes entre la red pública, las fuentes de ...
Artículo
An Evolutionary Computational Approach for Designing Micro Hydro Power Plants
(MDPI, 2019-03)
Micro Hydro Power Plants (MHPP) constitute an effective, environmentally-friendly solution to deal with energy poverty in rural isolated areas, being the most extended renewable technology in this field. Nevertheless, ...
Artículo
Extracellular Electrophysiology in the Prostate Cancer Cell Model PC-3
(MDPI, 2019-01)
Although prostate cancer is one of the most common cancers in the male population, its basic biological function at a cellular level remains to be fully understood. This lack of in depth understanding of its physiology ...
Artículo
Emotion AI-Driven Sentiment Analysis: A Survey, Future Research Directions, and Open Issues
(MDPI, 2019-12)
The essential use of natural language processing is to analyze the sentiment of the author via the context. This sentiment analysis (SA) is said to determine the exactness of the underlying emotion in the context. It has ...
Artículo
Model-Based Predictive Current Controllers in Multiphase Drives Dealing with Natural Reduction of Harmonic Distortion
(MDPI, 2019-05)
An important drawback in the application of model-based predictive controllers for multiphase systems is the relatively high harmonic content. Harmonics arise due to the fixed sampling-time nature and the absence of ...
Artículo
Measurement of 73Ge(n,γ) cross sections and implications for stellar nucleosynthesis
(Elsevier, 2019)
73Ge(n,γ) cross sections were measured at the neutron time-of-flight facility n_TOF at CERN up to neutron energies of 300 keV, providing for the first time experimental data above 8 keV. Results indicate that the stellar ...
Artículo
Interest and Applicability of Meta-Heuristic Algorithms in the Electrical Parameter Identification of Multiphase Machines
(MDPI, 2019-01)
Multiphase machines are complex multi-variable electro-mechanical systems that are receiving special attention from industry due to their better fault tolerance and power-per-phase splitting characteristics compared with ...
Artículo
Constraint Satisfaction in Current Control of a Five-Phase Drive with Locally Tuned Predictive Controllers
(MDPI, 2019-07)
The problem of control of stator currents in multi-phase induction machines has recently been tackled by direct digital model predictive control. Although these predictive controllers can directly incorporate constraints, ...
Artículo
Tolerancia al Fallo en Control Directo de Par con Vectores Virtuales de Tensión
(Universidad Politécnica de Valencia (PoliPapers), 2019-01)
La fiabilidad es considerada una característica fundamental en algunos accionamientos eléctricos de velocidad variable. Es por ello que los sistemas multifásicos, que presentan una mayor tolerancia al fallo que los sistemas ...
Tesis Doctoral
Contributions for the integration of renewable energy and electric vehicles in the grid
(2019-07-05)
La energía producida en el sistema eléctrico está compuesta por diversas fuentes de generación y la distribución de la energía generada se transporta mediante diferentes tipologías de líneas eléctricas, dentro del sistema ...