Mostrando ítems 1-10 de 205
Control por modos deslizantes aplicado a un inversor de fuente de corriente monofásico conectado a la red
(Universidad Nacional de ColombiaManizales - Ingeniería y Arquitectura - Maestría en Ingeniería - Automatización IndustrialDepartamento de Ingeniería Eléctrica y ElectrónicaFacultad de Ingeniería y ArquitecturaUniversidad Nacional de Colombia - Sede Manizales, 2021)
Este trabajo propone un inversor de fuente de corriente monofásico (CSI) conectado a la red, que permite el seguimiento del punto de máxima potencia (MPPT) y un factor de potencia (FP) cercano a uno. El inversor CSI en su ...
Influência do condicionamento ácido prévio na resistência de união de um novo sistema adesivo multi-mode aplicado às estruturas dentais
(Universidade Estadual Paulista (Unesp), 2015-09-09)
Objectives: The multi-mode adhesive systems are a new category recently available for commercial use, which can be applied with or without phosphoric acid etching. The aim of this study was to evaluate the bond strength ...
Simulación clásica de interacción radiación materia
(Instituto Nacional de Astrofísica, Óptica y Electrónica, 2014)
Processos Paramétricos em eletrodinâmica quântica de cavidades.
(Universidade Federal de São CarlosBRUFSCarPrograma de Pós-Graduação em Física - PPGF, 2004-03-02)
In this thesis we study the interaction between an atom and a cavity mode submitted
to linear and parametric amplifications. The evolution operator of the system was derived
through the technique of time-dependent ...
Frailty model for multiple repairable systems hierarchically represented in serial/parallel structures under assumption of ARAm imperfect repairs
(Universidade Federal de São CarlosUFSCarPrograma Interinstitucional de Pós-Graduação em Estatística - PIPGEsCâmpus São Carlos, 2021-04-27)
The main objective of this thesis is to extend the methodology used to treat failure time data. In particular, we wish to propose an appropriate modeling to a context of hierarchically represented repairable systems, subject ...
Desventajas sociales y de transporte en el Reino Unido: un enfoque basado en viajes = Social disadvantage and transport in the UK : a trip-based approach.
(Universidad de Concepción, Facultad de Ingeniería, Departamento Ingeniería Civil., 2013)
An overview of the literatures suggests that, concerning the links between transport poverty and social
disadvantage, there is a knowledge gap between social research and mainstream transport studies. In a
certain manner, ...
Magnetoplasmons no sistema de elétrons superficiais sobre hélio líquido confinado em um canal parabólico
(Universidade Federal de São CarlosUFSCarPrograma de Pós-Graduação em Física - PPGFCâmpus São Carlos, 2003-04-15)
A lot of experimental and theoretical work have been performed in order to understand the collective modes of two-dimensional electron system (2DES) confined to restricted geometries. In particular, the system of surface ...