Buscar
Mostrando ítems 1-10 de 17
Artículo
The Essential Role and the Continuous Evolution of Modulation Techniques for Voltage-Source Inverters in the Past, Present, and Future Power Electronics
(Institute of Electrical and Electronics Engineers (IEEE), 2016)
The cost reduction of power-electronic devices, the increase in their reliability, efficiency, and power capability, and lower development times, together with more demanding application requirements, has driven the ...
Artículo
A Predictive Capacitor Voltage Control of a Hybrid Cascaded Multilevel Inverter With a Single DC-Link and Reduced Common-Mode Voltage Operation
(Institute of Electrical and Electronics Engineers (IEEE), 2016)
For cascaded multilevel inverter topologies with a single dc supply, closed-loop capacitor voltage control is necessary for proper operation. This paper presents zero and reduced common-mode voltage (CMV) operation of a ...
Artículo
On-siteDriverID: A secure authentication scheme based on Spanish eID cards for vehicular ad hoc networks
(Elsevier, 2016)
Security in Vehicle Ad Hoc Networks (VANETs) has been a topic of interest since the origins of vehicular communications. Different approaches have been followed as new security threats have emerged in the last few years. ...
Artículo
Modeling dispersion of partial discharges due to propagation velocity variation in power cables
(Elsevier, 2016)
Existing models for partial discharge (PD) propagation based on a single attenuation constant are unable to explain how each frequency component travels with a different propagation velocity. This paper proposes a new model ...
Artículo
Optimal Fault-Tolerant Control of Six-Phase Induction Motor Drives with Parallel Converters
(Institute of Electrical and Electronics Engineers, 2016)
Multiphase drives and parallel converters have been recently proposed in low-voltage high-power applications. The fault-tolerant capability provided by multiphase drives is then extended with parallel converters, increasing ...
Artículo
Power Production Losses Study by Frequency Regulation in Weak-Grid-Connected Utility-Scale Photovoltaic Plants
(MDPI, 2016-04-25)
Nowadays, an increasing penetration of utility-scale photovoltaic plants (USPVPs) leads to a change in dynamic and operational characteristics of the power distribution system. USPVPs must help to maintain the system ...
Artículo
Model predictive control for single-phase NPC converters based on optimal switching sequences
(Institute of Electrical and Electronics Engineers (IEEE), 2016)
In this paper, a model predictive control (MPC) based on optimal switching sequences (OSSs) for a singlephase grid-connected full-bridge neutral-point-clampled (NPC) power converter is presented. The predictive control ...
Artículo
Fault-tolerant Operation of Six-phase Energy Conversion Systems with Parallel Machine-side Converters
(Institute of Electrical and Electronics Engineers, 2016-04)
The fault tolerance provided by multiphase machines is one of the most attractive features for industry applications where a high degree of reliability is required. Aiming to take advantage of such postfault operating ...
Artículo
A Survey on the Application of Evolutionary Algorithms for Mobile Multihop Ad Hoc Network Optimization Problems
(SAGE Publications, 2016)
Evolutionary algorithms are metaheuristic algorithms that provide quasioptimal solutions in a reasonable time. They have been applied to many optimization problems in a high number of scientific areas. In this survey ...
Artículo
On-line estimation of rotor variables in predictive current controllers: a case study using five-phase induction machines
(Institute of Electrical and Electronics Engineers (IEEE), 2016)
Predictive current control has been recently proposed like an alternative to conventional PI-PWM current control techniques. Implemented solutions are based on inaccurate estimation of the rotor electrical variables to ...