Browsing by Research Group "Sistemas electrónicos de potencia aplicados al control de la energía eléctrica"
Now showing items 1-20 of 50
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Analysis and Design Guidelines for Current Control Loops of Grid-Connected Converters Based on Mathematical Models
(MDPI AG, 2020)Having a method for analyzing and designing regulators of controls that contain many current loops such as active filters is not a trivial task. There can be many parameters of regulators and filters that must be carefully ... -
Analytical Model of the Current Stress in Active-Bridge Active-Clamp Converter for More Electric Aircraft
(IEEE, 2021)Nowadays, the emergence of electrically supplied actuators and energy storage systems is leading the aeronautic industry to develop aircrafts with more electrical power installed. Therefore, different Power-Electronic ... -
Analytical Modeling Approach to Study Harmonic Mitigation in AC Grids with Active Impedance at Selective Frequencies
(MDPI AG, 2018)This paper presents an analytical model, oriented to study harmonic mitigation aspects in AC grids. As it is well known, the presence of non-desired harmonics in AC grids can be palliated in several manners. However, in ... -
Benefits of switching from Si to SiC modules with further converter optimization
(IEEE, 2022)SiC semiconductors have better characteristics than Si, improving power electronics converters performances. A prototype that can switch semiconductor technology without changing any other part of the system is built and ... -
Biziraupen Estimazio Modeloa Garraio Astuneko Aplikazioetan Erabiltzen Diren Superkondentsadoreentzako
(UEU, 2019)Due to the high pollution levels, in the last few years the need of improving the efficiency of the transportation sector has increased. In this context, transport applications powered by electric storage systems emerge ... -
Comparative small-signal evaluation of advanced grid-forming control techniques
(Elsevier B.V., 2022)This paper presents the small-signal modelling and analysis of the most recent grid-forming control techniques, namely the matching control (MC) and the dispatchable virtual oscillator (dVOC). These are compared to more ... -
Control and stability of Ac/Dc microgrids
(Mondragon Unibertsitatea. Goi Eskola Politeknikoa, 2017)The current society is facing several challenges related to the field of energy, such as the high dependency on fossil fuels, the constant increment in the energy consumption and the environmental problems caused by these ... -
Cost-effectiveness of Opportunity Charging in Non-electrified Railway Lines
(IEEE, 2021)This paper analyses the cost-effectiveness of deploying opportunity charging points in long-distance non-electrified railway lines, which are driven by battery-based hybrid diesel-electric railway vehicles. A study case ... -
Current References Limitation Method Considering Voltage and Current Maximums for STATCOMs Providing Simultaneously Reactive Power and Current Harmonics
(IEEE, 2022)This article focuses the analysis on a static synchronous compensator (STATCOM) that operates simultaneously providing reactive power and several current harmonics of different frequencies (active power filter or active ... -
DC versus AC in residential buildings: efficiency comparison
(IEEE, 2013)DC energy solutions are gaining interest in recent years, due to improvements in power electronics. Some companies have developed solutions for the domestic implementation of DC power systems. This article analyzes the ... -
DC-Link Neutral Point Control for 3L-NPC Converters Utilizing Selective Harmonic Elimination PWM
(IEEE, 2021)Selective harmonic elimination–pulsewidth modulation (SHE–PWM) is a modulation technique widely used to improve the efficiency and harmonic content in medium-voltage high-power converters. Among these converters, the ... -
DC-link Voltage Balancing Strategy based on SVM and Reactive Power Exchange for a 5L-MPC Back-to-Back Converter for Medium Voltage Drives
(IEEE, 2016)The reduced capability of multilevel converters with more than one intermediate node to balance the dc-link capacitors voltage, as well as the lack of standard modulation methods to improve their balancing performance, ... -
Design of a Solid-State Circuit Breaker for a DC Grid-Based Vessel Power System
(MDPI, 2019)Electric propulsion and integrated hybrid power systems can improve the energy efficiency and fuel consumption of different kinds of vessels. If the vessel power system is based on DC grid distribution, some benefits ... -
Design Space Analysis of the Dual-Active-Bridge Converter for More Electric Aircraft
(MDPI, 2022)In the literature, different DC/DC power electronic converters (PECs) have been found to interconnect high-voltage DC and low-voltage DC grids in the electric power distribution networks of aircraft. In this scenario, the ... -
Droop control operation strategy for advanced DC converter-based electrical railway power supply systems for high-speed lines
(Elsevier Ltd., 2022)Advanced DC converter-based electrical railway power supply systems are very promising power supply configurations for the electrification of high-speed lines. Their full controllable converter-based traction substations ... -
Dual Inertia-Emulation Control for Interlinking Converters in Grid-Tying Applications
(IEEE, 2021)Electric grids are undergoing several changes, mostly driven by the replacement of classical highly-inertial generators by converter-interfaced generation and storage systems. This entails the reduction of inherent inertia ... -
Dynamic Wireless Power Transfer DWPT Time Domain model: xyz position and speed coupling effect
(IEEE, 2022)The paper presents a DWPT system time domain model which considers speed and position (x, y, z) coupling effects. The speed effect compared to static WPT, presents an active behavior that should be considered during the ... -
Electric Technology in Wind Turbines from a Dialectic Perspective
(Philosophy Documentation Center, 2019)Wind turbines have been used by many groups of humans for many centu-ries. Wind turbines have allowed groups of humans to perform many different tasks in the past (grinding grain, pumping water, etc.). However, ... -
Electric Vehicle Inverter Electro-Thermal Models Oriented to Simulation Speed and Accuracy Multi-Objective Targets
(MDPI AG, 2019)With the increasing demand for electric vehicles, the requirements of the market are changing ever faster. Therefore, there is a need to improve the electric car’s design time, where simulations could be an appropriate ... -
Equivalence of primary control strategies for AC and DC microgrids
(MDPI, 2017)Microgrid frequency and voltage regulation is a challenging task, as classical generators with rotational inertia are usually replaced by converter-interfaced systems that inherently do not provide any inertial response. ...
