Listar por autor "eb90c7d99d82fe61c1848f8ac3d62c39"
Mostrando ítems 1-20 de 61
-
50 kW Partial Power Converter for EV Charging
Anzola, Jon; Arruti Romero, Asier; Aizpuru, Iosu; Agirrezabala, Eneko; Mazuela, Mikel (IEEE, 2024)This paper presents the design and assembly of a 50 kW dual active bridge partial power converter. Due to the reduction in the power processed by the converter, the maximum power observed by the converter is set to 4.7 kW. ... -
AA5754 aluminium alloy springback reduction by post forming electro plastic effect (PFEPE)
Otegi, Nagore; Trinidad Naranjo, Javier; Barrenetxea, Manex; Aizpuru, Iosu; Mendiguren, Joseba (Elsevier, 2024)Post Forming Electro Plastic Effect (PFEPE) has been proposed as a promising technology for mitigating forming forces and addressing springback challenges in the metal forming industry. However, several research gaps remain ... -
Alternative Approach Based on Bézier Curves to Model Core Losses With the Composite iGSE Method
Agote San Sebastian, Anartz; Arruti Romero, Asier; Aizpuru, Iosu; Mazuela, Mikel (IEEE, 2024)This work addresses limitations of the composite improved generalized Steinmetz equation for core loss calculation and presents a more robust definition of the losses. First, the limitations due to extrapolation of the ... -
Analytical, FEM and Experimental Study of the Influence of the Airgap Size in Different Types of Ferrite Cores
Arruti Romero, Asier; Anzola, Jon; Aizpuru, Iosu; Mazuela, Mikel (IEEE, 2022)This work reviews and compares different airgap reluctance calculation approaches with experimental results, focusing on the Schwarz-Christoffel transformation. The modelling of the airgap reluctance in two dimensions is ... -
Análisis de arquitecturas de potencia parcial para aplicaciones de corriente continua
Anzola, Jon; Aizpuru, Iosu; GARAYALDE, ERIK; Arrizabalaga, Antxon; Mazuela, Mikel (2019)En este documento se analizan arquitecturas avanzadas de convertidores DC-DC que buscan reducir la potencia a manejar por estos mismos. Para ello, en primer lugar, se describen las ventajas y desventajas que presentan este ... -
Análisis Experimental del Efecto de la Temperatura y la Tensión de Carga para la Optimización Energética de Sistemas de Almacenamiento de Instalaciones Fotovoltaicas Aisladas
GARAYALDE, ERIK; Aizpuru, Iosu; Canales, Jose Maria (2017)El presente artículo trata de optimizar el uso de las baterías en instalaciones fotovoltaicas aisladas. Por un lado se trata de aprovechar al máximo la energía almacenada a la vez que se estudian los factores que afectan ... -
Benefits of switching from Si to SiC modules with further converter optimization
Arrizabalaga, Antxon; Mazuela, Mikel; Aizpuru, Iosu; Urkizu, June; Aztiria, Jon (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 ... -
Bidirectional Cuk Converter in Partial-Power Architecture with Current Mode Control for Battery Energy Storage System in Electric Vehicles
Anzola, Jon; Aizpuru, Iosu (IEEE, 2022)This paper presents a partial-power processing architecture intended for an on-board charger. This module is integrated into a Battery Energy Storage System (BESS). This model allows us to easily control the charge-discharge ... -
Biziraupen Estimazio Modeloa Garraio Astuneko Aplikazioetan Erabiltzen Diren Superkondentsadoreentzako
Aizpuru, Iosu (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 ... -
Calendar Ageing Model for Li-Ion Batteries Using Transfer Learning Methods
Azkue, Markel ; Aizpuru, Iosu (MDPI, 2021)Getting accurate lifetime predictions for a particular cell chemistry remains a challenging process, largely dependent on time and cost-intensive experimental battery testing. This paper proposes a transfer learning (TL) ... -
Comparative Analysis of TSD and NTC-Based Temperature Measurement for Power Semiconductor Modules
Agirrezabala, Eneko; Portillo Cancho, Ane; Lajas Garcia, Miguel; Aizpuru, Iosu; Garrido, David (IEEE, 2025)Accurate temperature estimation is essential for ensuring the reliability and performance of power semiconductor devices. This paper presents various techniques used in the industry and focuses on a comparative analysis ... -
The composite improved generalized steinmetz equation (ciGSE): an accurate model combining the composite waveform hypothesis with classical approaches
Arruti Romero, Asier; Anzola, Jon; Aizpuru, Iosu; Mazuela, Mikel (IEEE, 2024)Predicting core losses is a difficult task for designing magnetic components. Under triangular current waveforms the classical approaches work with duty cycles close to 0.5 but are inaccurate for high and low duty cycles. ... -
Convertidor de Potencia Parcial Elevador-Reductor para Aplicaciones de Carga de Vehículo Eléctrico
Anzola, Jon; Aizpuru, Iosu; Arruti Romero, Asier (2020)En este documento se presentan las arquitecturas avanzadas de convertidores DC-DC basadas en el concepto de Procesado de Potencia Parcial (PPP). Para ello, en primer lugar, se describen las ventajas y desventajas que ... -
Cost-effectiveness of Opportunity Charging in Non-electrified Railway Lines
Aizpuru, Iosu (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 ... -
Data-based traffic profile generation tool for electric vehicle charging stations
Yeregui, Josu; Urkizu, June; Aizpuru, Iosu (IEEE, 2023)This paper presents a tool to generate realistic traffic profiles in Electric Vehicle (EV) charging stations. The tool emulates non-deterministic traffic cases based on data from similar applications. This obtained data ... -
Demystifying Non-Isolated DC–DC Topologies on Partial Power Processing Architectures
Anzola, Jon; Aizpuru, Iosu; Arruti Romero, Asier (MDPI, 2022)This paper discusses the possibility of achieving partial power processing with non-isolated DC–DC topologies. To this end, partial power converter architectures are seen as an interesting solution for reducing the power ... -
Dimensionamiento de Sistemas Fotovoltaicos con Almacenamiento Híbrido
GARAYALDE, ERIK; Anzola, Jon; Aizpuru, Iosu (2019)Los sistemas fotovoltaicos aislados de la red eléctrica están generalmente compuestos por una agrupación de paneles fotovoltaicos, un elemento de almacenamiento como baterías, un convertidor DC-DC que actúa como cargador ... -
Dynamic Wireless Power Transfer DWPT Time Domain model: xyz position and speed coupling effect
Aizpuru, Iosu; Agirrezabala, Eneko; Mazuela, Mikel; IRAOLA, UNAI (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 Vehicle Inverter Electro-Thermal Models Oriented to Simulation Speed and Accuracy Multi-Objective Targets
Urkizu, June; Mazuela, Mikel; Alacano, Argiñe; Aizpuru, Iosu (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 ... -
Elementu pasiboen eragina frekuentzia altuko bihurgailuetan
Arruti Romero, Asier; Anzola, Jon; Aizpuru, Iosu; Mazuela, Mikel (UEU, 2021)Notable technological advancements in power electronics have been made in the last years, such as SiC and GaN based transistors. Still, power converters based on these technologies cannot be fully exploited due to passive ...
