Search
Now showing items 21-39 of 39
Potentzia prozesamendu partzialean oinarritutako bihurgailuak
(UEU, 2021)
In recent years, many research lines have made efforts to improve the performance of power converters. In this context, literature proposes strategies based on partial power processing, in which the power to be processed ...
Li-ion Battery-based Hybrid Diesel-Electric Railway Vehicle: In-depth Life Cycle Cost Analysis
(IEEE, 2022)
In this study, the life cycle costs of railway projects involving hybrid diesel-electric vehicles are analysed. Specifically, the analysis focuses on the comparison of 3 lithium-ion battery technologies (NMC, LTO and LFP) ...
Elementu pasiboen eragina frekuentzia altuko bihurgailuetan
(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 ...
Silicon Application Extension Versus WBG Due to Partial Power Processing
(IEEE, 2022)
This paper discusses the new possibilities that partial power processing offers to implement silicon semiconductors compared to wide-bandgap technologies. With this purpose, an on-board charger application is presented as ...
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 ...
In-depth Life Cycle Cost Analysis of a Hydrogen Electric Multiple Unit
(IEEE, 2021)
This paper analyses the life cycle costs of railway projects involving hydrogen electric multiple units. The analysis focuses on the interrelation between the selected lithium-ion battery technology, the designed energy ...
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 ...
Resonant Dual Active Bridge Partial Power Converter for Electric Vehicle Fast Charging Stations
(IEEE, 2021)
This paper presents an analysis and design of a DC-DC charging unit for an electric vehicle fast charging station. Due to the benefits that partial power processing achieves in terms of size reduction and efficiency ...
In-depth Life Cycle Cost Analysis of a Li-ion Battery-based Hybrid Diesel-Electric Multiple Unit
(IEEE, 2020)
This study analyzes the life cycle costs of railway projects involving hybrid diesel-electric multiple units, focusing on the influence of lithium-ion battery technologies and energy management strategies. Specifically, 3 ...
Partial Power Processing Based Charging Unit for Electric Vehicle Extreme Fast Charging Stations
(IEEE, 2020)
This paper presents an analysis and design of a charging unit inside an electric vehicle extreme fast charging station. Due to the benefits that partial power processing achieves in terms of size reduction and efficiency ...
Demystifying Non-Isolated DC–DC Topologies on Partial Power Processing Architectures
(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 ...
Data-based traffic profile generation tool for electric vehicle charging stations
(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 ...
Teaching Model-Based Systems Engineering with MATLAB & Simulink for Smart Energy Systems
(2023)
Developing complex and smart energy systems is a challenge for today's industry. Systems are developed consisting of power hardware, control and communication hardware, and software of all kinds with more and more connectivity. ...
The composite improved generalized steinmetz equation (ciGSE): an accurate model combining the composite waveform hypothesis with classical approaches
(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. ...
Time-Frequency Analysis of Experimental Measurements for the Determination of EMI Noise Generators in Power Converters
(MDPI, 2022)
In the context of recent decades in which there has been great development in power electronics systems with increasingly better operating characteristics, the study of the factors that affect the behaviour of these systems ...
Performance Improvement of a Silicon Partial Power Converter over a Silicon Carbide Full Power Converter
(IEEE, 2023)
This article studies the new benefits that partial power processing brings to Silicon (Si) devices compared to wide-bandgap technologies. To prove this, the proposed case study consists of an on-board charger (OBC) application ...
Experimental verification of the AC resistance effect in Insulated Metal Substrate based Power Converters
(IEEE, 2023)
Insulated Metal Substrate (IMS) based power converters are an excellent solution for thermal dissipation of power converters, but they suffer for limited layer options generating parasitic elements specially in High ...
Loss Measurement of Low RDS Devices Through Thermal Modelling - The Advantage of Not Turning it Fully On
(IEEE, 2023)
This paper presents and evaluates a novel method for generating power losses on transistors avoiding high currents. These could heat up the circuit tracks, affecting the accurate thermal modeling of the system. The proposed ...
A High Frequency Magnetic Test Bench with Fast Isothermal Measurements for Large Cores
(IEEE, 2023)
This paper presents a magnetic core test-bench that has been developed for high-frequency measurements. The bench is able to perform tests at 1 MHz, 300 V and in a range of 20 °C to 150 °C. It exhibits precise temperature ...