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On the technical reliability of lithium-ion batteries in a zero emission polar expedition
(IEEE, 2020)
Contribución a congreso / Biltzarrerako ekarpena,
This contribution presents a technical analysis of the Lithium-ion batteries (LIBs) used in the WindSled project. In this project, an expedition has been carried out by means of a 0-emission vehicle that have covered more ...
Modelling and operation of 6-pulse thyristor rectifiers for supplying high power electrolyzers
(IEEE, 2022)
Contribución a congreso / Biltzarrerako ekarpena,
This paper presents a detailed analysis of a
6-pulse thyristor rectifier aimed at supplying high
power electrolyzers. For this purpose, an analytical model of
the three-phase controlled rectifier with AC-side
inductance ...
Comparison of State-of-Charge estimation methods for stationary Lithium-ion batteries
(IEEE, 2016)
Contribución a congreso / Biltzarrerako ekarpena,
An accurate monitoring of the State of Charge (SoC) is mandatory for an efficient management of a Lithium-ion battery. Batteries of stationary systems barely have long resting periods when the cumulative errors can be ...
Effect of the inner current loop on the voltage regulation for three-phase photovoltaic inverters
(IEEE, 2020)
info:eu-repo/semantics/conferenceObject,
In three-phase grid-connected PV inverters, regulating the input voltage is a fundamental requirement. In order to reduce the influence of the PV non-linear behavior and ensure stability in the whole operating range, the ...
Active control for medium-frequency transformers flux-balancing in a novel three-phase topology for cascaded conversion structures
(IEEE, 2020)
info:eu-repo/semantics/conferenceObject,
Efficiency and power density are important parameters in the design of power electronics converters. In many applications, low-frequency transformers are being substituted for medium-frequency and high-frequency transformers ...
On the stability criteria for inverter current control loops with LCL output filters and varying grid impedance
(IEEE, 2017)
Contribución a congreso / Biltzarrerako ekarpena,
The use of LC and LCL filters and grid impedance variations are creating new challenges on the controller design for current control loops of photovoltaic and wind turbine inverters. In the design process, stability criteria ...
Smart charging station with photovoltaic and energy storage for supplying electric buses
(IEEE, 2022)
Contribución a congreso / Biltzarrerako ekarpena,
A Smart Charging Station (SCS) has been installed in the Public University of Navarre, Spain, in the framework of the H2020 Smart City Lighthouse STARDUST project. The SCS consists of a high-power electric bus charging ...
Integration of second-life battery packs for self-consumption applications: analysis of a real experience
(IEEE, 2021)
Contribución a congreso / Biltzarrerako ekarpena,
This contribution presents a methodology for the integration of Li-ion batteries discarded from electric vehicle into a collective self-consumption installation, showing the technical feasibility of such battery second ...
Novel three-phase topology for cascaded multilevel medium-voltage conversion systems in large-scale PV plants
(IEEE, 2020)
info:eu-repo/semantics/conferenceObject,
Solar photovoltaic renewable energy systems are expanding in the power sector thanks to its increasingly competitive prices. Traditionally, large-scale PV plants have reduced their cost by increasing the power ratings of ...
DC capacitance reduction in three-phase photovoltaic inverters by using virtual impedance emulation
(IEEE, 2019)
info:eu-repo/semantics/conferenceObject,
DC voltage regulation in grid-connected three-phase PV inverters is a fundamental requirement. In order to reduce the influence of the PV non-linear behavior and ensure stability in the whole operating range, the input ...