Browsing Comunicaciones y ponencias de congresos DIEC - IEKS Biltzarretako komunikazioak eta txostenak by Title
Now showing items 1-20 of 88
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AC/DC millivoltage sensor by means of ITO-coated optical fibers: towards monitoring of biosignals
Aginaga Etxamendi, Concepción Isabel
; Socorro Leránoz, Abián Bentor 
; Fuentes Lorenzo, Omar ; Del Villar, Ignacio ; Corres Sanz, Jesús María ; Matías Maestro, Ignacio (IEEE, 2019)
Contribución a congreso / Biltzarrerako ekarpena 
This contribution shows the monitoring of AC and DC millivoltage signals by means of lossy mode resonances generated by Indium Tin Oxide (ITO) on optical fibers. Sensors were obtained by sputtering ITO thin-films onto 25 ... -
Active control for medium-frequency transformers flux-balancing in a novel three-phase topology for cascaded conversion structures
Lumbreras Magallón, David ; Barrios Rípodas, Ernesto ; Navarrete, Manuel; Balda Belzunegui, Julián; González Senosiain, Roberto ; Sanchis Gúrpide, Pablo (IEEE, 2020)
Contribución a congreso / Biltzarrerako ekarpena
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 ... -
Active damping based on the capacitor voltage positive-feedback for grid-connected power converters with LCL filter
Samanes Pascual, Javier ; Gubía Villabona, Eugenio (IEEE, 2019)
Contribución a congreso / Biltzarrerako ekarpena
The capacitor voltage positive-feedback is a widely extended active damping strategy. It can effectively damp the LCL output filter resonant poles for low ratios of resonance to sampling frequencies. However, the existing ... -
Adjustment of the fuzzy logic controller parameters of the energy management strategy of a grid-tied domestic electro-thermal microgrid using the Cuckoo search algorithm
Arcos Avilés, Diego; García Gutiérrez, Gabriel; Guinjoan Gispert, Francesc; Pascual Miqueleiz, Julio María ; Marroyo Palomo, Luis (IEEE, 2019)
Contribución a congreso / Biltzarrerako ekarpena
During the last century, population growth, together with economic development, has considerably increased the energy demand and, although renewable energies are becoming an alternative, still total energy supply is mainly ... -
Analysis of the main battery characterization techniques and experimental comparison of commercial 18650 Li-ion cells
Soto Cabria, Adrián ; Berrueta Irigoyen, Alberto ; Sanchis Gúrpide, Pablo ; Ursúa Rubio, Alfredo (IEEE, 2019)
Contribución a congreso / Biltzarrerako ekarpena
Over the coming years, major growth in the use of Li-ion batteries is expected, both in electric mobility as well as in stationary applications, be it in self-consumption systems and micro grids or in large renewable power ... -
Analytical modeling of high-frequency winding loss in round-wire toroidal inductors
Elizondo Martínez, David ; Barrios Rípodas, Ernesto ; Sanchis Gúrpide, Pablo ; Ursúa Rubio, Alfredo (IEEE, 2020)
Contribución a congreso / Biltzarrerako ekarpena
Toroidal inductors are present in many different industrial applications, thus, still receive researchers' attention. AC winding loss in these inductors have become a major issue in the design process, since switching ... -
Angle-susceptible sensing metasurface in terahertz regime
Nikolaev, Nazar A.; Kuznetsov, Sergei A.; Beruete Díaz, Miguel (EDP Sciences, 2018)
Contribución a congreso / Biltzarrerako ekarpena
Nowadays thin-film coatings and structures are widely used in advanced industrial and scientific ap-plications that makes the tasks of thin-film sensing highly demanded in practice. Last decade, stimulated by progress in ... -
Automated reconfigurable antenna impedance for optimum power transfer
Alibakhshikenari, Mohammad; Virdee, Bal S.; See, Chan H.; Abd-Alhameed, Raed; Falcone Lanas, Francisco Javier ; Limiti, Ernesto (IEEE, 2020)
Contribución a congreso / Biltzarrerako ekarpena
This paper presents an approach to implement an automatically tuning antenna for optimising power transfer suitable for software defined radio (SDR). Automatic tuning is accomplished using a closed loop impedance tuning ... -
Capacitor current feedback active damping with lagged compensator for DFIG wind turbines with LCL filter
Rosado Galparsoro, Leyre ; Samanes Pascual, Javier ; Gubía Villabona, Eugenio ; López Taberna, Jesús (IEEE, 2020)
Contribución a congreso / Biltzarrerako ekarpena
Several active damping strategies have been proposed in the literature for grid-connected converters with LCL filter but there are not specific strategies for DFIG wind turbines. In this system, there is an interaction ... -
Characterization and capacity dispersion of lithium-ion second-life batteries from electric vehicles
Braco Sola, Elisa; San Martín Biurrun, Idoia ; Sanchis Gúrpide, Pablo ; Ursúa Rubio, Alfredo (IEEE, 2019)
Contribución a congreso / Biltzarrerako ekarpena
Nowadays, electric vehicle batteries reutilization is considered such as a feasible alternative to recycling, as it allows to benefit from their remaining energy and to enlarge their lifetime. Stationary applications as ... -
Characterization of 3D-printed choke horn antenna for 5G backhaul applications
Biurrun Quel, Carlos ; Lacombe, Elsa; Gianesello, Frederic; Luxe, Cyril; Río Bocio, Carlos del (IEEE, 2019)
Contribución a congreso / Biltzarrerako ekarpena
The 200 and 320 GHz frequency band constitutes an interesting window with approximately constant attenuation, which could potentially have applications in the area of ultrahigh-capacity wireless links. The user's demand ... -
CMOS low-voltage indirect current feedback instrumentation amplifiers with improved performance
Carrillo, Juan M.; Domínguez, Miguel A.; Pérez Aloe, Raquel; Duque Carrillo, J. Francisco; Cruz Blas, Carlos Aristóteles de la (IEEE, 2020)
Contribución a congreso / Biltzarrerako ekarpena
Indirect current feedback (ICF) is a very common operation principle used in the design of CMOS instrumentation amplifiers (IA). The input and output transconductors required in an ICF IA usually consist on resistive-degenerated ... -
Compact antennas in ridge gap waveguide with circular polarization
Pérez Quintana, Dayan ; Ederra Urzainqui, Íñigo ; Beruete Díaz, Miguel (IEEE, 2020)
Contribución a congreso / Biltzarrerako ekarpena
In this paper, two compact antennas in Ridge Gap Waveguide (RGW) technology, working at 60 GHz, with a high-purity circular polarization (CP) within a broad bandwidth are manufactured and measured. The antennas are fed ... -
Compact bull's-eye antenna in ridge gap waveguide with circular polarization at 60 GHz
Pérez Quintana, Dayan ; Ederra Urzainqui, Íñigo ; Beruete Díaz, Miguel (IEEE, 2021)
Contribución a congreso / Biltzarrerako ekarpena
In this work, a Bull's-Eye (BE) antenna with circular polarization (CP) based on ridge gap waveguide (RGW) technology, working in the millimeter-wave band (60 GHz) is numerically and experimentally demonstrated. The structure ... -
Compact harmonic rejection filter for C-band high-power satellite applications
Teberio Berdún, Fernando ; Martín Iglesias, Petronilo; Arregui Padilla, Iván ; Arnedo Gil, Israel ; Lopetegui Beregaña, José María ; Gómez Laso, Miguel Ángel (IEEE, 2020)
Contribución a congreso / Biltzarrerako ekarpena
A compact high-power low-pass filter for C-band broadband satellite applications is presented in this paper. The filter is composed of three different sections. A 9th-order compact high-power multi-ridge structure achieves ... -
Comparison of modified Soret lenses for dual band integrated detectors
Torres García, Alicia E. ; Pérez Escudero, José Manuel ; Gonzalo García, Ramón ; Ederra Urzainqui, Íñigo (IEEE, 2020)
Contribución a congreso / Biltzarrerako ekarpena
This paper presents the comparison of different modified Soret lenses suitable for a millimeter and submillimeterwave dualband integrated pixel detectors. The approach is based on the modification of a printed planar Soret ... -
Copper oxide coated D-shaped optical fibers for the development of LMR refractometers
Ozcariz Celaya, Aritz ; Vitoria Pascual, Ignacio ; Arregui San Martín, Francisco Javier ; Ruiz Zamarreño, Carlos (IEEE, 2020)
Contribución a congreso / Biltzarrerako ekarpena
Lossy mode resonance (LMR) based refractometers obtained by means of copper oxide thin-films fabricated onto side-polished (D-shaped) are presented in this work. The high refractive index of copper oxide combined with the ... -
Critical comparison of energy management algorithms for lithium-ion batteries in renewable power plants
Berrueta Irigoyen, Alberto ; Soto Cabria, Adrián ; García Solano, Miguel ; Parra Laita, Íñigo de la ; Sanchis Gúrpide, Pablo ; Ursúa Rubio, Alfredo (IEEE, 2019)
Contribución a congreso / Biltzarrerako ekarpena
Lithium-ion batteries are gaining importance for a variety of applications due to their price decrease and characteristics improvement. A good energy management strategy is required in order to increase the profitability ... -
DC capacitance reduction in three-phase photovoltaic inverters by using virtual impedance emulation
Urtasun Erburu, Andoni ; Sanchis Gúrpide, Pablo ; Marroyo Palomo, Luis (IEEE, 2019)
Contribución a congreso / Biltzarrerako ekarpena
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 ... -
Design of a groove gap waveguide to microstrip inline transition
Pérez Escudero, José Manuel ; Torres García, Alicia E. ; Gonzalo García, Ramón ; Ederra Urzainqui, Íñigo (IEEE, 2019)
Contribución a congreso / Biltzarrerako ekarpena
In this paper the design of an inline transition between microstrip and groove gap waveguide operating at Wband is presented. The transition consists of two sections: a tapered microstrip line and a Chebyshev transformer. ...
