Listar Dpto. Ingeniería Eléctrica y Electrónica - Ingeniaritza Elektriko eta Elektronikoa Saila por título
Mostrando ítems 427-446 de 648
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On the calculation of the STC power of PV generators by using typical monitoring system data
Muñoz Escribano, Mikel
; Parra Laita, Íñigo de la 
; García Solano, Miguel ; Marcos Álvarez, Javier ; Marroyo Palomo, Luis (2017)
Contribución a congreso / Biltzarrerako ekarpena 
The properly in-field characterization of the power at Standard Test Conditions, PSTC, of PV generators is becoming increasingly important in order to evaluate their performance and its evolution in time. Within the state ... -
On the determination of the phase center of gaussian horn antennas
Río Bocio, Carlos del ; Teniente Vallinas, Jorge ; Gonzalo García, Ramón ; Sorolla Ayza, Mario (1998)
Contribución a congreso / Biltzarrerako ekarpena
Gaussian horn antenna designs have experimentally demonstrated excellent performance to produce a very pure Gaussian beam mode with extremely low sidelobes and crosspolarization levels. These results make very attractive ... -
On the performance of the zoned fishnet metamaterial lens with positive and negative reference phase
Pacheco-Peña, Víctor ; Minin, Igor V.; Minin, Oleg V.; Beruete Díaz, Miguel (IEEE, 2016)
Artículo / Artikulua
In this letter, several converging fishnet metalenses are designed using both the zoning and reference phase techniques. They are engineered with a focal length of 1.5λ0 at the design frequency of 55 GHz (λ0 = 5.45 mm) at ... -
On the stability criteria for inverter current control loops with LCL output filters and varying grid impedance
Lumbreras Magallón, David ; Barrios Rípodas, Ernesto ; Ursúa Rubio, Alfredo ; Marroyo Palomo, Luis ; Sanchis Gúrpide, Pablo (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 ... -
On the testing, characterization, and evaluation of PV inverters and dynamic MPPT performance under real varying operating conditions
Sanchis Gúrpide, Pablo ; López Taberna, Jesús ; Ursúa Rubio, Alfredo ; Gubía Villabona, Eugenio ; Marroyo Palomo, Luis (Wiley, 2007)
Artículo / Artikulua
The increasing number of photovoltaic inverters that are coming on to the PV marketstresses the need to carry out a dynamic characterization of these elements and theirmaximum power point tracking (MPPT) algorithms under ... -
One-way quasiplanar terahertz absorbers using nonstructured polar dielectric layers
Rodríguez Ulibarri, Pablo ; Serebryannikov, Andriy E.; Beruete Díaz, Miguel (American Physical Society, 2017)
Artículo / Artikulua
A concept of quasiplanar one-way transparent terahertz absorbers made of linear isotropic materials is presented. The resulting structure consists of a homogeneous absorbing layer of polar dielectric, GaAs, a dispersion-free ... -
Optical fiber bus protection network to multiplex sensors: experimental validation of self-diagnosis
Pérez Herrera, Rosa Ana ; Urquhart, Paul; Schlüter, Marcel; Díaz Lucas, Silvia ; López-Amo Sáinz, Manuel (IEEE, 2012)
Artículo / Artikulua
The experimental demonstration of a resilient wavelength division multiplexed (WDM) fiber bus network to interconnect sensors is reported. The network recovers operation after failures and it performs 'self-diagnosis', the ... -
Optical fiber networks for remote fiber optic sensors
Fernández Vallejo, Montserrat; López-Amo Sáinz, Manuel (MDPI, 2012)
Artículo / Artikulua
This paper presents an overview of optical fiber sensor networks for remote sensing. Firstly, the state of the art of remote fiber sensor systems has been considered. We have summarized the great evolution of these systems ... -
Optical fiber refractometers based on indium tin oxide coatings with response in the visible spectral region
Ruiz Zamarreño, Carlos ; López, S.; Hernáez Sáenz de Zaitigui, Miguel ; Del Villar, Ignacio ; Matías Maestro, Ignacio ; Arregui San Martín, Francisco Javier (Elsevier, 2011)
Contribución a congreso / Biltzarrerako ekarpena
This work presents the fabrication of optical fiber refractometers based on indium tin oxide (ITO) coatings with response in the visible spectral region. ITO thin-films have been sputtered by employing a rotating mechanism ... -
Optical fiber refractometers based on sputtered indium tin oxide coatings
López, S.; Ruiz Zamarreño, Carlos ; Hernáez, M.; Del Villar, Ignacio ; Arregui San Martín, Francisco Javier ; Matías Maestro, Ignacio (IEEE, 2011)
Contribución a congreso / Biltzarrerako ekarpena
This work presents the fabrication of optical fiber refractometers based on indium tin oxide (ITO) coatings deposited by sputtering with response in the visible spectral region. ITO thin-films have been sputtered by ... -
Optical fiber resonance-based pH sensors using gold nanoparticles into polymeric layer-by-layer coatings
Arregui San Martín, Francisco Javier ; Matías Maestro, Ignacio ; Socorro Leránoz, Abián Bentor ; Hernáez Sáenz de Zaitigui, Miguel ; Goicoechea Fernández, Javier ; Rivero Fuente, Pedro J. (Springer-Verlag, 2016)
Artículo / Artikulua
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Optical fiber sensors based on nanoparticle-embedded coatings
Urrutia Azcona, Aitor ; Goicoechea Fernández, Javier ; Arregui San Martín, Francisco Javier (Hindawi Publishing Corporation, 2015)
Artículo / Artikulua
The use of nanoparticles (NPs) in scientific applications has attracted the attention of many researchers in the last few years. The use of NPs can help researchers to tune the physical characteristics of the sensing coating ... -
Optical fiber sensors based on nanostructured materials for environmental applications
(2014) Tesis doctoral / Doktoretza tesia
La contaminación ambiental es la presencia de agentes físicos, químicos o biológicos presentes en el agua, suelo y aire; siendo perjudiciales para la salud de las personas, así como para la vida vegetal y animal. Las ... -
Optical fibre sensors using graphene-based materials: a review
Hernáez Sáenz de Zaitigui, Miguel ; Ruiz Zamarreño, Carlos ; Melendi Espina, Sonia; Bird, Liam; Mayes, Andrew; Arregui San Martín, Francisco Javier (MDPI, 2017)
Artículo / Artikulua
Graphene and its derivatives have become the most explored materials since Novoselov and Geim (Nobel Prize winners for Physics in 2010) achieved its isolation in 2004. The exceptional properties of graphene have attracted ... -
Optical power-based interrogation of plasmonic tilted fiber Bragg grating biosensors
González Vila, Á.; López Aldaba, Aitor; Kinet, D.; Mégret, P.; López-Amo Sáinz, Manuel ; Caucheteur, C. (SPIE, 2017)
Contribución a congreso / Biltzarrerako ekarpena
Two interrogation techniques for plasmonic tilted fiber Bragg grating sensors are reported and experimentally tested. Typical interrogation methods are usually based on tracking the wavelength shift of the most sensitive ... -
Optical sensor based on polymer electrospun nanofibers for sensing humidity
Urrutia Azcona, Aitor ; Rivero Fuente, Pedro J. ; Goicoechea Fernández, Javier ; Arregui San Martín, Francisco Javier ; Matías Maestro, Ignacio (2011)
Contribución a congreso / Biltzarrerako ekarpena
A novel humidity sensor based on polymer electrospun nanofibers coating onto an optical fiber is proposed in this work. The coating is composed of poly(acrylic acid), and its fabrication was performed by the electrospinning ... -
Optical sensors based on lossy-mode resonances
Matías Maestro, Ignacio ; Ascorbe Muruzabal, Joaquín ; Acha Morrás, Nerea de ; López Torres, Diego ; Zubiate Orzanco, Pablo ; Sánchez Zábal, Pedro ; Urrutia Azcona, Aitor ; Socorro Leránoz, Abián Bentor ; Rivero Fuente, Pedro J. ; Hernáez Sáenz de Zaitigui, Miguel ; Elosúa Aguado, César ; Goicoechea Fernández, Javier ; Bariáin Aisa, Cándido ; Corres Sanz, Jesús María ; Ruiz Zamarreño, Carlos ; Arregui San Martín, Francisco Javier ; Del Villar, Ignacio (Elsevier Science, 2017)
Artículo / Artikulua
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Optimal horn antenna design to excite high purity gaussian beam using overmoded waveguides
Gonzalo García, Ramón ; Río Bocio, Carlos del ; Teniente Vallinas, Jorge ; Sorolla Ayza, Mario (1996)
Contribución a congreso / Biltzarrerako ekarpena
In this paper, we present an original and optimal multimode horn antenna design to excite the fundamental Gaussian beam from an overmoded waveguide. In particular, we focus the study in overmoded circular corrugated ... -
Optimization and design of wireless systems for the implementation of context aware scenarios in railway passenger vehicles
Azpilicueta Fernández de las Heras, Leyre ; Astrain Escola, José Javier ; López Iturri, Peio ; Granda, Fausto; Vargas Rosales, César; Villadangos Alonso, Jesús ; Perallos Ruiz, Asier; Bahillo, Alfonso; Falcone Lanas, Francisco (IEEE, 2017)
Artículo / Artikulua
In this paper, intra-wagon wireless communication performance is analyzed, in order to account for inherent scenario complexity in the deployment phase of wireless systems toward the implementation of a context-aware ... -
Optimization in nanocoated D-shaped optical fiber sensors
Del Villar, Ignacio ; Zubiate Orzanco, Pablo ; Ruiz Zamarreño, Carlos ; Arregui San Martín, Francisco Javier ; Matías Maestro, Ignacio (Optical Society of America, 2017)
Artículo / Artikulua
Nanocoated D-shaped optical fibers have been proven as effective sensors. Here, we show that the full width at half minimum (FWHM) of lossy mode resonance can be reduced by optimizing the nanocoating width, thickness and ...
