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Listar por palabra clave "High efficiency"

Mostrando ítems 1-6 de 6

60-GHz Single-Layer Slot-Array Antenna fed by Groove Gap Waveguide

Ferrando-Rocher, Miguel; Valero-Nogueira, Alejandro; Herranz Herruzo, José Ignacio; Teniente, Jorge (Institute of Electrical and Electronics Engineers, 2019-05)

[EN] A V-band single-layer low-loss slot-array antenna is presented in this letter. Radiating slots are backed by coaxial cavities, which are fed through a groove gap waveguide E-plane corporate feed network. Cavity ...
Analysis of a novel concept of 2-stroke rod-less opposed pistons engine (2S-ROPE): Testing, modelling, and forward potential

Serrano, J.R.; Arnau Martínez, Francisco José; Bares-Moreno, Pau; Gómez-Vilanova, Alejandro; Garrido-Requena, J.; Luna-Blanca, M. J.; Contreras-Anguita, F. J. (Elsevier, 2021-01-15)

[EN] As pollutants and fuel consumption requirements become more constraining, new internal combustion engines generation arise to fulfill future automobile market regulations. In these context spark ignition (SI) engines ...
Designing III V multijunction solar cells on silicon

Connolly, James Patrick; Mencaraglia, Denis; Renard, Charles; Bouchier, Daniel (Wiley, 2014-07)

[EN] Single junction Si solar cells dominate photovoltaics but are close to their efficiency limits. This paper presents ideal limiting efficiencies for tandem and triple junction multijunction solar cells featuring a Si ...
Diseño, calculo, fabricación y puesta en servicio de nueva dirección para vehículo Shell Eco-Marathon

Finch Doménech, Carlos (Universitat Politècnica de València, 2019-10-22)

[ES] En este proyecto se diseñará el sistema de dirección para el futuro prototipo de bajo consumo propulsado por un motor de combustión interna alimentado por etanol, con el que participará los próximos años el equipo de ...
Estudio de emisiones gaseosas y prestaciones en el modo de combustión RCCI mediante el uso de gasolina/diésel aplicado en un motor medium-duty de combustión interna

Boronat Colomer, Vicente (Universitat Politècnica de València, 2017-08-28)

Reactivity controlled compression ignition (RCCI) concept offers ultra-low NOx and smoke emissions with a thermal efficiency. The present work investigates the capabilities of this new Low Temperature Combustion (LTC) ...
Evaluation of automatic building detection approaches combining high resolution images and LiDAR data

Hermosilla, T.; Ruiz Fernández, Luis Ángel; Recio Recio, Jorge Abel; Estornell Cremades, Javier (MDPI, 2011)

In this paper, two main approaches for automatic building detection and localization using high spatial resolution imagery and LiDAR data are compared and evaluated: thresholding-based and object-based classification. The ...