Gómez Tejedor, José Antonio; Blasco-Pérez, Eduard; Riera Guasp, Jaime(Universitat Politècnica de València, 2023-09-13)
The data were used to analyze the thrust produced by a propeller, whose operating principles are based on the conservation of linear momentum. The study was carried out on an air track to avoid frictional forces. Several ...
Navarro Esbri, Joaquin; Mendoza Miranda, Juan Manuel; Mota Babiloni, Adrián; Barragán Cervera, Ángel; Belman Flores, Juan Manuel(Elsevier, 2013-05)
[EN] This paper presents an experimental analysis of a vapor compression system using
R1234yf as a drop-in replacement for R134a. In this work, we compare the energy performance
of both refrigerants, R134a and R1234yf, ...
González Císcar, Salvador José(Universitat Politècnica de València, 2022-07-15)
[EN] This thesis consists in the experimental study of the aerodynamics of a symmetric wing (NACA0016) under a flow affected by the wake of a circular cylinder of 10 cm of diameter. First, the isolated wing will be studied ...
The increasingly stringent internal combustion engines (ICE) emissions regulations, has led to the
extended use of after-treatment systems, giving progressively more importance to the engine efficiency
optimization. In ...
Salvador, Francisco Javier; Gimeno, Jaime; De La Morena, Joaquín; González-Montero, Lucas Antonio(Elsevier, 2021-05-15)
[EN] Primary atomization and initial spray development are critical in the operation of high-pressure liquid sprays such as the ones used in internal combustion engines. In the current paper, an analysis of the effect of ...
Thanks to the built in intelligence (deployment of new intelligent devices and sensors in places where historically they were not present), the Smart Grid and Microgrid paradigms are able to take advantage from aggregated ...
The main goal of this letter is the analysis of the
multipactor effect within a coaxial waveguide excited by an
RF pulsed signal. The variation of the multipactor RF voltage
thresholdwiththe ...
Álvarez Piñeiro, Lucas(Universitat Politècnica de València, 2019-10-15)
[ES] Los intercambiadores de calor de placas soldadas se usan ampliamente en muchas aplicaciones industriales debido a su alta eficiencia, compacidad y rentabilidad. Para aplicaciones de recuperación de calor en bombas de ...
Álvarez-Piñeiro, Lucas; Albaladejo, Paloma; Navarro-Peris, Emilio; Schnabel, Lena; Corberán, José M.(Universidad de Castilla-La Mancha
José Antonio Almendros Ibáñez, 2019-06-14)
[EN] Braze plate heat exchanger (BPHE) are used widely in heating and cooling systems and the efficiency
of heat pumps depends critically on the proper performance of them. One of the most common factors
affecting the ...
Rueda-García, Lisbel; Bonet Senach, José Luís; Miguel Sosa, Pedro; Fernández Prada, Miguel Ángel(Elsevier, 2023-09-15)
[EN] Precast concrete T-beams with a cast-in-place slab on top are structural elements that are often employed in composite construction. Despite their widespread use, some aspects of their structural behaviour upon shear ...
Rueda-García, Lisbel; Bonet Senach, José Luís; Miguel Sosa, Pedro; Fernández Prada, Miguel Ángel(Elsevier, 2021-02-15)
[EN] Composite concrete members without web reinforcement are often used in precast construction. The contribution of the cast-in-place concrete topping slab to vertical shear strength has been traditionally disregarded. ...
Moratal Martínez, Ausiás Alberto(Universitat Politècnica de València, 2018-11-05)
La regulación mundial de emisiones contaminantes en el sector de la automoción está siendo cada día más estricta. La implantación de nuevos procedimientos está presionando la industria hacia la búsqueda de nuevas tecnologías ...
[EN] Parallel robots (PRs) have singular configurations where the robot gains at least one degree-of-freedom and loses control. Theoretically, such singularity occurs when the Forward Jacobian-Matrix determinant becomes ...
[EN] This paper presents eight experimental tests on circular concrete-filled steel tubular (CFST) beam-columns loaded under unequal eccentricities at both ends. This loading scheme has not been widely studied yet in ...
Payri, Raul; Salvador, F.J.; Gimeno, Jaime; Viera-Sotillo, Juan Pablo(Frontiers Media SA, 2015)
[EN] Understanding and controlling mixing and combustion processes is fundamental in
order to face the challenges set by the ever more demanding pollutant regulations
and fuel consumption standards of direct injection ...
Pallarés Rubio, Francisco Javier; Davia, Antonio; Hassan, Wael M.; Pallarés Rubio, Luis(Elsevier, 2021-05-15)
[EN] On May 11, 2011 at 6:47p.m., an M5.1 earthquake took place in Lorca at a depth of 4 km, in the Region of Murcia, south of Spain, which resulted in nine fatalities and 324 injuries and major built environment damage. ...
Rinaudo, Paula; Paya-Zaforteza, Ignacio; Calderón García, Pedro Antonio; Sales Maicas, Salvador(ELSEVIER SCIENCE SA, 2016-03)
Gas temperature is a key variable in many high temperature applications. Sensors for measuring gas temperatures must be selected according to many different criteria, response time being one of the most important. Response ...
Bastidas Moncayo, Kared Sophia(Universitat Politècnica de València, 2021-09-02)
[ES] Con el aumento de la demanda de soluciones más amigables con el medio ambiente en la industria de la automoción, el motor de combustión interna alternativo (MCIA) enfrenta actualmente grandes desafíos para minimizar ...
[EN] In this study, a macroscopic characterization has been performed on a solenoid diesel injector (2200 bar-8 hole nozzle) under various non-reacting but evaporative conditions. For vapor penetration a two pass Schlieren ...