Terradez Marco, Juan Luis; Hospitaler Pérez, Antonio(Universidad Politecnica de Madrid - University Library, 2020)
[EN] Often engineers solve problems in relationship with structures and foundations from the point of view of structural
statics. Nothing so far of the reality when finally, on the structure or the foundation, is installed ...
[EN] In this work, the Global Energy Balance (GEB) of a 1.6 L compression ignition engine is analyzed during WLTC using a combination of experimental measurements and simulations, by means of a Virtual Engine. The energy ...
[EN] In recent years, the interests on transient operation and real driving emissions have increased because of the global concern about environmental pollution that has led to new emissions regulation and new standard ...
Candela Botí, Pablo(Universitat Politècnica de València, 2021-10-18)
[ES] Para el análisis de la seguridad de un reactor nuclear, es necesario simular de manera muy precisa la evolución de la potencia del reactor a lo largo del tiempo. El valor de la potencia del reactor depende de múltiples ...
Agüera Moltó, Claudia(Universitat Politècnica de València, 2022-09-26)
[ES] El siguiente proyecto de fin de grado se ha llevado a cabo en el laboratorio del Departamento de Termodinámica Aplicada de la Universidad Politécnica de Valencia.
El propósito general de este trabajo es analizar el ...
Piquer Rodrigo, Guillermo(Universitat Politècnica de València, 2020-03-09)
[ES] En el presente proyecto se aplican diferentes técnicas, principalmente basadas en el análisis de corrientes, para la detección de fallos en el devanado amortiguador de motores síncronos.
Pese a no ser las máquinas ...
Peiró Pous, Josep(Universitat Politècnica de València, 2022-09-01)
[ES] El hyperloop es un concepto de transporte terrestre de alta velocidad, consistente en vehículos, similares a cápsulas, que viajan en el interior de tubos parcialmente despresurizados. Pese a las ventajas que esto ...
Afshar, S.; Jubaer, H.; Chen, B.; Xiao, J.; Chen, X. D.; Woo, M. W.(Editorial Universitat Politècnica de València, 2018-09-07)
[EN] Self-sustained fluctuating airflow behaviour in spray drying chambers is in essence an unsteady phenomenon requiring the transient CFD simulation framework. There is currently, however, a mixture of steady state and ...
Martínez García, María(Universitat Politècnica de València, 2022-09-02)
[ES] La creciente preocupación por los problemas medioambientales, la disponibilidad de combustibles fósiles unido a la gran demanda de vehículos, han llevado a los gobiernos a regular las emisiones emitidas a la atmósfera. ...
Artham, Sushma(Universitat Politècnica de València, 2023-12-26)
[ES] El objetivo principal de esta tesis es establecer una metodología para predecir el consumo de combustible y las emisiones de un motor de encendido por compresión en condiciones transitorias. Además, su objetivo es ...
Burke, R.D.; Olmeda González, Pablo Cesar; Serrano Cruz, José Ramón(American Society of Mechanical Engineers (ASME), 2015-10)
A novel experimental procedure is presented which allows simultaneous identification of
heat and work transfer parameters for turbocharger compressor models. The method
introduces a thermally transient condition and uses ...
Coronado-Hernández, Oscar E.; Besharat, Mohsen; Fuertes-Miquel, Vicente S.; Ramos, Helena M.(MDPI AG, 2019-08-31)
[EN] The filling process in water pipelines produces pressure surges caused by the compression
of air pockets. In this sense, air valves should be appropriately designed to expel sufficient air to
avoid pipeline failure. ...
Patil, Chaitanya Yashvant(Universitat Politècnica de València, 2017-08-28)
Knowing the importance of EGR, to control the emissions from internal combustion engines and to cope with upcoming future emissions standards, it is necessary to investigate the influence of EGR on diesel engines. Specially, ...
Climente Alarcón, Vicente; Antonino-Daviu, J.; Riera-Guasp, Martín; Vlcek, Miroslav(Institute of Electrical and Electronics Engineers, 2014)
[EN] During the last years, several time frequency decomposition tools have been applied for the diagnosis of induction motors, for those cases in which the traditional procedures, such as motor current signature analysis, ...
Olmeda Ramiro, Iván(Universitat Politècnica de València, 2018-10-25)
[ES] Actualmente, la inquietud por parte de las empresas punteras en automoción por las cada vez más estrictas normativas de emisiones y los nuevos ciclos de homologación de motores hace que el estudio en profundidad de ...
[EN] The switching response in organic electrochemical transistors (OECT) is a basic effect in which a transient current occurs in response to a voltage perturbation. This phenomenon has an important impact on different ...
[EN] Injection duration in spark ignition engines is typically very short. Thus, understanding transient effects of the Gasoline Direct injection (GDi) process plays a major role in the analysis of the mixture formation ...
[EN] In the field of Internal Combustion Engines (ICE) the usage of Gasoline Direct fuel injectors (GDi) with gasoline, iso-octane, ethanol (or other alternative fuels) has gained relevance in the past years with the goal ...
Zeidan, Mohamad; Ostfeld, Avi(Editorial Universitat Politècnica de València, 2024-03-06)
[EN] This study tackles the problem of simulating the head damping effect in transient flows when modeled in the Lagrangian approach rather than Eulerian. The Lagrangian approach normally requires orders of magnitude fewer ...