[EN] To ensure that after-treatment systems (ATS) reduce emissions to the levels for which they were designed, it is essential that the ATS control can rely on the feedback signals from the sensors and actuators that are ...
[EN] This work presents an optimized ammonia injection strategy for the Worldwide Harmonized Light Vehicles Test Cycle and its potential benefits in terms of NO(x)emissions and ammonia consumption in selective catalytic ...
Nakaema Aronis, André(Universitat Politècnica de València, 2020-12-19)
[ES] Los sistemas de postratamiento SCR son la solución más extendida para la reducción de emisiones de NOx en motores Diesel de automoción, pues permiten reducciones en las emisiones de NOx de hasta el 95%. En los últimos ...
Blas Medina, Sergio(Universitat Politècnica de València, 2019-10-18)
[ES] Este proyecto presenta un equipo que permite reproducir las condiciones de presión, temperatura y humedad deseadas para emular condiciones de ensayo de motores de combustión. Durante el trabajo se detallan el principio ...
[EN] After-treatment systems (ATS) in vehicle powertrains are developed to achieve maximum pollutant abatement efficiency under design operating conditions. However, anomalies in the ATS may appear during real operation, ...
[EN] This work presents the development of a model to capture the NOx sensors cross sensitivity behavior based on NO(x )sensor cell temperature, as well as a model do predict the slip of the NOx and NH3 after the SCR ...
Vázquez Montalvá, Salvador(Universitat Politècnica de València, 2019-10-30)
[ES] El presente proyecto versa acerca de la homologación a través de la actual normativa WLTP y RDE de los motores que se van a vender en un futuro cercano. Dicha normativa establece los valores aceptados para los niveles ...
[EN] To reach the emission limits imposed by governments and reduce the negative impact on the environment, the use of aftertreatment systems has become essential for internal combustion engine (ICE) based powertrains. In ...