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Listar por palabra clave "Driving cycles"

Mostrando ítems 1-20 de 23

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A methodology to estimate mechanical losses and its distribution during a real driving cycle

Tormos, B.; Martín, Jaime; Pla Moreno, Benjamín; Jiménez-Reyes, Antonio José (Elsevier, 2020-05)

[EN] Reducing mechanical losses in internal combustion engines has been a recurrent research topic over the past few decades. Despite mechanical losses are a key issue that should be carefully addressed to reduce fuel ...
Analysis of a series hybrid vehicle concept that combines low temperature combustion and biofuels as power source

García Martínez, Antonio; Monsalve-Serrano, Javier (Elsevier, 2019-03)

[EN] This work evaluates the potential of a series hybrid vehicle concept that combines low temperature combustion (LTC) and biofuels as power source. To do this, experimental data from a previous work obtained in a ...
Carbon footprint of battery electric vehicles considering average and marginal electricity mix

García Martínez, Antonio; Monsalve-Serrano, Javier; Martínez-Boggio, Santiago; Soria Alcaide, Rafael (Elsevier, 2023-04-01)

[EN] The current investigation presents a methodology to quantify the error in the greenhouse gas emissions of different electric passenger vehicles when considering the marginal instead of the average CO2 emissions. Both ...
Desarrollo de un sistema de conducción remoto para la realización de ensayos en bancos de rodillos

Pau Monleón, David (Universitat Politècnica de València, 2022-10-14)

[ES] El sector automovilístico es uno de los motores más importantes del nuestro país. La automatización de procesos con robots es uno de los pilares que darán un impulso al desarrollo de la industria para mejorar y adaptarla ...
Dual fuel combustion and hybrid electric powertrains as potential solution to achieve 2025 emissions targets in medium duty trucks sector

García Martínez, Antonio; Monsalve-Serrano, Javier; Martínez-Boggio, Santiago Daniel; Gaillard, Patrick; Poussin, Olivier; Amer, Amer A. (Elsevier, 2020-11-15)

[EN] The European commission is targeting a 15% reduction in CO2 emissions for medium and heavy-duty transportation starting in 2025. Moreover, the next European normative (EU VII) will impose a decrease of 50% for NOx and ...
Effectiveness of hybrid powertrains to reduce the fuel consumption and NOx emissions of a Euro 6d-temp diesel engine under real-life driving conditions

Luján, José M.; García Martínez, Antonio; Monsalve-Serrano, Javier; Martínez-Boggio, Santiago (Elsevier, 2019-11-01)

[EN] Recent investigations demonstrated that the real-world driving conditions differ from those proposed in the homologation cycles. This provokes that the emissions levels in real-life conditions exceed the normative ...
Emissions reduction by using e-components in 48 V mild hybrid trucks under dual-mode dual-fuel combustion

García Martínez, Antonio; Monsalve-Serrano, Javier; Martínez-Boggio, Santiago Daniel; Gaillard, Patrick (Elsevier, 2021-10-01)

[EN] The European community foresees a 15% CO2 tailpipe emissions restriction in 2025 and 30% in 2030 for the trucks. While battery electric vehicles would help to reach these levels, their low ranges make them unfeasible ...
Emissions reduction from passenger cars with RCCI plug-in hybrid electric vehicle technology

Benajes, Jesús; García Martínez, Antonio; Monsalve-Serrano, Javier; Martínez-Boggio, Santiago Daniel (Elsevier, 2020-01-05)

[EN] Hybrid Electric Vehicles (HEVs) can be considered as a potential technology to promote the change from conventional mobility to e-mobility. However, the real benefits in terms of CO2 emissions depend on a great extent ...
Energy sustainability in the transport sector using synthetic fuels in series hybrid trucks with RCCI dual-fuel engine

García Martínez, Antonio; Monsalve-Serrano, Javier; Lago Sari, Rafael; Martínez-Boggio, Santiago Daniel (Elsevier, 2022-01-15)

[EN] The green-deal carbon neutrality target set for 2050 and CLOVE consortium predictions of NOx reductions confirm the efforts of the European commission to achieve a clean and sustainable transportation. In this sense, ...
Evaluación de la huella de carbono de los vehículos eléctricos considerando el mix de generación eléctrica medio y marginal

Soria Alcaide, Rafael (Universitat Politècnica de València, 2023-10-27)

[ES] La presente investigación presenta una metodología para cuantificar el error que se puede cometer en las estimaciones de las emisiones de gases de efecto invernadero de diferentes vehículos eléctricos de pasajeros. ...
Experimental and analytical study of the mechanical friction losses in the piston-cylinder liner tribological pair in internal combustion engines (ICE)

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 ...
Fuel consumption and engine-out emissions estimations of a light-duty engine running in dual-mode RCCI/CDC with different fuels and driving cycles

Benajes, Jesús; García Martínez, Antonio; Monsalve-Serrano, Javier; Lago-Sari, Rafael (Elsevier, 2018)

[EN] This work compares the performance and emissions of two dual-mode combustion concepts over different driving cycles by means of vehicle systems simulations. The dual-mode concept relies on switching between the dual-fuel ...
Fuel economy optimization from the interaction between engine oil and driving conditions

Tormos, B.; Pla Moreno, Benjamín; Bastidas-Moncayo, Kared Sophia; Ramirez-Roa, Leonardo Andrés; PEREZ, T. (Elsevier, 2019-10)

[EN] Low viscosity engine oils have shown to be an effective solution to the fuel consumption reduction target, however, their potential is closely linked to the vehicle and engine design and to the real driving conditions. ...
Impact of the hybrid electric architecture on the performance and emissions of a delivery truck with a dual-fuel RCCI engine

García Martínez, Antonio; Monsalve-Serrano, Javier; Martínez-Boggio, Santiago Daniel; Gaillard, Patrick (Elsevier, 2021-11-01)

[EN] Reactivity controlled compression ignition combustion showed great advantages in terms of NOx and soot emissions reduction, leading to virtually zero emissions. However, the average brake thermal efficiency of this ...
Influence of ambient temperature on diesel engine raw pollutants and fuel consumption in different driving cycles

Luján, José M.; Climent, H.; Ruiz-Rosales, Santiago; Moratal, Ausias (SAGE Publications, 2019-10)

[EN] The effect of low ambient temperature on diesel raw pollutant emissions is analysed in two different driving cycles: NEDC and WLTC. The study is focused on hydrocarbons, carbon monoxide, nitrogen oxides and fuel ...
Modelado 1D de las pérdidas mecánicas en un MCIA y su distribución durante un ciclo real de conducción

Jiménez Reyes, Antonio José (Universitat Politècnica de València, 2021-01-14)

[ES] En la última década, el incremento de las emisiones de gases de efecto invernadero a la atmósfera ha servido de impulso a investigadores y fabricantes para el desarrollo de motores más eficientes, con menos consumo ...
Optimization of the parallel and mild hybrid vehicle platforms operating under conventional and advanced combustion modes

Benajes, Jesús; García Martínez, Antonio; Monsalve-Serrano, Javier; Martínez-Boggio, Santiago (Elsevier, 2019-06-15)

[EN] The stringent regulations, increased global temperature and customer demand for high fuel economy have led to rapid developments of different alternative propulsion solutions in the last decade, with special attention ...
Potential of a Two-Stage Variable Compression Ratio Downsized Spark Ignition Engine for Passenger Cars under different driving conditions

López, J. Javier; García Martínez, Antonio; Monsalve-Serrano, Javier; Vielmo-Cogo, Vitor; Wittek, Karsten (Elsevier, 2020-01-01)

[EN] With the aim of reducing pollutant emissions from internal combustion engines (ICE), the application of stoichiometrically operated spark ignition (SI) engines, for light-duty vehicles, has been overcoming the compression ...
Potential of bio-ethanol in different advanced combustion modes for hybrid passenger vehicles

García Martínez, Antonio; Monsalve-Serrano, Javier; Martínez-Boggio, Santiago Daniel; Roso, Vinicius Ruckert; Souza Alvarenga Santos, Nathalia Duarte (Elsevier, 2020-05)

[EN] The strong new restrictions in the vehicle CO2 emissions together with the instability of the fossil fuels reserves reinforces the necessity to continue developing high efficiency combustion engines that operate with ...
Potential of hybrid powertrains in a variable compression ratio downsized turbocharged VVA Spark Ignition engine

García Martínez, Antonio; Monsalve-Serrano, Javier; Martínez-Boggio, Santiago Daniel; Wittek, Karsten (Elsevier, 2020-03-15)

[EN] After the diesel emissions scandal, also known as Dieselgate, Direct Injection Spark-Ignited (DISI) internal combustion engines (ICE) appears as the most promising alternative to mitigate the harmful tailpipe emissions ...