Knock probability determination in a turbocharged gasoline engine through exhaust gas temperature and artificial neural network

M Hosseini, I Chitsaz - Applied Thermal Engineering, 2023 - Elsevier
In the present study, a new combination of different available engine sensors along with an
exhaust gas temperature sensor is used as the input of an artificial neural network to …

Analysis on the potential of EGR strategy to reduce fuel consumption in hybrid powertrains based on advanced gasoline engines under simulated driving cycle …

H Climent, V Dolz, B Pla… - Energy Conversion and …, 2022 - Elsevier
The increased concern for environmental problems has boosted the electrification of
passenger cars to remove air pollutant emissions from urban areas. Automotive …

[HTML][HTML] Assessment of air management strategies to improve the transient response of advanced gasoline engines operating under high EGR conditions

J Galindo, H Climent, J De la Morena… - Energy, 2023 - Elsevier
Advanced gasoline engines may lead the medium-term future of the passenger vehicle
market, working in conventional and hybrid powertrains. Downsizing with turbocharging is …

Acoustic characterization of combustion chambers in reciprocating engines: An application for low knocking cycles recognition

R Novella, B Pla, P Bares… - International Journal of …, 2022 - journals.sagepub.com
In this paper the acoustic response of a combustion chamber is studied by assuming
different pressure field excitation. The viscous effects on the combustion chamber and the …

A fuzzy logic map-based knock control for spark ignition engines

B n Pla, P Bares, I Jimenez, C Guardiola, Y Zhang… - Applied Energy, 2020 - Elsevier
Knock control represents one of the most critical aspects to reach optimal thermal efficiency
in spark ignition engines, and its research is crucially important because it determines …

Impact of exhaust gas recirculation on gaseous emissions of turbocharged spark-ignition engines

P Piqueras, JD Morena, EJ Sanchis, R Pitarch - Applied Sciences, 2020 - mdpi.com
Exhaust gas recirculation is one of the technologies that can be used to improve the
efficiency of spark-ignition engines. However, apart from fuel consumption reduction, this …

Knock recognition based on vibration signal and Wiebe function in a heavy-duty spark ignited engine fueled with Methane

P Napolitano, I Jimenez, B Pla, C Beatrice - Fuel, 2022 - Elsevier
Increasing demands on higher performance and lower fuel consumption and emissions
have lead the path for internal combustion engine development; this race is nowadays …

Increasing knock detection sensitivity by combining knock sensor signal with a control oriented combustion model

B Pla, P Bares, I Jimenez, C Guardiola - Mechanical Systems and Signal …, 2022 - Elsevier
Knock phenomenon reduces the thermal efficiency and restricts performance improvement
in spark-ignited engines. Reliable and rapid knock recognition is crucial for the engine …

A methodology to study the interaction between variable valve actuation and exhaust gas recirculation systems for spark-ignition engines from combustion perspective

J Galindo, H Climent, J De la Morena, R Pitarch… - Energy Conversion and …, 2021 - Elsevier
Several technologies are being put in place to improve the efficiency of spark-ignition
engines. Two of these technologies are variable valve actuation and exhaust gas …

An unsupervised machine learning technique to identify knock from a knock signal time-frequency analysis

B Pla, J De la Morena, P Bares, A Aramburu - Measurement, 2023 - Elsevier
Knock is a characteristic phenomenon of spark ignition engines that can result in lower fuel
efficiency and higher combustion temperatures. When it is not adequately identified and …