Investigation of soot formation of spark-ignited ethanol-blended gasoline sprays with single-and multi-component base fuels

M Storch, M Koegl, M Altenhoff, S Will, L Zigan - Applied Energy, 2016 - Elsevier
Soot formation in DISI-(direct-injection spark-ignition) sprays is analyzed for ethanol-
mixtures under stratified charge conditions. The investigation is conducted in a constant …

Predicting sooting propensity of oxygenated fuels using artificial neural networks

AG Abdul Jameel - Processes, 2021 - mdpi.com
The self-learning capabilities of artificial neural networks (ANNs) from large datasets have
led to their deployment in the prediction of various physical and chemical phenomena. In the …

A novel approach for quantitative measurements of preferential evaporation of fuel by means of two-tracer laser induced fluorescence

M Bardi, A Di Lella, G Bruneaux - Fuel, 2019 - Elsevier
This paper presents a novel approach for the measurement of vapor fuel concentration at
engine relevant conditions for the investigation of preferential evaporation in …

Characterization of fuel/water mixtures and emulsions with ethanol using laser-induced fluorescence

M Koegl, C Mull, YN Mishra, S Will, L Zigan - Applied optics, 2020 - opg.optica.org
In charged spark-ignition engines, additional water injection allows for the reduction of
temperature under stoichiometric mixture conditions. However, a higher complexity of the …

Analysis of ethanol and butanol direct-injection spark-ignition sprays using two-phase structured laser illumination planar imaging droplet sizing

M Koegl, YN Mishra, M Storch… - … Journal of Spray …, 2019 - journals.sagepub.com
This paper reports on the spray structure of the biofuels, ethanol, and butanol generated by
a multihole direct-injection spark-ignition injector, which is studied in a constant volume …

Characterization of nile red as a tracer for laser-induced fluorescence spectroscopy of gasoline and kerosene and their mixture with biofuels

M Koegl, C Mull, K Baderschneider, J Wislicenus… - Sensors, 2019 - mdpi.com
Suitable fluorescence tracers (“dyes”) are needed for the planar measurement of droplet
sizes by using a combination of laser-induced fluorescence (LIF) and Mie scattering …

Influence of EGR and ethanol blending on soot formation in a DISI engine

M Koegl, B Hofbeck, S Will, L Zigan - Proceedings of the Combustion …, 2019 - Elsevier
Soot formation and in-cylinder soot oxidation in an optically accessible DISI-engine is
analysed for gasoline–ethanol mixtures under part load operating conditions. A volumetric …

Planar droplet sizing for studying the influence of ethanol admixture on the spray structure of gasoline sprays

M Koegl, YN Mishra, K Baderschneider, C Conrad… - Experiments in …, 2020 - Springer
A novel planar droplet sizing (PDS) technique based on laser-induced fluorescence (LIF)
and Mie-scattering is utilized for the characterization of the spray structure under gasoline …

Analysis of the LIF/Mie ratio from individual droplets for planar droplet sizing: application to gasoline fuels and their mixtures with ethanol

M Koegl, K Baderschneider, FJ Bauer, B Hofbeck… - Applied Sciences, 2019 - mdpi.com
In this work, the possibility of using planar droplet sizing (PDS) based on laser-induced
fluorescence (LIF) and Mie scattering was investigated within the framework of measuring …

A novel approach for measurement of composition and temperature of N-decane/butanol blends using two-color laser-induced fluorescence of nile red

M Koegl, M Pahlevani, L Zigan - Sensors, 2020 - mdpi.com
In this work, the possibility of using a two-color LIF (laser-induced fluorescence) approach
for fuel composition and temperature measurements using nile red dissolved in n …