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Investigating the impact of copper leaching on combustion characteristics and particulate emissions in HPCR diesel engines (2019)
Journal Article
La Rocca, A., Ferrante, A., Haffner-Staton, E., Cairns, A., Weilhard, A., Sans, V., …Laforgia, D. (2020). Investigating the impact of copper leaching on combustion characteristics and particulate emissions in HPCR diesel engines. Fuel, 263, Article 116719. https://doi.org/10.1016/j.fuel.2019.116719

© 2019 Elsevier Ltd Copper leaching in diesel fuel and its impact on combustion and emission characteristics of a Direct Injection High Pressure Common Rail (DI HPCR) diesel engine was investigated. This work was performed using a single cylinder Ric... Read More about Investigating the impact of copper leaching on combustion characteristics and particulate emissions in HPCR diesel engines.

Quantifying soot nanostructures: Importance of image processing parameters for lattice fringe analysis (2019)
Journal Article
Pfau, S. A., La Rocca, A., & Fay, M. W. (2020). Quantifying soot nanostructures: Importance of image processing parameters for lattice fringe analysis. Combustion and Flame, 211, 430-444. https://doi.org/10.1016/j.combustflame.2019.10.020

Fringe analysis is a commonly used method to quantify soot nanostructures. However, the settings of the involved filters and their impact on the results are rarely addressed. In this study, the influence of the three filter parameters as well as two... Read More about Quantifying soot nanostructures: Importance of image processing parameters for lattice fringe analysis.

High Power High Speed PM-Assisted SynRel Machines with Ferrite and Rare Earth Magnets for Future Electric Commercial Vehicles (2019)
Conference Proceeding
Kumar, R. M. R., Zou, T., La Rocca, A., Vakil, G., Gerada, D., Walker, A., …Fernandes, B. G. (2019). High Power High Speed PM-Assisted SynRel Machines with Ferrite and Rare Earth Magnets for Future Electric Commercial Vehicles. In IECON 2019 - 45th Annual Conference of the IEEE Industrial Electronics Society (1083-1088). https://doi.org/10.1109/IECON.2019.8927523

High power density and high torque density are the fundamental requirements for electric machines used in traction application. The former is obtained by potentially increasing the speed of the machine while the latter by using high energy density ra... Read More about High Power High Speed PM-Assisted SynRel Machines with Ferrite and Rare Earth Magnets for Future Electric Commercial Vehicles.

Numerical study of the impact of different cooling arrangements on a high length/diameter ratio motor for electric commercial vehicle (2019)
Conference Proceeding
La Rocca, S., La Rocca, A., Walker, A., Vakil, G., Gerada, D., Al-Ani, M., …Paciura, K. (2019). Numerical study of the impact of different cooling arrangements on a high length/diameter ratio motor for electric commercial vehicle. In Proceedings: 2019 International Conference on Electrotechnical Complexes and Systems (ICOECS) (1-5). https://doi.org/10.1109/ICOECS46375.2019.8949929

Computational Fluid Dynamics (CFD) was used to carry out a fluid flow and thermal investigation of a high power dense traction machine for electric commercial vehicle. One of the features of the machine design considered is the high Length/Diameter (... Read More about Numerical study of the impact of different cooling arrangements on a high length/diameter ratio motor for electric commercial vehicle.

A SiC based 2-Level Power Converter for Shape-and-Space-Restricted Aerospace Applications (2019)
Conference Proceeding
Nasir, U., Chowdhury, S., La Rocca, A., Chen, Y., Yang, T., Wheeler, P., …Bozhko, S. (2019). A SiC based 2-Level Power Converter for Shape-and-Space-Restricted Aerospace Applications. In Proceedings on the 2019 IEEE 13th International Conference on Power Electronics and Drive Systems (PEDS) (1-7). https://doi.org/10.1109/PEDS44367.2019.8998907

Recent advancements in the power electronic device technologies, such as wide-band-gap devices including Silicon-Carbide (SiC) and Galium-Nitride (GaN), are acting as an enabling factor in development of compact power electronic systems. More specifi... Read More about A SiC based 2-Level Power Converter for Shape-and-Space-Restricted Aerospace Applications.

Numerical investigations of convective phenomena of oil impingement on end-windings (2019)
Journal Article
Connor, P. H., La Rocca, A., Xu, Z., Eastwick, C. N., Pickering, S. J., & Gerada, C. (2019). Numerical investigations of convective phenomena of oil impingement on end-windings. Journal of Engineering, 2019(17), 4022-4026. https://doi.org/10.1049/joe.2018.8027

A novel experimental rig for analysing intensive liquid cooling of highly power-dense electrical machine components has been developed. Coupled fluid flow and heat transfer have been modelled, using computational fluid dynamics (CFD), to inform the d... Read More about Numerical investigations of convective phenomena of oil impingement on end-windings.

Assessing the Accuracy of Soot Nanoparticle Morphology Measurements Using Three-Dimensional Electron Tomography (2019)
Journal Article
Haffner-Staton, E., La Rocca, A., Cairns, A., McGhee, M., & Fay, M. (2019). Assessing the Accuracy of Soot Nanoparticle Morphology Measurements Using Three-Dimensional Electron Tomography. SAE Technical Papers, 2019-April, Article 2019-01-1188. https://doi.org/10.4271/2019-01-1188

Morphology plays an important role in determining behaviour and impact of soot nanoparticles, including effect on human health, atmospheric optical properties, contribution to engine wear, and role in marine ecology. However, its nanoscopic size has... Read More about Assessing the Accuracy of Soot Nanoparticle Morphology Measurements Using Three-Dimensional Electron Tomography.

Soot in the Lubricating Oil: An Overlooked Concern for the Gasoline Direct Injection Engine? (2019)
Journal Article
Pfau, S. A., La Rocca, A., Haffner-Staton, E., Rance, G. A., Fay, M. W., & McGhee, M. (2019). Soot in the Lubricating Oil: An Overlooked Concern for the Gasoline Direct Injection Engine?. SAE Technical Papers, 2019-April, Article 2019-01-0301. https://doi.org/10.4271/2019-01-0301

Formation of soot is a known phenomenon for diesel engines, however, only recently emerged for gasoline engines with the introduction of direct injection systems. Soot-in-oil samples from a three-cylinder turbo-charged gasoline direct injection (GDI)... Read More about Soot in the Lubricating Oil: An Overlooked Concern for the Gasoline Direct Injection Engine?.