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Details of Grant 

EPSRC Reference: EP/C527089/1
Title: Application of a kinetic numerical algorythm to modelling diesel fuel droplets evaporation
Principal Investigator: Sazhin, Professor S
Other Investigators:
Heikal, Professor M
Researcher Co-Investigators:
Project Partners:
Department: Sch of Engineering
Organisation: University of Brighton
Scheme: Standard Research (Pre-FEC)
Starts: 31 May 2005 Ends: 29 November 2005 Value (£): 9,643
EPSRC Research Topic Classifications:
Combustion
EPSRC Industrial Sector Classifications:
Transport Systems and Vehicles
Related Grants:
Panel History:  
Summary on Grant Application Form
Although the droplet evaporation process is essentially a kinetic one (its description requires the analysis of the distribution function of molecules), in practical engineering applications its analysis is almost universally based on the hydrodynamic approximation. In the recent paper published by the PI, together with researchers from the Moscow Power Engineering Institute, it was pointed out that the latter approximation may lead to noticeable underestimates of the evaporation time of droplets in diesel engines, where the applicability of this approximation has never been questioned to the best of our knowledge. The kinetic model used in this paper for the comparison with the hydrodynamic one, however, was a rather simplistic one. The preliminary results reported in the paper were therefore not conclusive. Since the publication of this paper a new numerical state-of-the-art kinetic algorithm has been developed, which made it possible to take into account a number of processes which were overlooked by a simplistic model used earlier. The main focus of this work will be on the application of this new algorithm to the modelling of the evaporation processes in diesel engines. This is expected to establish for the first time the quantitative errors introduced by the hydrodynamic model for this particular process, and open the way to develop a new kinetic model for this engineering application.
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Organisation Website: http://www.bton.ac.uk