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12 - Aeronautical, Mechanical, Chemical and Manufacturing Engineering
Newcastle University
Segregation of particles in incompressible random flows: singularities, intermittency and random uncorrelated motion
The paper develops and applies a powerful analytical technique for studying particle segregation in turbulent flows which has revealed hitherto unrecognized features that are very important in mixing and collision processes of particles in turbulent flows. It also shows that segregation is not a stationary process as had been assumed in previous studies. The work has implications for a whole range of industrial mixing processes and the enhancement of collision processes in clouds and the onset of rain. The work was carried out as part of the EPSRC progamme “Droplet Clouds in a Box of Turbulence” (EP/E029973/1; £194k).