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Thermophysics and Aeromechanics

2014 year, number 4

Numerical investigation of the influence of crystallization of ultrafine particles of aluminum oxide on energy characteristics of solid-propellant rocket engine

N.N. Dyachenko and L.I. Dyachenko
Tomsk State University, Tomsk, Russia
Keywords: multiphase flow, distribution function, coagulation, crushing, crystallization, ultrafine ensemble of particles


The results of numerical investigation of a multiphase flow considering coagulation, crushing and crystallization of the particles of polydispersed condensate in the nozzles of solid-propellant rocket engine are presented. The influence of particles crystallization on the energy characteristics of the engine is shown.