首页|Calculation of performance of a rotary mixer for solid dispersed polymeric components
Calculation of performance of a rotary mixer for solid dispersed polymeric components
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NETL
NSTL
Springer Nature
The calculation of a rotary mixer was carried out based on a stochastic approach to modeling the mixing process of solid dispersed polymeric components, taking into account the peculiarities of motion of component particles in the forming rarefied flows, including the electrostatic effect and collisions. The obtained performance calculations were compared with the test results of an experimental unit with a two-stage mixing of components, i.e., ellipsoidal polypropylene particles (secondary and primary) in the ratio of 1:9. The research established a weak nonlinearity of regression dependencies of performance on the rotational speed of mixing drums, as well as a weak quadratic dependence of the total flow rate of components on the angular rotation rate of drums at a satisfactory agreement with the experimental data (relative error of 5-10%). A 1.06-fold increase in the angular rotation rate of drums leads to a 1.28-fold increase in the performance. The main parameters that significantly affect the performance of the rotary mixer were determined.