Thermodynamic Calculation of Vortex Granulator Operation …
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Fig. 6 Microscopy of the nanoporous surface in the granules obtained at different temperature
distributions in the vortex granulator (according to Fig. 2): a circumferential velocity of 5.2 m/s;
b circumferential velocity of 6.5 m/s; c the circumferential velocity 8.1 m/s. Left photo—PAN
granule obtained in the “active” zone of the granulator, right photo—PAN granule obtained over
the “active” granulator zone