Optimization Simulation of Ultrafine Dry Powder Blow-Assisted Pipe Based on CFD

Table 4

Size parameters of different improved schemes.

Scheme code	Diameter of the nitrogen-assisted blowing pipe (mm)	Diameter of outlet pipe (mm)	Inlet diameter of mixing pipe (mm)
P1	+10	27	90
P2	+10	32	90
P3	+20	27	90
P4	+20	32	90
P5	+30	27	90
P6	+30	32	90