Calibration of Discrete Element Simulation Parameters for Powder Screw Conveying

Table 3

Design and results of Plackett-Burman experiment.

Running sequence	A	B	C	D	E	F	G	V1	V2	V3	V4	Mass flow rate (kg/s)
1	−1	1	−1	1	1	−1	1	1	1	−1	−1	0.8037
2	1	−1	1	1	1	−1	−1	−1	1	−1	1	1.1006
3	−1	1	1	−1	1	1	1	−1	−1	−1	1	0.8108
4	1	1	−1	−1	−1	1	−1	1	1	−1	−1	1.1291
5	1	−1	1	1	−1	1	1	1	−1	−1	−1	1.1444
6	−1	−1	−1	−1	−1	−1	−1	−1	−1	−1	−1	1.119
7	1	1	−1	1	1	1	−1	−1	−1	1	−1	1.0036
8	0	0	0	0	0	0	0	0	0	0	0	1.0242
9	1	1	1	−1	−1	−1	1	−1	1	1	−1	1.0007
10	1	−1	−1	−1	1	−1	1	1	−1	1	1	0.895
11	−1	−1	−1	1	−1	1	1	−1	1	1	1	1.0931
12	−1	−1	1	−1	1	1	−1	1	1	1	−1	1.0307
13	−1	1	1	1	−1	−1	−1	1	−1	1	1	1.032