Prediction of the Wall Factor of Arbitrary Particle Settling through Various Fluid Media in a Cylindrical Tube Using Artificial Intelligence

Table 1

Range of conditions covered by the data.

Source	Particle shape	Range of Re	Range of fluid properties		Number of data points
			𝐾	𝑛
Chhabra and Uhlherr [9]	Sphere	1.52~13.92	0.123	0.8	29
Chhabra [19]	Sphere, cylinder, plate, needle, disc and cube	<7	0.548~0.91	1	116
Arsenijević et al. [4]	Sphere	53~15100	0.001	1	43
Fidleris and Whitmore [1]	Sphere	1971~19205	0.001	1	58
Atapattu et al. [21]	Sphere	0.002~0.182	3.69~9.3	0.43~0.53	44
Bougas and Stamatoudis [2]	Sphere	13500~77000	0.001	1	30
Chhabra [20]	Sphere, cylinder, plate, needle, disc and cube	<7	0.464, 0.741	0.779, 0.79	66
Madhav and Chhabra [18]	Cylinder, needle and rectangular prism	0.05~150	0.092	0.965	55
Unnikrishnan and Chhabra [16]	Cylinder	3.8×10^−4~1.27	1.89, 10.53	0.62	40
Unnikrishnan and Chhabra [17]	Cylinder	0.2~180	0.406, 0.49	1	32