Table 2.

Overview of all studied cases

Cases	Model	Re	$\mathit{\varphi }$	$\mathit{\lambda }$	$t_{\text{2D}}$	$t_{\text{3D}}$
A.1	DEM	0.75	15	$2.9387\times {10}^8$	116	50
A.2	DEM	0.75	150	$2.9387\times {10}^8$	116	50
A.3	DEM	0.75	1500	$2.9387\times {10}^8$	116	50
A.4	DEM	0.75	15,000	$2.9387\times {10}^8$	116	50
B.1	DEM	1.0	15	$1.65306\times {10}^8$	155	−
B.2	DEM	1.0	150	$1.65306\times {10}^8$	155	−
B.3	DEM	1.0	1500	$1.65306\times {10}^8$	155	−
B.4	DEM	1.0	15,000	$1.65306\times {10}^8$	155	−
C.1	DEM	1.5	15	$7.34695\times {10}^7$	235	−
C.2	DEM	1.5	150	$7.34695\times {10}^7$	235	−
C.3	DEM	1.5	1500	$7.34695\times {10}^7$	235	−
C.4	DEM	1.5	15,000	$7.34695\times {10}^7$	235	−
D.1	CFD–DEM	0.75	15,000	$2.9387\times {10}^8$	−	50
D.2	CFD–DEM	1.5	15,000	$7.34695\times {10}^7$	−	50

The last two columns represent the final dimensionless time for the 2D and 3D microchannels