Table 2 Comparison of present results on mixing index with those of previous studies
From: Parametric investigation on mixing in a micromixer with two-layer crossing channels
Sr. no | Investigators | Geometrical shapes | Design parameter | Hydraulic Dia. (mm) | Reynolds number | Mixing length (mm) | Mixing index (Mo) variations in the tested range |
|---|---|---|---|---|---|---|---|
1 | Ansari and Kim (2009) | 3D serpentine | straight channel length to the channel width (s/d) | 0.15 | 1.0 | 12 | 0.23–0.25 |
2 | Hossain and Kim (2014) | Unbalanced three split and recombine | rhombic angle (θ) | 0.15 | 0.1 | 4.0 | 0.23–0.31 |
3 | Hossain and Kim (2015) | 3D serpentine split and recombine | sub-channel width to the main channel width (w/W) | 0.13 | 0.1 | 2.1 | 0.42–0.43 |
4 | Alam and Kim (2012) | Curved microchannel with rectangular grooves | groove depth to the main channel width (d/W) | 0.1 | 0.5 | 2.66 | 0.20–0.21 |
5 | Present study | Two-layer crossing microchannels | channels depth to the main channel width (D/H) | 0.2 | 0.2 | 7.2 | 0.89–0.99 |