441
Fig. 8 Preliminary results of the effect of the channel design on the velocity contours and velocity
vector profiles in the microchannel reactor
Table 2 Effect of different channel designs on the dead zone % in the reactor
Inlet design
Channel design (%)
S
1
2
3
4
5
6
7
8
9
Straight inlet
24.7
16.3
11.9
19.0
9.9
8.4
6.9
8.2
7.4
6.4
T-inlet
22.1
13.7
9.7
17.0
10.6
8.0
6.6
6.2
8.8
8.6
V-inlet
22.8
16.6
11.4
16.4
10.7
8.9
6.2
6.6
9.1
6.8
Table 3 Effect of different channel designs on the quality index factor in the reactor
Inlet design
Channel design
S
1
2
3
4
5
6
7
8
9
Straight inlet 0.6
0.48
0.318 0.456 0.288 0.24 0.23 0.16 0.2
0.22
T-inlet
0.35 0.252 0.168 0.294 0.137 0.11 0.09 0.14 0.1
0.1
V-inlet
0.28 0.21
0.101 0.204 0.132 0.12 0.08 0.09 0.12 0.09
Table 4 Effect of different channel designs on the cooling requirement (J) in the reactor
Inlet design
Channel design
S
1
2
3
4
5
6
7
8
9
Straight inlet
6.97
7.32
4.36
6.45
5.23
8.19
12.7
8.02
13.4
17.4
T-inlet
4.7
4.7
4.54
4.2
8.23
7.9
11.3
8.9
10.8
16.8
V-inlet
6.2
7.61
4.96
6.2
6.71
6.73
12.2
6.9
12.9
17.7
Fischer-Tropsch Synthesis in Silicon and 3D Printed Stainless Steel Microchannel…