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Table 4 Taguchi L16 experimental plan with corresponding temperature drop in air and S/N ratios
Experimental no. | Factor A | Factor B | Factor C | Factor D | Outlet air temperature (K) | Temperature drop (response) | SNR | Heat transfer rate (Watt) (response) | SNR |
|---|---|---|---|---|---|---|---|---|---|
1 | 0.10 | 30 | 2 | 307.35 | 300.53 | 6.82 | 16.67 | 129.13 | 42.22 |
2 | 0.10 | 40 | 3 | 311.35 | 300.70 | 10.65 | 20.54 | 302.47 | 49.61 |
3 | 0.10 | 50 | 4 | 315.35 | 301.08 | 14.27 | 23.08 | 540.38 | 54.65 |
4 | 0.10 | 60 | 5 | 319.35 | 301.15 | 18.20 | 25.20 | 861.51 | 58.70 |
5 | 0.15 | 30 | 3 | 315.35 | 304.84 | 10.51 | 20.43 | 671.62 | 56.54 |
6 | 0.15 | 40 | 2 | 319.35 | 302.90 | 16.45 | 24.32 | 700.80 | 56.91 |
7 | 0.15 | 50 | 5 | 307.35 | 301.91 | 5.43 | 14.69 | 579.39 | 55.25 |
8 | 0.15 | 60 | 4 | 311.35 | 301.58 | 9.77 | 19.79 | 832.44 | 58.40 |
9 | 0.20 | 30 | 4 | 319.35 | 310.72 | 8.62 | 18.71 | 1307.22 | 62.32 |
10 | 0.20 | 40 | 5 | 315.35 | 307.43 | 7.92 | 17.97 | 1505.27 | 63.55 |
11 | 0.20 | 50 | 2 | 311.35 | 301.98 | 9.37 | 19.43 | 715.71 | 57.09 |
12 | 0.20 | 60 | 3 | 307.35 | 301.52 | 5.83 | 15.31 | 664.59 | 56.45 |
13 | 0.25 | 30 | 5 | 311.35 | 307.60 | 3.75 | 11.48 | 1109.43 | 60.90 |
14 | 0.25 | 40 | 4 | 307.35 | 303.98 | 3.37 | 10.55 | 797.60 | 58.03 |
15 | 0.25 | 50 | 3 | 319.35 | 306.94 | 12.44 | 21.89 | 2202.88 | 66.86 |
16 | 0.25 | 60 | 2 | 315.35 | 302.87 | 12.48 | 21.92 | 1476.87 | 63.38 |