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Table 10 Result of exergy analysis [onion] 2nd day

From: Potential assessment and experimental analysis of solar vegetable dryer: in case of northern Ethiopia

Time (s) \({\text{Ex}}_{\text{dco}}\) (KJ/kg) \({\text{Ex}}_{\text{dci}}\) (KJ/Kg) \({\text{Ex}}_{\text{loss}}\) (KJ/Kg) \({\text{Ex}}_{\text{out}}\) (w) \({\text{Ex}}_{\text{rad}}\) (w) \(\eta_{{{\text{Ex}}.{\text{solar}}}}\)  % \(\eta_{{{\text{Ex}}.{\text{do}}}}\) (%) \(\eta_{{{\text{Ex}}.{\text{net}}}}\) (%) Ta (°C) Tdco (°C) Tdci (°C) \(\bar{c}_{p}\)(KJ/kg K)
0 0.291 0.329 0.038 301.8 86.94 24.1 37.4 38.3 1.0052 1.0053
3600 0.170 0.233 0.063 96.64 190.8 50.6 62.94 31.8 27.7 37.9 39.7 1.0053 1.0054
7200 0.184 0.254 0.070 128.3 237.0 54.1 61.95 33.5 27.8 38.4 40.3 1.0054 1.0054
10,800 0.226 0.325 0.099 210.5 293.3 71.7 56.19 40.3 28.3 40.1 43.2 1.00543 1.0056
14,400 0.335 0.482 0.147 250.0 274.9 90.9 56.12 51.0 29.1 43.5 46.5 1.00553 1.0057
18,000 0.312 0.411 0.099 230.4 251.7 91.5 68.27 62.5 30.1 43.9 47.8 1.0056 1.0057
21,600 0.280 0.281 0.001 212.2 244.3 86.8 96.64 83.8 31.3 44.5 48.7 1.0056 1.0058
25,200 0.361 0.531 0.170 180.4 217.6 82.8 53.91 44.6 31.7 46.7 50.1 1.0057 1.0058
28,800 0.469 0.562 0.093 172.8 251.5 68.7 80.22 55.1 29.1 46.2 47.9 1.00564 1.0057
32,400 0.184 0.231 0.047 123.8 179.2 69.1 74.45 51.4 27.5 38.1 41.9 1.00535 1.0055
36,000 0.265 0.346 0.081 202.7 266.3 76.1 69.43 52.8 24.5 37.2 39.1 1.0052 1.0053
39,600 0.231 0.357 0.125 233.4 292.3 79.8 45.45 36.3 23.5 35.2 38.3 1.0051 1.0053