Components | Rate of exergy destruction | Cost rate of exergy destruction | Cost rate of Investment | ($⁄hr) | Exergoeconomic factors | ||||||||||
(KW) | ($⁄hr) | ($⁄hr) | Base case | EEOD | PCOD | f (%) | |||||||||
Base case | EEOD | PCOD | Base case | EEOD | PCOD | Base case | EEOD | PCOD | Base case | EEOD | PCOD | ||||
HP Evaporator | 14.640 | 15.580 | 14.200 | 0.16440 | 0.17080 | 0.13400 | 8.240 | 8.273 | 10.230 | 8.404 | 8.444 | 10.360 | 98.04 | 97.98 | 98.71 |
LP Turbine | 14.270 | 16.250 | 14.320 | 0.26730 | 0.30710 | 0.19280 | 22.250 | 23.550 | 22.250 | 22.520 | 23.860 | 22.440 | 98.81 | 98.71 | 99.14 |
Preheater 2 | 8.323 | 8.780 | 8.836 | 0.11000 | 011340 | 0.09258 | 7.208 | 7.260 | 10.270 | 7.318 | 7.373 | 10.360 | 98.50 | 98.46 | 99.11 |
HP Pump 2 | 1.884 | 1.928 | 2.567 | 0.02919 | 0.02927 | 0.03147 | 6.349 | 6.338 | 7.437 | 6.378 | 6.367 | 7.469 | 99.54 | 99.54 | 99.58 |
Preheater 1 | 12.590 | 14.370 | 7.501 | 0.18450 | 0.20600 | 0.08467 | 6.831 | 6.946 | 8.588 | 7.016 | 7.152 | 8.673 | 97.37 | 97.12 | 99.02 |
LP Evaporator | 11.470 | 11.840 | 9.752 | 0.12020 | 0.12120 | 0.08335 | 6.024 | 5.976 | 7.036 | 6.144 | 6.098 | 7.120 | 98.04 | 98.01 | 98.83 |
HP Turbine | 6.229 | 6.636 | 9.138 | 0.07441 | 0.07745 | 0.09285 | 14.940 | 15.470 | 18.400 | 15.010 | 15.540 | 18.500 | 99.50 | 99.50 | 99.50 |
LP Pump 1 | 1.637 | 1.700 | 1.478 | 0.03096 | 0.03242 | 0.02011 | 4.003 | 3.888 | 3.683 | 4.034 | 3.920 | 3.703 | 99.23 | 99.17 | 99.46 |
Superheater | 0.456 | 0.469 | 0.520 | 0.00534 | 0.00536 | 0.00518 | 3.963 | 3.956 | 3.881 | 3.968 | 3.962 | 3.886 | 99.87 | 99.86 | 99.87 |
Condenser | 39.110 | 24.910 | 35.070 | 0.32640 | 0.20960 | 0.25110 | 7.139 | 8.880 | 8.392 | 7.465 | 9.090 | 8.643 | 95.63 | 97.69 | 97.09 |
Total | 110.609 | 102.463 | 103.382 | 1.313 | 1.273 | 0.988 | 86.950 | 90.530 | 100.20 | 88.260 | 91.810 | 101.20 | 98.45 | 98.61 | 99.03 |