S operation AS-0141 Technical Information charges linked with.Energies 2021, 14,10 ofelectricity demand. Nonetheless, a rational
S operation expenses associated with.Energies 2021, 14,ten ofelectricity demand. However, a rational evaluation of your heat transfer region keeps the D-Fructose-6-phosphate disodium salt Autophagy investment costs within acceptable values. The total price, composed of operation and investment costs, ought to be (ideally) minimum. three. Outcomes and Discussions Model validation was carried out considering the certain exergy at every single point plus the differences had been evaluated as shown in Table three. Since added points had been viewed as herein compared to [20], numeration was adjusted, and a few points have no value.Table 3. Model validation.Point 0 1 2 three 4 five 6 7 eight 9 ten 11 12 13 e [20] [kJ/kg] 574.six 573.eight 733.1 942.5 910.four 283.two 324.four 324.9 324.9 353.0 276.four 204.1 324.9 208.9 e This Function [kJ/kg] 575.5 578.7 732.7 941.7 941.four 179.six 326.4 326.eight 326.eight 354.9 279.9 205.7 326.8 210.7 e [ ] 0.16 0.85 -0.05 -0.09 three.29 -57.71 0.61 0.59 0.59 0.53 1.25 0.76 0.59 0.85 Point 14 15 16 17 18 19 20 21 22 23 24 25 26 35 e [20] [kJ/kg] 205.three 167.8 156.7 183.3 174.9 242.4 227.0 291.3 278.1 335.1 223.4 75.0 2.4 973.two e This Function [kJ/kg] 207.0 169.1 158.0 184.7 176.2 243.7 228.five 292.9 279.8 337.0 141.9 49.5 2.six 1013.0 e [ ] 0.84 0.75 0.84 0.75 0.75 0.55 0.64 0.55 0.61 0.55 -57.44 -51.64 8.47 three.The distinction of certain exergy modifications from -0.09 to 1.25 . On the other hand, at point four, the difference increases to three.29 . At this point, the mixture of organic gas is liquid, except for nitrogen, that is gaseous. Points 5, 24, 25, and 26 refer to gaseous pure nitrogen and also the differences are highest, altering from eight.47 to -57.71 . The evaluation of specific exergy of pure nitrogen could have had difficulties, or there are other elements at these points, which are not explained by [20]. The LNG at point 35 features a slight distinction of 3.93 . Regardless of the higher variations obtained for pure nitrogen, the distinct exergy evaluation of the model presented fantastic accuracy. The initial situations of mass flow, pressure, and temperature comply with [20]. Table 4 lists the temperature, stress, mass flow price, exergy price, specific cost, and price rates.Table four. Thermodynamic, exergy, and exergoeconomic performance information. Point 0 1 two 3 4 5 six 7 eight 9 ten 11 12 13 14 T [ C] 35.00 -8.15 -87.14 -155.00 -157.40 -157.40 40.00 -8.15 -8.15 -87.14 -156.50 -86.44 -8.15 -100.60 -94.99 P [bar] 60.00 59.50 59.00 58.50 two.53 two.53 40.02 39.52 39.52 39.02 7.55 7.30 39.52 six.95 6.95 m [kg/h] 461.eight 461.8 461.eight 461.8 461.eight 26.1 4457.0 4457.0 1824.0 1824.0 1824.0 1824.0 2633.0 2633.0 4457..E [kW] 73.82 74.31 91.58 128.00 124.00 1.36 388.60 389.40 157.40 172.20 138.70 98.97 232.00 150.00 246..c [US /GJ] three.01 235.70 277.80 281.00 281.00 281.00 263.70 235.70 235.70 251.60 251.60 251.60 235.70 235.70 244.C [US /h] 0.80 62.98 93.98 129.50 125.40 1.38 383.60 343.30 140.50 162.90 128.50 94.42 202.80 130.70 225..Energies 2021, 14,11 ofTable four. Cont. Point 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 T [ C] P [bar] six.45 5.95 7.80 7.30 13.69 13.19 24.09 23.59 40.52 two.03 1.53 1.03 1.01 1.01 1.01 1.01 1.01 1.01 1.01 1.01 2.53 m [kg/h] 4457.0 4457.0 4457.0 4457.0 4457.0 4457.0 4457.0 4457.0 4457.0 26.1 26.1 26.1 8503.0 8503.0 14033.0 14033.0 13548.0 13548.0 12300.0 12300.0 435..E [kW] 201.40 188.30 219.80 209.80 290.20 272.00 348.70 333.ten 401.20 1.03 0.36 0.02 0.00 0.85 0.00 three.81 0.00 three.68 0.00 3.34 122.60 63.57 28.65 92..c [US /GJ] 244.00 235.70 272.60 272.60 266.60 266.60 263.20 263.20 263.70 281.00 281.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 283.00.
