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CHAPTER3:HEAT PU1v1P SIMULATIONMODEL 74 T_ev (K) Tgc_ou t(K) P dis (!cPa) 7500 7500 9000 12000 12000 12000 12000 13000 13000 P suc P_suc_ . (kPa) err mass flow 0.3216 0.3216 0.3099 0.2234 0.2234 0.2234 0.2234 0.1758 0.1758 m_dote rr 0.68 0.92 1.34 20.61 21.25 20.95 9.48 35.58 35.63 i Qe (kW) 67.63 57.47 45.2 i 48.26 • 42.83 • 36.66 33.1 38.12 33.98 Qe_err 0.54 0.74 1.09 20.49 21.12 20.82 9.32 • 35.50 35.52 10.57 12.01 10.37 10.37 10.99 ! 12.29 10.22 i 10.22 11.21 2.62 1.974 3.53 1.563 0.29 • 3.267 0.29 ! 2.887 1.87 2.251 3.98 1.808 2.67 3.925 2.67 3.454 4.19 2.604 2.35 7.99 0.657 • 0.6499 0.08 0.02 i 4.54 • I I i 12.98 • 12.98 • 13.69 21.95 • 21.95 21.95 . 21.95 21.82 o~ 283 283 283 283 283 283 283 • 283 • 283 298 4485 0.36 4485 0.36 4485 0.36 4485 0.36 4485 0.36 4485 0.36 4485 0.36 4485 0.36 4485 • 0.36 ! 308 ! 288 ! P(kW) •P err COP 9.896 0.04 2.872 I 9.896 0.04 • 2.547 COP err Qh_er r Tcom pout 263 263 263 Tihx_o ut 391.3 391.3 412.1 I eta_er etac r i 0.657 0.67 15.05 1.63 1.665 0.6794 • 0.6189 0.7107 ! 0.7107 0.7149 i 1.87 0.5373 5.87 11.23 11.23 12.9 • 13.69 13.69 14.56 10.79 10.79 12.86 13.58 7.95 4.917 7.95 4.289 8.51 3.114 8.12 • 3.799 8.12 0.6639 • 0.6639 0.6856 0.6804 0.6804 0.6226 0.6703 0.6703 0.7028 0.6901 0.6901 • I I I 9.05 8.57 • 9.61 I 4.95 I 5.00 i 7.79 16.291 15.69 17.90 i 5.23 i 4.72 5.21 20.14 28.22 27.90 ! 30.30 18.24 17.31 17.73 34.80 14.00 13.93 I 13.58 13.58 13.58 9.147 9.147 21.82 17.46 46.79 1. 4.87 50.58 18.1 4.38 4 18.56 4.89 ! 288 39~901 11.22 12.09 12.09 12.09 12.09 11.08 11.08 23.67 32.46 32.46 • 32.46 32.46 43.18 43.18 40.78 18.13 19.77 37.77 6.49 27.31 74.38 0.47 27.06 • 64.21 0.68 29.72 54.2 1.02 17.79 57¥si 20.45 16.90 52.3 21.06 17.35 46.19 20.74 34.41 42.63 9.24 13.61 46.32 35.45 13.57 42.18 35.47 288 391.9 293 337.3 293 I 337.3 293 I 352.1 293 379.2 293 379.2 293 379.2 293 379.2 293 389.2 293 389.2 • i I 901 0.7375 0.7375 0.8029 0.7882 0.7882 0.7882 0.7882 0.7402 0.7402 11.76 3.422 2.282 5.951 5.165 3.64 3.725 3.387 3.003 2.781 8.131 7.02 4.832 4.78 4.331 3.821 3.527 4.181 3.807 288 • 298 i 298 • 308 I 313 288 Table 3.5 cont.: Results after implementation of equations into EES and the errors compared to known variables. A Techno-Economical Aoalysis of a COl Heat Pump. School of Mechanical Engineering, North-West University • • I • i • • • • I i i 448.3 268 380 2 398.1 268 428.3 273 367.5 273 367.5 273 • 385.5 273 • 441.2 283 354 283 354 283 371 283 382 283 382 283 406.4 288 346.1 288 346.1 288 362.3 288 391.9 288 391.9 0.576 0.6688 0.65 Qh I 28.42 • 0.30 20.87 4.27 18.78 0.18 33.88 0.09 0.00 29.94 0.30 0.13 24.74 1.71 5.12 22.22 n !=i1 1.45 40.11 1.26 1.17 35.3 1.51 1.52 • 29.21 2.67 6.09 25.0 . 3 8.42 5;5.2 3 7.98 48.15 0.64 9.19 40.18 4.51 52.01 3.97 4.58 46.86 3.88 7.49 • 33.21 5.20 15.58 64.24 15.01 55.76 O. 0.21 0.31 25.21 0.36 0.24 • 263 268 ! 380 0.6688 0.39 0.47 5.38 ! 1.92 1.62PDF Image | CO2 HEAT PUMP Analysis
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CO2 Organic Rankine Cycle Experimenter Platform The supercritical CO2 phase change system is both a heat pump and organic rankine cycle which can be used for those purposes and as a supercritical extractor for advanced subcritical and supercritical extraction technology. Uses include producing nanoparticles, precious metal CO2 extraction, lithium battery recycling, and other applications... More Info
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