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Table 4.2 Summary of PSA cycle experimental results Temp Exp Feed CO2 Conc. PL R.R. CO2 Conc HR CO2 HP N2 LP [°C] E-1 E-2 E-3 E-4 E-5 E-6 E-7 E-8 E-9 E-10 E-11 E-12 E-13 E-14 E-15 E-16 E-17 E-18 E-19 E-20 [%] [kPa] [%] [%] 16.00 5.02 2.0 85.09 16.05 5.01 3.0 78.67 16.05 5.12 4.0 75.07 16.00 7.01 3.0 80.17 16.00 6.94 4.0 80.23 16.00 10.28 4.0 77.12 14.59 5.02 2.0 85.39 14.59 7.18 3.0 82.79 14.59 6.97 4.0 78.23 14.59 9.96 4.0 79.24 10.04 5.06 3.0 73.19 10.04 5.06 5.0 66.76 16.00 5.02 3.0 81.29 16.00 5.04 2.0 85.67 14.59 5.03 3.0 80.51 14.59 5.14 2.0 90.43 15.99 5.50 3.0 83.58 15.99 4.97 2.0 87.73 14.59 4.99 3.0 90.43 14.59 5.04 2.0 80.85 %%%% 70 100 25 Pur Rec Pur 96.83 91.68 98.70 95.43 90.81 98.48 96.54 94.06 98.48 94.44 82.32 96.40 95.93 87.16 98.25 93.68 70.39 94.50 95.57 88.34 98.04 93.43 81.74 97.17 94.01 84.22 97.59 91.04 71.26 95.43 86.79 90.62 99.16 86.46 97.01 99.53 97.61 93.17 98.64 97.47 89.58 98.16 91.23 89.76 91.23 94.27 89.01 97.89 96.05 91.66 98.27 96.81 91.68 98.44 94.23 92.70 97.89 93.93 87.62 98.58 Rec 98.35 96.52 96.28 96.82 98.18 97.80 96.34 96.67 96.20 96.34 96.54 96.52 97.62 98.23 89.76 97.17 97.83 97.98 95.43 95.30 For a constant feed throughput, total moles entering the system is the more moles of CO2 is desorbed during the CnD step for a lower PL and removed as a heavy product during the CnD step, which in turn will hamper the progression of the higher concentration wave front through the bed. Despite a higher concentration wave front not penetrating deeper into the bed during the HR step for experiments with lower PL compared to an experiment with higher PL, a large CO2 purity in the heavy product can be obtained provided a deeper vacuum is pulled in the beds. 26 same. As a result, ifPDF Image | Development of a Pressure Swing Adsorption (PSA) Cycle for CO2 Capture
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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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