超临界CO2布雷顿循环余热回收系统性能分析与优化
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余廷芳,宋凌
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Performance analysis and optimization of supercritical CO2 Brayton cycle waste heat recovery system
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Ting-fang YU,Ling SONG
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| 表 10 优化后SCBC/ORC系统各状态点热力学参数结果 |
| Tab.10 Thermodynamic state point parameters for SCBC/ORC system under optimized operation conditions |
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| 状态点 | p/kPa | θ /℃ | h /(kJ·kg−1) | s/(kJ·kg−1·K−1) | e/(kJ·kg−1) | qm /(kg·s−1) | | 1 | 7400.00 | 35.00 | 402.40 | 1.66 | 200.84 | 1945.09 | | 2 | 24198.00 | 121.73 | 453.36 | 1.68 | 246.29 | 1945.09 | | 3 | 24198.00 | 281.92 | 696.46 | 2.21 | 341.30 | 2641.42 | | 4 | 24198.00 | 417.94 | 867.76 | 2.48 | 434.43 | 2641.42 | | 5 | 24198.00 | 599.85 | 1094.91 | 2.77 | 579.03 | 2641.42 | | 6 | 7400.00 | 455.03 | 932.38 | 2.80 | 409.40 | 2641.42 | | 7 | 7400.00 | 306.16 | 761.08 | 2.54 | 312.52 | 2641.42 | | 8 | 7400.00 | 147.55 | 582.06 | 2.17 | 235.75 | 1945.09 | | 9 | 7400.00 | 84.26 | 503.44 | 1.97 | 214.69 | 1945.09 | | 09 | 1500.00 | 127.76 | 505.35 | 1.86 | 61.21 | 677.22 | | 010 | 445.10 | 94.67 | 485.51 | 1.88 | 37.52 | 677.22 | | 011 | 445.10 | 58.66 | 278.39 | 1.26 | 5.40 | 677.22 | | 012 | 1500.00 | 59.37 | 279.52 | 1.26 | 6.29 | 677.22 |
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