不同季铵盐作用下的CO2水合物相平衡
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门文欣,彭庆收,桂霞
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Phase equilibrium of CO2 hydrate in the presence of four different quaternary ammonium salts
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Wenxin MEN,Qingshou PENG,Xia GUI
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表2 促进剂作用下CO2水合物相平衡条件
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Table 2 Phase equilibrium condition of CO2 hydrate under additive action
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促进剂 | 5%(质量) | 7%(质量) | 10%(质量) | 12%(质量) | 15%(质量) |
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Ted/K | Ped/MPa | ΔTave/K | Ted/K | Ped/MPa | ΔTave/K | Ted/K | Ped/MPa | ΔTave/K | Ted/K | Ped/MPa | ΔTave/K | Ted/K | Ped/MPa | ΔTave/K |
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TBAF | 284.25 | 0.44 | 11.00 | 285.35 | 0.65 | 11.65 | 286.35 | 0.86 | 12.95 | 286.85 | 0.8 | 13.40 | 287.35 | 0.74 | 13.65 | 287.55 | 1.34 | 287.95 | 1.38 | 288.25 | 1.41 | 289.05 | 1.38 | 289.75 | 1.35 | 288.75 | 1.95 | 289.05 | 1.92 | 289.35 | 1.9 | 290.35 | 1.98 | 291.35 | 2.06 | 289.45 | 2.46 | 289.85 | 2.46 | 290.25 | 2.46 | 291.25 | 2.56 | 292.25 | 2.63 | 289.85 | 2.76 | 290.55 | 2.92 | 291.25 | 3.03 | 292.85 | 3.35 | 294.35 | 3.68 | 290.75 | 3.45 | 291.45 | 3.51 | 292.15 | 3.57 | 293.35 | 3.67 | | | TBAC | 273.35 | 0.78 | 2.20 | 277.85 | 0.92 | 4.35 | 281.75 | 1.07 | 6.95 | 281.35 | 0.71 | 7.85 | 280.95 | 0.35 | 8.15 | 276.65 | 1.29 | 280.05 | 1.38 | 282.85 | 1.46 | 282.95 | 1.06 | 282.95 | 0.65 | 278.65 | 1.75 | 281.45 | 1.8 | 283.65 | 1.86 | 283.85 | 1.43 | 284.05 | 1.01 | 280.55 | 2.12 | 283.05 | 2.29 | 284.85 | 2.46 | 285.15 | 2.12 | 285.45 | 1.74 | 281.75 | 2.48 | 284.15 | 2.87 | 285.65 | 3.25 | 286.15 | 2.88 | 286.65 | 2.51 | 282.75 | 2.91 | 285.05 | 3.41 | 286.75 | 3.91 | 287.15 | 3.58 | 287.45 | 3.25 | 283.65 | 3.36 | 286.15 | 3.97 | | | 288.05 | 4.28 | 288.65 | 4.19 | TBAB | 279.45 | 0.42 | 6.35 | 281.05 | 0.57 | 7.45 | 282.05 | 0.36 | 9.60 | 283.55 | 0.43 | 9.85 | 283.05 | 0.49 | 10.30 | 281.45 | 0.71 | 282.45 | 0.81 | 284.85 | 0.84 | 284.65 | 0.66 | 284.45 | 0.86 | 282.75 | 1.31 | 284.45 | 1.31 | 285.35 | 1.03 | 285.55 | 0.98 | 285.75 | 1.16 | 284.05 | 1.73 | 285.65 | 1.62 | 286.45 | 1.52 | 286.55 | 1.42 | 286.65 | 1.52 | 284.45 | 1.98 | 286.55 | 2.36 | 287.05 | 2.03 | 287.45 | 2.07 | 287.75 | 2.12 | 285.45 | 2.45 | 287.15 | 2.67 | 287.65 | 2.61 | 288.15 | 2.62 | 288.35 | 2.53 | 286.05 | 2.91 | 287.55 | 3.08 | 288.35 | 3.25 | 288.75 | 3.23 | 289.05 | 3.12 | 286.75 | 3.57 | 287.95 | 3.54 | 288.85 | 3.87 | 289.15 | 3.7 | 289.45 | 3.53 | 287.05 | 4.07 | 288.25 | 3.82 | 289.45 | 4.32 | 289.55 | 4.22 | 289.85 | 4.12 | 287.25 | 4.23 | 288.75 | 4.36 | | | | | | | TEBAC | 272.75 | 1.13 | 0.25 | 273.85 | 1.23 | 0.55 | 274.95 | 1.33 | 0.75 | 274.25 | 1.22 | 0.95 | 273.45 | 1.07 | 1.15 | 276.25 | 1.75 | 276.45 | 1.74 | 276.65 | 1.73 | 276.15 | 1.65 | 275.65 | 1.57 | 278.35 | 2.24 | 278.45 | 2.14 | 278.45 | 2.04 | 278.25 | 1.98 | 278.05 | 1.92 | 279.45 | 2.75 | 279.95 | 2.68 | 280.35 | 2.62 | 280.25 | 2.48 | 279.65 | 2.34 | 280.65 | 3.09 | 281.05 | 3.02 | 281.35 | 2.95 | 281.35 | 2.91 | 281.45 | 2.86 | 281.75 | 3.65 | 281.75 | 3.46 | 281.75 | 3.26 | 282.25 | 3.3 | 282.75 | 3.34 | 282.85 | 4.03 | 283.25 | 3.93 | 283.55 | 3.83 | 283.75 | 3.79 | 283.85 | 3.74 | | | | | | | | | 285.35 | 4.26 |
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