水热体系中Na2SO4/K2SO4 溶解度的热力学计算
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张为, 周丽, 唐红峰, 李和平, 王力
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Thermodynamic Calculation of Solubility of Na2SO4/K2SO4 in Hydrothermal Fluids
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Wei Zhang, Li Zhou, Hongfeng Tang, Heping Li, Li Wang
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表4 模型计算的Na2SO4 和K2SO4 溶解度和实验结果的对比
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Table 4 Comparison between model calculated Na2SO4 and K2SO4 with experimental data
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| 温度/oC | 实验结果/（mol/kg） | 模型计算/（mol/kg） | 参考文献 | | Na2SO4 P=P sat | 60.0 | 3.15 | 3.34 | [16,27] | | 100.0 | 2.99 | 3.04 | | 120.0 | 2.95 | 2.94 | | 140.7 | 2.96 | 2.89 | | 200.7 | 3.15 | 3.16 | | K2SO4 P=P sat | 50.00 | 0.95 | 0.94 | [15] | | 80.00 | 1.23 | 1.20 | | 100.0 | 1.40 | 1.33 | | 150.0 | 1.69 | 1.57 | | 190.0 | 1.97 | 1.71 | | Na2SO4 P= 25 MPa | 50.0 | 3.53 | 3.19 | [60] | | 100.0 | 2.34 | 2.74 | | 150.0 | 2.33 | 2.53 | | 180.0 | 2.39 | 2.48 | | 200.0 | 2.41 | 2.46 | | 220.0 | 2.37 | 2.40 |
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