烃与DMF物系UNIFAC参数的修订和应用 |
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引用本文: | 刘家祺. 烃与DMF物系UNIFAC参数的修订和应用[J]. 化学工程, 1995, 23(1): 7-12 |
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作者姓名: | 刘家祺 |
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摘 要: | 由1,3─丁二烯/DMF和1─丁烯/DMF二元物系汽液平衡数据,修订了CH_2/DMF和C=C/DMF两对UNIFAc基团交互作用参数值,并以此关联了C_4─DMF物系的全部Wilson方程参数。经应用于丁二烯萃取精馏装置全流程模拟,证明所修订参数的准确度高,通用性强。
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关 键 词: | UNIFAC参数,Wilson参数,流程模拟,1,3─丁二烯/二甲基甲酰胺,1─丁烯/二甲基甲酰胺,C_4/二甲基甲酰胺 |
REVISION AND APPLICATION OF UNIFAC PARAMETERS FOR HYDROCARBON-DMF SYSTEM |
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Abstract: | Based on the experimental vapor-liquid equilibrium data of 1,3-butadiene-DMF and 1-butene-DMF, the UNIFAC group interaction parameters for two pairs of group including CH_2/DWF and C=C/DMF are revised. On this basis, all parameters of Wilson equation for C_4-DMF system are correlat-ed. Larger range of applicabllity and higher accuracy of the parameters are proved by simulation re-sults for a butadiene plant. |
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Keywords: | UNIFAC parameters Wilson parameters process simulation 1 3-butadiene-DMF 1-butene-DMF C_4-DMF |
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