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- DMF法DMF
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- 计算结果表明 ,DMF法再沸器和冷凝器能耗分别比ACN法降低 33.7%和 2 2 .7% ,选择DMF法萃取精馏分离丁烷 /丁烯效果较好。The comparison result shows that the energy consumption of the reboiler and the condenser used in the DMF method is 33.7%25 and 22.7%25 lower than that of the ACN method. The selection of the DMF method for separating butane and butene by extractive distillation is recommended.
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