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author:

郑炳云 (郑炳云.) [1] | 傅明连 (傅明连.) [2] | 董声雄 (董声雄.) [3]

Indexed by:

CQVIP

Abstract:

采用模拟的二甲基甲酰胺(DMF)与三氯甲烷(CHCl3)混合液(DMF质量分数为47%),通过精馏塔进行分离.当进料量为2L·h-1时,得出最佳的操作条件如下:进料状态为泡点进料,加料位置为第七块塔板进料,回流比为4.最终结果为:理论塔板数为4.5块,塔板效率为37.5%,塔顶产品DMF质量分数低于0.01%.塔底产品DMF质量分数达到96.03%.该新方法与传统的直接精馏法相比既能减少精馏能耗,又能回收利用DMF.还可使萃取剂CHCl3重复使用,对环境友好不造成污染.

Keyword:

DMF废水 三氯甲烷 精馏

Community:

  • [ 1 ] [郑炳云]莆田学院
  • [ 2 ] [傅明连]莆田学院
  • [ 3 ] [董声雄]福州大学

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Source :

莆田学院学报

ISSN: 1672-4143

CN: 35-1261/Z

Year: 2009

Issue: 2

Volume: 16

Page: 79-82

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count: -1

Chinese Cited Count:

30 Days PV: 2

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