| 间壁塔萃取精馏制取植物油抽提溶剂的研究 |
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| 引用本文： | 程振华,李文涛,戴海林,陈平文,刘元直.间壁塔萃取精馏制取植物油抽提溶剂的研究[J].现代化工,2011(7):83-85,87. |
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| 作者姓名： | 程振华 李文涛 戴海林 陈平文 刘元直 |
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| 作者单位： | 1. 中国石油大学化学化工学院,山东,东营,257061;中原油田分公司天然气处理厂,河南,濮阳,457162
2. 中原油田分公司天然气处理厂,河南,濮阳,457162 |
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| 摘 要： | 针对植物油抽提溶剂萃取精馏系统存在的萃取剂结焦问题展开研究,分析了萃取剂结焦的原因,提出了间壁塔萃取精馏制取植物油抽提溶剂的思路,并应用工艺模拟软件对比了间壁塔萃取精馏工艺和常规精馏工艺。模拟结果表明,间壁塔主塔合适的理论塔板数为30,侧线塔塔板数为10,剂油比为1.1(体积比),侧线采出位置为第27块板。与常规两塔精馏相比,再沸器热负荷降低约10%,冷凝器热负荷降低15%,且设备投资也有所减少。
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| 关 键 词： | 间壁塔 萃取精馏 植物油抽提溶剂 |
Preparation of solvents for extraction of vegetable oils using dividing wall extractive distillation column |
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| CHENG Zhen-hua,LI Wen-tao,DAI Hai-lin,CHEN Ping-wen,LIU Yuan-zhi.Preparation of solvents for extraction of vegetable oils using dividing wall extractive distillation column[J].Modern Chemical Industry,2011(7):83-85,87. |
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| Authors: | CHENG Zhen-hua LI Wen-tao DAI Hai-lin CHEN Ping-wen LIU Yuan-zhi |
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| Affiliation: | CHENG Zhen-hua1,2,LI Wen-tao2,DAI Hai-lin2,CHEN Ping-wen2,LIU Yuan-zhi2(1.College of Chemistry and Chemical Engineering,China University of Petroleum,Dongying 257061,China,2.Natural Gas Processing Plant of Zhongyuan oilfield,Puyang 457162,China) |
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| Abstract: | The coking problems of the solvents for extraction of vegetable oils in the extractive distillation process have been studied.The reason caused coking of the solvents is analyzed.The method using dividing wall extractive distillation column to produce solvents for extraction of vegetable oils is proposed.The process simulation software is applied to compare the dividing wall extractive distillation columns with the traditional distillation ones.The simulation results show that,the optimum operating paramete... |
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| Keywords: | dividing wall column extraction distillation extractant for vegetable oils extraction |
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