| 麻疯树油制备生物柴油的酯交换工艺研究 |
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| 引用本文： | 周慧,鲁厚芳,唐盛伟,梁斌.麻疯树油制备生物柴油的酯交换工艺研究[J].应用化工,2006,35(4):284-287. |
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| 作者姓名： | 周慧 鲁厚芳 唐盛伟 梁斌 |
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| 作者单位： | 四川大学化工学院,多相流传质与反应工程重点实验室,四川,成都,610065 |
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| 摘 要： | 以麻疯树油为原料,研究了生产生物柴油过程中的酯交换反应条件的影响及反应动力学。结果表明,酯交换反应的适宜操作条件为:油∶甲醇=1∶6(摩尔比),使用油重的1.3%的KOH为催化剂,在64℃下反应20 m in,甲酯收率达98%以上。在优化反应条件的基础上,研究了其动力学特征,32℃和51℃时的反应速率常数k分别为0.6627 L/(m in.mol)和0.9474 L/(m in.mol),反应的活化能约为Ea=15.46 kJ/mol。
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| 关 键 词： | 生物柴油 麻疯树油 酯交换反应 |
| 文章编号： | 1671-3206(2006)04-0284-04 |
| 收稿时间： | 2005-12-19 |
| 修稿时间： | 2005年12月19 |
Study on the trans-esterification reaction of bio-diesel with Jatropha curcas L. oil |
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| ZHOU Hui,LU Hou-fang,TANG Sheng-wei,LIANG Bin.Study on the trans-esterification reaction of bio-diesel with Jatropha curcas L. oil[J].Applied chemical industry,2006,35(4):284-287. |
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| Authors: | ZHOU Hui LU Hou-fang TANG Sheng-wei LIANG Bin |
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| Abstract: | The preparation of bio-diesel by using Jatropha curcas L.oil was investigated.The optimum condition for the trans-esterification reaction were :the mole ratio of oil to methanol was 1∶6,1.3% catalyst,the yield of product was higher than 98% after 20 min at 64℃.Moreover,the kinetics of the reaction was investigated,and the rate constants for the transesterification of Jatropha curcas L.oil is 0.6627 L/(min·mol) and 0.9474 L/(min·mol) at 32℃ and 51℃ respectively,the activation energy of reaction is Ea=15.46 kJ/mol. |
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| Keywords: | bio-diesel Jatropha curcas L oil trans-esterification |
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