水稻秸秆在亚/超临界乙醇中的液化实验研究

李润东 李秉硕 杨天华 谢迎辉

引用本文: 李润东, 李秉硕, 杨天华, 谢迎辉. 水稻秸秆在亚/超临界乙醇中的液化实验研究[J]. 燃料化学学报, 2013, 41(12): 1459-1465. shu
Citation:  LI Run-dong, LI Bing-shuo, YANG Tian-hua, XIE Ying-hui. Liquefaction of rice stalk in sub-and supercritical ethanol[J]. Journal of Fuel Chemistry and Technology, 2013, 41(12): 1459-1465. shu

水稻秸秆在亚/超临界乙醇中的液化实验研究

    通讯作者: 李润东,男,教授,主要从事固体废物污染控制与资源化利用、清洁能源理论研究与技术开发,Tel:024-89728889,E-mail:leerd@sau.edu.cn。
  • 基金项目:

    国家重点基础研究发展规划(973计划,2011CB201500);国家自然科学基金(51176130);辽宁省自然科学基金联合基金(2013024019)。 

摘要: 在间歇式高压反应釜中采用乙醇为溶剂在亚/超临界状态下对水稻秸秆进行液化实验研究,考察了反应温度、稻秆/乙醇比及停留时间对稻秆液化的影响,确定了反应温度325 ℃、稻秆与乙醇比为1.0/10.0(g/mL)、反应时间60 min为最佳液化条件。在此条件下,稻秆转化率为78.32%,液化油收率达55.03%;通过GC-MS对液化油进行分析,结果表明,生物油的主要成分是酚类和酯类,占总体的50%左右。液化油的热值为28.95 MJ/kg,运动黏度为5.63 mm2/s,水分含量为2.2%。

English

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  • 收稿日期:  2013-07-23
  • 网络出版日期:  2013-10-15
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