铈离子改性Y型分子筛吸附剂对苯中噻吩动态吸附及其主要影响因素的研究

常晋豫 廖俊杰 张艳军 范利君 马琳 鲍卫仁 常丽萍

引用本文: 常晋豫, 廖俊杰, 张艳军, 范利君, 马琳, 鲍卫仁, 常丽萍. 铈离子改性Y型分子筛吸附剂对苯中噻吩动态吸附及其主要影响因素的研究[J]. 燃料化学学报, 2013, 41(9): 1092-1096. shu
Citation:  CHANG Jin-yu, LIAO Jun-jie, ZHANG Yan-jun, FAN Li-jun, MA Lin, BAO Wei-ren, CHANG Li-ping. Effect of operation parameters on adsorption of thiophene from benzene over CeY sorbent[J]. Journal of Fuel Chemistry and Technology, 2013, 41(9): 1092-1096. shu

铈离子改性Y型分子筛吸附剂对苯中噻吩动态吸附及其主要影响因素的研究

    通讯作者: 常丽萍(1964-), 女, 教授, Tel/Fax: 0351-6010482; E-mail: lpchang@tyut.edu.cn。
  • 基金项目:

    国家自然科学基金(51242003, 51372161) (51242003, 51372161)

    太原市科技局资助(110148085) (110148085)

    山西省研究生优秀创新项目(20113032) (20113032)

    山西省回国留学人员科研资助(2012-0039)。 (2012-0039)

摘要: 通过固定床吸附实验考察了吸附剂的粒径、空速与浓度及床层温度等操作参数对苯中噻吩吸附的影响。结果表明,上述因素分别通过改变内、外扩散过程的传质阻力以及其物理吸附行为来影响噻吩的脱除。最佳的参数是,吸附剂粒径为0.2~0.3 mm,空速为0.85 h-1,床层温度为室温。在此条件下,CeY吸附剂能将噻吩浓度为500 mg/L苯溶液中的噻吩完全脱除,其噻吩的穿透时间和吸附量可达400 min和4.61 mg/g以上。

English

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  • 收稿日期:  2012-11-13
  • 网络出版日期:  2013-02-11
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