Journal of Liaoning Petrochemical University

Journal of Liaoning Petrochemical University ›› 2006, Vol. 26 ›› Issue (1): 22-25.

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Non -Hydro -Dewaxing Technology of Hy drocracking Tail Oil

  

  1. School of Petrochemical Technology , Liaoning University of Petroleum & Chemical Technology ,
    Fushun Liaoning 113001 , P .R .China
  • Received:2005-10-11 Published:2006-01-25 Online:2006-01-25

加氢尾油的非临氢降凝工艺

石薇薇, 曹祖宾, 王蓉辉, 张 颖, 李丹东   

  1. 辽宁石油化工大学石油化工学院, 辽宁抚顺113001
  • 作者简介:石薇薇(1980 -), 女, 辽宁大连市, 在读硕士。

Abstract:

        Using hydrocracking tail oil as feed stock, the pilot -scale experiment was done on FS -J1 fixed catalytic bed reaction apparatus with self -made FL -J non -hydro -dewaxing catalyst .The catalytic performance , production distribution and product property were studied under the temperature of 340 ~ 400 ℃ and space velocity of 2 ~ 5 h -1.The results show that production distribution is good, the solidification point of diesel fuel reaches -29 ℃, and the solidification point of lubricating oil reaches -16℃ when reaction temperature is 400 ℃, reaction space velocity is 2 h-1 at normal pressure and without hydrogen .The catalysts are treated by steam after 4 .5 ×103 hours, the activity of catalyst is partly reactivated , the reaction temperature is reduced about 20 ℃. FL-J no n-hydro -dewaxing catalyst has good application foreground.

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Key words: Non -hydro -dewaxing ,  Catalyst,  Solidification point ,  Hydrocracking tail oil

摘要:      以加氢尾油为原料, 在FS -J1 固定床催化反应器上利用自制的FL -J 型非临氢降凝催化剂进行中试实验。在温度为340~ 400 ℃, 空速为2 ~ 5 h-1的条件下, 考察了催化剂的使用性能, 以及产品分布和产品质量。结果表明, 在常压、非临氢反应条件下, 当温度为400 ℃、空速为2 h -1时, 得到较好的产品分布, 柴油的凝点为-29℃, 润滑油的凝点为-16 ℃。催化剂运转4 .5 ×103 h 进行水蒸气气提, 能使催化剂活性部分得到恢复, 反应温度可降低20 ℃左右。FL -J 型非临氢降凝催化剂具有良好的应用前景

关键词:  非临氢降凝,  催化剂,  凝点,  加氢尾油

Cite this article

SHI Wei -w ei,CAO Zu -bin,et al. Non -Hydro -Dewaxing Technology of Hy drocracking Tail Oil [J]. Journal of Liaoning Petrochemical University, 2006, 26(1): 22-25.

石薇薇, 曹祖宾,等. 加氢尾油的非临氢降凝工艺[J]. 辽宁石油化工大学学报, 2006, 26(1): 22-25.

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