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直馏柴油非临氢降凝研究

Yi SONG, Yi CUI,Yan SHI, Yu-chun ZHAI

Shiyou Huagong Gaodeng Xuexiao Xuebao/Journal of Petrochemical Universities(2011)

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Abstract
采用水合法制备非临氢降凝催化剂FC-DB,以抚顺石化公司石油二厂直馏柴油为原料评价其使用性能,考察反应温度与空速对柴油收率及凝点的影响,采用多元二次回归方程确定柴油收率及凝点与操作条件的关系,用优化的方法确定出适宜的操作条件。结果表明,在反应温度310℃,空速1.0h-1的条件下,柴油收率为94.61%,凝点从22℃下降到-20℃,下降幅度为42℃。对该操作条件下得到的油品进行性质分析,结果表明,直馏柴油经非临氢降凝后满足产品质量要求。
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Key words
Dewax,Non-hydrogen,Straight-run diesel oil
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