Hydrotreating of three kinds of coal-derived liquids and the properties of their upgraded oils

被引:0
|
作者
Sugimoto, Yoshikazu [1 ]
Ozawa, Hiroshi [1 ]
机构
[1] Institute for Energy Utilization, Inst. Adv. Indust. Sci. and Technol., Tsukuba, Ibaraki 305-8565, 1-1-1, Higashi
来源
Nihon Enerugi Gakkaishi/Journal of the Japan Institute of Energy | 2004年 / 83卷 / 03期
关键词
Cetane number; Coal-derived liquid; Hydrodenitrogenation; Hydrogenation; Ni-W/Al [!sub]2[!/sub]O[!sub]3[!/sub;
D O I
10.3775/jie.83.204
中图分类号
学科分类号
摘要
Coal-derived liquids obtained from three different coals were hydrotreated over a presulfided Ni-W/Al2O3 catalyst, and their HDN reactivities were compared with each other. The coal liquid with the lower boiling range and with lower content of nitrogen has the higher HDN reaction rate because of the smaller retarding effect of polyaromatics and ammonia. The cetane indices of the two-step hydrotreated oils were ∼ 36, which indicates that the cetane number would be < 45. Then the coal-derived oils should be mixed with conventional petroleum gas oil fractions for the economical use as a diesel fuel.
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页码:204 / 206
页数:2
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