四氢萘在两种改性Y沸石为担体的Mo—Ni催化剂上的加氢裂化

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在两种改性Y分子筛为担体的Mo-Ni催化剂上,利用连续流动微型反应装置,在320~380℃、8.5MPa的反应条件下,对四氢萘加氢裂化反应进行了研究。根据产品分布提出了四氢萘加氢裂化反应网络。用非线性参数估计法对四氢萘加氢裂化反应网络的拟一级动力学常数进行了计算。结果表明:四氢萘加氢裂化反应是复杂的平行-串联反应(包括加氢、异构、裂化)。四氢萘加氢裂化反应的关键步骤和双环化合物裂解的转化率以及单环化合物的产率与两种催化剂担体的酸性及反应温度有关。四氢萘加氢裂化反应动力学符合Langmuir-Hinshel
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