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Akademický článek

Synthesis of micron-particle-size HZSM-5 zeolite with different Si/Al ratio and its catalytic activity for toluene methanol alkylation reaction

Autor: Pan Xu, Huang Xin, Wang Ruizhuang, Zhang Haiyong, Wei Hui, Xu Deping, Liu Yi

Publikováno v: 矿业科学学报, Vol 8, Iss 6, Pp 847-855 (2023)

HZSM-5 molecular sieve is one of the commonly used catalysts for the alkylation of toluene with methanol to para-xylene (PX). This study introduces a one-step method to directly prepare microscale HZSM-5 catalysts with suitable pore structure and aci

Externí odkaz: https://doaj.org/article/2b6f4aebd9384008b890fc918aac2424

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Akademický článek

Numerical analysis and research on coal pyrolysis characteristics in BGL gasification process

Autor: Zhang Lihe, Xu Deping, Xu Zhengang, Wang Yonggang

Publikováno v: 矿业科学学报, Vol 8, Iss 2, Pp 232-241 (2023)

Research on the patterns of the internal temperature change and volatile analysis on the law of coal particle pyrolysis are essential to optimizing the furnace structure and operating parameters, while further improves the economy of BGL coal gasific

Externí odkaz: https://doaj.org/article/1a92ceab70f84666b99c92a22f0c4685

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Akademický článek

First-principles study of properties nonmetals(C,N,S,P) doped anatase TiO2

Autor: Wang Guanyu, Guo Weijie, Liu Di, Xu Deping

Publikováno v: 矿业科学学报, Vol 5, Iss 5, Pp 584-591 (2020)

Anatase TiO2 semiconductor cell and TiO1.875X0.125(2×1×1) (X is C, N, S, P) with the replacement of O with C, N, S, P atom were produced by Materials studio software.Energy band structure, density of state(DOS) and optical properties were analysed

Externí odkaz: https://doaj.org/article/17a21bba460e4859980de6b957f0e1be

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