Perspective on Steam Reforming of Toluene Over Mineral Supported Ni-Fe Catalysts: Essential Roles of Different Structures

2021 ◽  
Author(s):  
Yinsheng Zhang ◽  
Xuehua Zou ◽  
Haibo Liu ◽  
Ye Chen ◽  
Shiwei Dong ◽  
...  
Fuel ◽  
2020 ◽  
Vol 275 ◽  
pp. 118036 ◽  
Author(s):  
Haiyang Xu ◽  
Zhangfeng Shen ◽  
Gang Chen ◽  
Chaochuang Yin ◽  
Yanan Liu ◽  
...  

2020 ◽  
Vol 197 ◽  
pp. 106203 ◽  
Author(s):  
Atsushi Ishihara ◽  
Akira Andou ◽  
Tadanori Hashimoto ◽  
Hiroyuki Nasu

2018 ◽  
Vol 7 (3) ◽  
pp. 3111-3119 ◽  
Author(s):  
Zhen-Yi Du ◽  
Zhi-Hua Zhang ◽  
Chen Xu ◽  
Xing-Bao Wang ◽  
Wen-Ying Li

2011 ◽  
Vol 29 (9) ◽  
pp. 861-865 ◽  
Author(s):  
Qiujie SHI ◽  
Ziqing PENG ◽  
Weiqing CHEN ◽  
Ning ZHANG

2011 ◽  
Vol 378-379 ◽  
pp. 614-618 ◽  
Author(s):  
S. Thassanaprichayanont ◽  
Duangduen Atong ◽  
Viboon Sricharoenchaikul

The steam reforming of toluene as a model compound of biomass gasification tar was carried out over Mg and La oxide-promoted Ni-metal oxide/Al2O3 catalysts. Catalysts were prepared by two different methods, co- and sequential impregnation. The findings indicate that conversion of gas products was improved with the use of prepared catalysts especially on syn-gas (H2 and CO) species and the highest conversions were obtained at the reaction temperature of 800°C. LHV’s of product gas when using catalysts at 800°C were over 4 MJ/m3 and ratios of H2 to CO were between 2.49-2.77. For long term test, Carbon and hydrogen conversion to CO and H2 of the catalysts with respect to time on stream in the steam toluene reforming for 480 min were studied. La2O3+MgO+Ni/Al2O3 catalyst revealed the highest and stable conversion rate of closely 50% and 70% for CO and H2, respectively. Whisker carbon species and encapsulating carbon were found on used catalysts after reaction. The La2O3+MgO+Ni/Al2O3 catalyst showed lesser amount of whisker carbon and encapsulating carbon.


2013 ◽  
Vol 451 ◽  
pp. 160-167 ◽  
Author(s):  
Yasushi Sekine ◽  
Daiki Mukai ◽  
Yuki Murai ◽  
Satoshi Tochiya ◽  
Yoshiyuki Izutsu ◽  
...  

ACS Omega ◽  
2020 ◽  
Vol 5 (41) ◽  
pp. 26335-26346
Author(s):  
Min Lu ◽  
Zuhong Xiong ◽  
Kejing Fang ◽  
Jiqing Li ◽  
Xi Li ◽  
...  

2021 ◽  
Vol 219 ◽  
pp. 106871
Author(s):  
Shanmukapriya Jayaprakash ◽  
Nikita Dewangan ◽  
Ashok Jangam ◽  
Sibudjing Kawi

2018 ◽  
Vol 11 (03) ◽  
pp. 1850057 ◽  
Author(s):  
Reza Meshkini Far ◽  
Olena V. Ischenko ◽  
Alla G. Dyachenko ◽  
Oleksandr Bieda ◽  
Snezhana V. Gaidai ◽  
...  

Here, we report, for the first time, on the catalytic hydrogenation of CO2 to methane at atmospheric pressure. For the preparation of hydrogenation catalysts based on Ni and Fe metals, a convenient method is developed. According to this method, low-temperature reduction of the co-precipitated Ni and Fe oxides with hydrogen gives the effective and selective bimetallic Ni[Formula: see text]Fe[Formula: see text], Ni[Formula: see text]Fe[Formula: see text] and Ni[Formula: see text]Fe[Formula: see text] catalysts. At the temperature range of 300–400[Formula: see text]C, they exhibit a high efficiency of CH4 production with respect to monometallic Ni and Fe catalysts. The results imply a synergistic effect between Ni and Fe which caused the superior activity of the Ni[Formula: see text]Fe[Formula: see text] catalyst conversing [Formula: see text]% of CO2 into CH4 at 350[Formula: see text]C. To adapt the Ni–Fe catalysts in the industry, the effect of two different carriers on the efficiency of the alumina-supported Ni[Formula: see text]Fe[Formula: see text] catalyst was investigated. It is found that the Ni[Formula: see text]Fe[Formula: see text]/[Formula: see text]-Al2O3 catalyst effectively conversed CO2 giving 100% methane yield already at 275[Formula: see text]C.


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