Glycerol Dry Reforming Over Alumina-Supported Nickel Catalysts
In this paper, dry (CO2)-reforming of glycerol, a new reforming route was carried out over alumina (Al2O3)-supported non-promoted and lanthanum-promoted Ni catalysts. Both sets of catalysts were synthesized via wet co-impregnation procedure. The physicochemical characterization of the catalysts show...
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ump-38722018-02-21T03:15:41Z http://umpir.ump.edu.my/id/eprint/3872/ Glycerol Dry Reforming Over Alumina-Supported Nickel Catalysts Siew, Kah Weng Cheng, C. K. Jolius, Gimbun TP Chemical technology In this paper, dry (CO2)-reforming of glycerol, a new reforming route was carried out over alumina (Al2O3)-supported non-promoted and lanthanum-promoted Ni catalysts. Both sets of catalysts were synthesized via wet co-impregnation procedure. The physicochemical characterization of the catalysts showed that the promoted catalysts possessed smaller metal crystallite size, hence higher metal dispersion compared to the virgin Ni/Al2O3 catalyst. This was also corroborated by estimations employing the Scherrer equation. In addition, modeling of gas-solid catalyst interaction from TGA analysis showed that the Order of Reaction model gave the best result with calcination energy ranged from 138 to 141 kJ mol-1 depending on the heating ramp. Preliminary reaction studies at 1023 K showed that glycerol dry reforming successfully produced syngas (H2 and CO mixture) and the catalytic performance was stable for at least 4 h of reaction. 2013 Conference or Workshop Item PeerReviewed application/pdf en http://umpir.ump.edu.my/id/eprint/3872/2/fkksa-2013-Siew-glycerol_dry_reforming.pdf Siew, Kah Weng and Cheng, C. K. and Jolius, Gimbun (2013) Glycerol Dry Reforming Over Alumina-Supported Nickel Catalysts. In: 2nd Postgraduate Colloquium for Environmental Research 2013 (POCER 2013) , 28-29 June 2013 , Awana Hotels and Resorts, Genting Highlands, Pahang. pp. 1-2.. (Unpublished) |
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TP Chemical technology Siew, Kah Weng Cheng, C. K. Jolius, Gimbun Glycerol Dry Reforming Over Alumina-Supported Nickel Catalysts |
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In this paper, dry (CO2)-reforming of glycerol, a new reforming route was carried out over alumina (Al2O3)-supported non-promoted and lanthanum-promoted Ni catalysts. Both sets of catalysts were synthesized via wet co-impregnation procedure. The physicochemical characterization of the catalysts showed that the promoted catalysts possessed smaller metal crystallite size, hence higher metal dispersion compared to the virgin Ni/Al2O3 catalyst. This was also corroborated by estimations employing the Scherrer equation. In addition, modeling of gas-solid catalyst interaction from TGA analysis showed that the Order of Reaction model gave the best result with calcination energy ranged from 138 to 141 kJ mol-1 depending on the heating ramp. Preliminary reaction studies at 1023 K showed that glycerol dry reforming successfully produced syngas (H2 and CO mixture) and the catalytic performance was stable for at least 4 h of reaction. |
format |
Conference or Workshop Item |
author |
Siew, Kah Weng Cheng, C. K. Jolius, Gimbun |
author_facet |
Siew, Kah Weng Cheng, C. K. Jolius, Gimbun |
author_sort |
Siew, Kah Weng |
title |
Glycerol Dry Reforming Over Alumina-Supported Nickel Catalysts |
title_short |
Glycerol Dry Reforming Over Alumina-Supported Nickel Catalysts |
title_full |
Glycerol Dry Reforming Over Alumina-Supported Nickel Catalysts |
title_fullStr |
Glycerol Dry Reforming Over Alumina-Supported Nickel Catalysts |
title_full_unstemmed |
Glycerol Dry Reforming Over Alumina-Supported Nickel Catalysts |
title_sort |
glycerol dry reforming over alumina-supported nickel catalysts |
publishDate |
2013 |
url |
http://umpir.ump.edu.my/id/eprint/3872/ http://umpir.ump.edu.my/id/eprint/3872/2/fkksa-2013-Siew-glycerol_dry_reforming.pdf |
first_indexed |
2023-09-18T21:58:27Z |
last_indexed |
2023-09-18T21:58:27Z |
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1777414236671049728 |