Agglomeration of Fe/SBA-15 with clays for Fischer–Tropsch synthesis

The huge contribution of the transportation sector to GHG emissions motivates the search for a sustainable and renewable alternative to fossil fuels. Fischer–Tropsch synthesis (FTS) is a catalytic process to convert synthesis gas into hydrocarbons for the production of fuels and chemicals. However,...

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Main Authors: Agija Stanke, Valdis Kampars
Format: Article
Language:English
Published: Elsevier 2022-12-01
Series:Energy Reports
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2352484722021862
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author Agija Stanke
Valdis Kampars
author_facet Agija Stanke
Valdis Kampars
author_sort Agija Stanke
collection DOAJ
description The huge contribution of the transportation sector to GHG emissions motivates the search for a sustainable and renewable alternative to fossil fuels. Fischer–Tropsch synthesis (FTS) is a catalytic process to convert synthesis gas into hydrocarbons for the production of fuels and chemicals. However, further development of FTS catalysts is still needed in order to make the process based on renewables economically viable. In this work mesoporous Fe/SBA-15 was synthesized. Two natural clays (hectorite and kaolin) were used as catalyst binders and promoters. The agglomeration with the clays did not disrupt the mesoporous structure of Fe/SBA-15. The effect of the clay and the effect of the catalyst form (i.e. powder or granules) on the FTS performance was investigated at 280 °C and 20 bar. Comparing catalysts agglomerated with kaolin and hectorite, better performance was observed for catalysts containing kaolin. Catalysts in the form of powder showed better performance in CO converted per gram of iron than the same catalysts in the form of granules. Granular catalysts promoted the formation of gaseous products.
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spelling doaj.art-750828fdf89346719bcbaa373802367a2023-03-06T04:14:22ZengElsevierEnergy Reports2352-48472022-12-018461466Agglomeration of Fe/SBA-15 with clays for Fischer–Tropsch synthesisAgija Stanke0Valdis Kampars1Corresponding author.; Riga Technical University, Institute of Applied Chemistry, Paula Valdena 3, Riga, LV-1048, LatviaRiga Technical University, Institute of Applied Chemistry, Paula Valdena 3, Riga, LV-1048, LatviaThe huge contribution of the transportation sector to GHG emissions motivates the search for a sustainable and renewable alternative to fossil fuels. Fischer–Tropsch synthesis (FTS) is a catalytic process to convert synthesis gas into hydrocarbons for the production of fuels and chemicals. However, further development of FTS catalysts is still needed in order to make the process based on renewables economically viable. In this work mesoporous Fe/SBA-15 was synthesized. Two natural clays (hectorite and kaolin) were used as catalyst binders and promoters. The agglomeration with the clays did not disrupt the mesoporous structure of Fe/SBA-15. The effect of the clay and the effect of the catalyst form (i.e. powder or granules) on the FTS performance was investigated at 280 °C and 20 bar. Comparing catalysts agglomerated with kaolin and hectorite, better performance was observed for catalysts containing kaolin. Catalysts in the form of powder showed better performance in CO converted per gram of iron than the same catalysts in the form of granules. Granular catalysts promoted the formation of gaseous products.http://www.sciencedirect.com/science/article/pii/S2352484722021862SBA-15Iron catalystFischer–Tropsch synthesisCO
spellingShingle Agija Stanke
Valdis Kampars
Agglomeration of Fe/SBA-15 with clays for Fischer–Tropsch synthesis
Energy Reports
SBA-15
Iron catalyst
Fischer–Tropsch synthesis
CO
title Agglomeration of Fe/SBA-15 with clays for Fischer–Tropsch synthesis
title_full Agglomeration of Fe/SBA-15 with clays for Fischer–Tropsch synthesis
title_fullStr Agglomeration of Fe/SBA-15 with clays for Fischer–Tropsch synthesis
title_full_unstemmed Agglomeration of Fe/SBA-15 with clays for Fischer–Tropsch synthesis
title_short Agglomeration of Fe/SBA-15 with clays for Fischer–Tropsch synthesis
title_sort agglomeration of fe sba 15 with clays for fischer tropsch synthesis
topic SBA-15
Iron catalyst
Fischer–Tropsch synthesis
CO
url http://www.sciencedirect.com/science/article/pii/S2352484722021862
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