Title : ( Deactivation studiesofFischer–Tropschsynthesison nano-structured ironcatalyst )
Authors: Ali Nakhaei Pour , Mohammad Reza Housaindokht , Sayyed Faramarz Tayyari , Jamshid Zarkesh , Mohammad Reza Alaei ,
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Abstract
Deactivation kineticsofbulkandnano-structuredmicroemulsionpreparedironcatalystswerestudiedin Fischer–Tropsch synthesis(FTS),fromfittingofdatatoageneralizedpower-lawexpression(GPLE), rd = kd (a−a∞)m. Conventionalbulkironcatalystwaspreparedbygeneralbulkco-precipitationmethodand nano-structured ironcatalystwaspreparedbymicroemulsionmethod.Adeactivationmodelinvolving parallel pathsisproposed,i.e.simultaneousconversionof(a)atomictopolymerictographiticcarbon and (b)activecarbon-richcarbidestoinactivecarbon-poorcarbides.Compositionsofbulkironphase and phasetransformationsofcarbonaceousspeciesduringcatalystdeactivationinFTSreactionwere characterized bytemperature-programmedsurfacereactionwithhydrogen(TPSR-H2), XRDandTEM techniques.
Keywords
, Fischer–Tropsch synthesis Iron, based catalyst Catalyst deactivation Nano, sized particles Microemulsion
@article{paperid:1016975,
author = {Nakhaei Pour, Ali and Housaindokht, Mohammad Reza and Tayyari, Sayyed Faramarz and Jamshid Zarkesh and Mohammad Reza Alaei},
title = {Deactivation studiesofFischer–Tropschsynthesison nano-structured ironcatalyst},
journal = {Journal of Molecular Catalysis A: Chemical},
year = {2010},
volume = {330},
month = {August},
issn = {1381-1169},
pages = {112--120},
numpages = {8},
keywords = {Fischer–Tropsch synthesis
Iron-based catalyst
Catalyst deactivation
Nano-sized particles
Microemulsion},
}
%0 Journal Article
%T Deactivation studiesofFischer–Tropschsynthesison nano-structured ironcatalyst
%A Nakhaei Pour, Ali
%A Housaindokht, Mohammad Reza
%A Tayyari, Sayyed Faramarz
%A Jamshid Zarkesh
%A Mohammad Reza Alaei
%J Journal of Molecular Catalysis A: Chemical
%@ 1381-1169
%D 2010
