Fractionation of coal through organo-separative refining for enhancing its potential for the CO2-gasification

查看全文 作　　者：Heena [1]Dhawan;Rohit [2]Kumar;Sreedevi [2]Upadhyayula;[2]K.K.Pant;[2]D.K.Sharma

机构地区：[1]Centre for Energy Studies,Indian Institute of Technology Delhi,New Delhi,110016,India;[2]Department of Chemical Engineering,Indian Institute of Technology Delhi,New Delhi,110016,India

出　　处：《International Journal of Coal Science & Technology》索引2020年第7卷第3期,共12页

基　　金：The authors would like to thank the Methanol project Grant No.TMD/CERI/MDME/2017/001(G)for providing the necessary funding. 摘　　要：Coal gasification has already been extensively studied earlier under varying conditions of steam,CO2,O2,inert conditions.Belbaid coal and its e,N and NMP-DETA SCC products recovered through organo-refining under milder ambient pressure conditions were subjected to CO2-gasification in a fixed bed reactor under varying conditions.CO2 being an inert gas becomes the most challenging to be utilized during the gasification process.The SCCs showed better CO2-gasification reactivity than the raw Belbaid coal at 900°C.The use of the catalyst K2CO3 tremendously increased the gasification reactivity for both raw coal and the SCCs.The use of sugarcane bagasse for CO2-gasification along with raw coal as well as with residual coal was also studied.Gasification under CO2 atmosphere conditions was used to structurally understand the coals as the coal structure gets loosened after extraction. 关键词：COAL Solvent extraction CO2 gasification CATALYST

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Fractionation of coal through organo-separative refining for enhancing its potential for the CO2-gasification

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