典型文献
Sorption-enhanced chemical looping oxidative steam reforming of methanol for on-board hydrogen supply
文献摘要:
Hydrogen is an indispensable energy carrier for the sustainable development of human society. Nevertheless, its storage, transportation, and in situ generation still face significant challenges. Methanol can be used as an intermediate carrier for hydrogen supplies, providing hydrogen energy through instant methanol conversion. In this study, a sorption-enhanced, chemical-looping, oxidative steam methanol-reforming (SECL-OSRM) process is proposed using CuO–MgO for the on-board hydrogen supply, which could be a promising method for safe and efficient hydrogen production. Aspen Plus software was used for feasibility verification and parameter optimization of the SECL-OSRM process. The effects of CuO/CH3OH, MgO/CH3OH, and H2O/CH3OH mole ratios and of temperature on H2 production rate, H utilization efficiency, CH3OH conversion, CO concentration, and system heat balance are discussed thoroughly. The results indicate that the system can be operated in auto-thermal conditions with high-purity hydrogen (99.50 vol%) and ultra-low-concentration CO (<50 ppm) generation, which confirms the pos-sibility of integrating low-temperature proton-exchange membrane fuel cells (LT-PEFMCs) with the SECL-OSRM process. The simulation results indicate that the CO can be modulated in a lower concentration by reducing the temperature and by improving the H2O/CH3OH and MgO/CH3OH mole ratios.
文献关键词:
中图分类号:
作者姓名:
Liang Zeng;Di Wei;Sam Toan;Zhao Sun;Zhiqiang Sun
作者机构:
Key Laboratory for Green Chemical Technology of Ministry of Education,School of Chemical Engineering&Technology and Collaborative Innovation Center of Chemical Science and Engineering,Tianjin University,Tianjin,300072,China;Department of Chemical Engineering,University of Minnesota,Duluth,MN,55812,USA;School of Energy Science and Engineering,Central South University,Changsha,410083,China
文献出处:
引用格式:
[1]Liang Zeng;Di Wei;Sam Toan;Zhao Sun;Zhiqiang Sun-.Sorption-enhanced chemical looping oxidative steam reforming of methanol for on-board hydrogen supply)[J].绿色能源与环境(英文),2022(01):145-155
A类:
SECL,OSRM,PEFMCs
B类:
Sorption,enhanced,chemical,looping,oxidative,steam,reforming,methanol,board,hydrogen,supply,Hydrogen,indispensable,energy,carrier,sustainable,development,human,society,Nevertheless,its,storage,transportation,situ,generation,still,face,significant,challenges,Methanol,be,used,intermediate,supplies,providing,through,instant,conversion,In,this,study,sorption,process,proposed,using,CuO,MgO,which,could,promising,method,safe,efficient,production,Aspen,Plus,software,was,feasibility,verification,parameter,optimization,effects,CH3OH,H2O,mole,ratios,temperature,utilization,efficiency,concentration,system,heat,balance,discussed,thoroughly,results,indicate,that,operated,auto,thermal,conditions,high,purity,vol,ultra,ppm,confirms,integrating,proton,exchange,membrane,fuel,cells,LT,simulation,modulated,lower,by,reducing,improving
AB值:
0.513324
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