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Integration of gasoline prereforming into autothermal reforming for hydrogen production

文献类型:期刊论文

作者Chen, Yazhong; Xu, Hengyong; Jin, Xianglan; Xiong, Guoxing
刊名catalysis today
出版日期2006-08-15
卷号116期号:3页码:334-340
关键词gasoline prereforming autothermal reforming coke deposition nickel-based catalyst
产权排序1;1
通讯作者徐恒泳 ; 熊国兴
英文摘要an integrated process for hydrogen production which couples gasoline prereforming and autothermal reforming (atr) over nickel-based catalysts was investigated using stainless steel fixed-bed reactors. meanwhile the integrated process was compared with the gasoline atr process without prereforming. the results indicate that in the gasoline atr process without prereforming, the nickel-based atr catalyst deposited with coke after short reaction time-on-stream under the following working conditions (t = 770 degrees c, p = 5.0 bar, steam-to-carbon feed ratio (s/c, mol/mol) of 2.7, oxygen-to-carbon feed ratio (o-2/c) of 0.5 and gas hourly space velocity (ghsv) of 28,000 ml g(-1) h(-1)). quite the contrary, in the integrated process, almost 100% gasoline conversion and 99.4% selectivity to hydrogen were obtained and maintained well under similar working conditions during 100 h reaction time-on-stream. actually, almost coke-free operation of the process was achieved, which was confirmed by scanning electron microscopy (sem) and o-2-tpsr characterizations of the used atr catalyst. reformate that contains no light alkenes or other higher hydrocarbons could be obtained from the atr reactor. in addition, the nickel-based prereforming catalyst prepared by a coprecipitation method had high catalytic activity and promising stability. (c) 2006 elsevier b.v. all rights reserved.
WOS标题词science & technology ; physical sciences ; technology
类目[WOS]chemistry, applied ; chemistry, physical ; engineering, chemical
研究领域[WOS]chemistry ; engineering
关键词[WOS]catalytic partial oxidation ; n-heptane ; hydrocarbons ; propane
收录类别ISTP ; SCI
原文出处true
语种英语
WOS记录号WOS:000240088600010
公开日期2010-11-30
源URL[http://159.226.238.44/handle/321008/97153]  
专题大连化学物理研究所_中国科学院大连化学物理研究所
作者单位1.Chinese Acad Sci, Dalian Inst Chem Phys, Nat Gas Utilizat & Appl Catalysis Lab, Dalian 116023, Peoples R China
2.Chinese Acad Sci, Dalian Inst Chem Phys, State Key Lab Catalysis, Dalian 116023, Peoples R China
3.Daqing Petrochem Co, Res Inst, Daqing 163000, Peoples R China
推荐引用方式
GB/T 7714
Chen, Yazhong,Xu, Hengyong,Jin, Xianglan,et al. Integration of gasoline prereforming into autothermal reforming for hydrogen production[J]. catalysis today,2006,116(3):334-340.
APA Chen, Yazhong,Xu, Hengyong,Jin, Xianglan,&Xiong, Guoxing.(2006).Integration of gasoline prereforming into autothermal reforming for hydrogen production.catalysis today,116(3),334-340.
MLA Chen, Yazhong,et al."Integration of gasoline prereforming into autothermal reforming for hydrogen production".catalysis today 116.3(2006):334-340.

入库方式: OAI收割

来源:大连化学物理研究所

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