中山大学学报(自然科学版)
中山大學學報(自然科學版)
중산대학학보(자연과학판)
ACTA SCIENTIARUM NATURALIUM UNIVERSITATIS SUNYATSENI
2007年
z1期
37-38,43
,共3页
孙杰%董中朝%邓小芝%王岩%闵延琴%邱新平
孫傑%董中朝%鄧小芝%王巖%閔延琴%邱新平
손걸%동중조%산소지%왕암%민연금%구신평
制氢%生物质乙醇%水蒸汽重整%催化剂%系统
製氫%生物質乙醇%水蒸汽重整%催化劑%繫統
제경%생물질을순%수증기중정%최화제%계통
hydrogen production%ethano%steam reforming%catalyst%system.
在镧系金属氧化物载镍催化剂上通过催化重整乙醇和乙醇水溶液可以直接转化为H2,H2的选择性达到60%,乙醇的转化率达到100%.优化催化剂及降低重整反应的温度以使水汽转化反应同时发生来降低产物气中CO的含量.该过程对于生产小型燃料电池的低成本燃料H2,以及便携燃料电池系统需要液态燃料存储的应用具有巨大的潜在价值.
在鑭繫金屬氧化物載鎳催化劑上通過催化重整乙醇和乙醇水溶液可以直接轉化為H2,H2的選擇性達到60%,乙醇的轉化率達到100%.優化催化劑及降低重整反應的溫度以使水汽轉化反應同時髮生來降低產物氣中CO的含量.該過程對于生產小型燃料電池的低成本燃料H2,以及便攜燃料電池繫統需要液態燃料存儲的應用具有巨大的潛在價值.
재란계금속양화물재얼최화제상통과최화중정을순화을순수용액가이직접전화위H2,H2적선택성체도60%,을순적전화솔체도100%.우화최화제급강저중정반응적온도이사수기전화반응동시발생래강저산물기중CO적함량.해과정대우생산소형연료전지적저성본연료H2,이급편휴연료전지계통수요액태연료존저적응용구유거대적잠재개치.
Ethanol and ethanol-water mixture were converted directly into H2 with ~60% selectivity and ~100% conversion by a catalytic reforming on nickle lanthanide oxide catalysts. The catalysts were optimized and the refroming reaction were performed at temperatures sufficiently low that the water gas shift(WGS) reaction can be combined to decrease CO .This process has great potential for low-cost H2 generation in fuel cells for small portable applications while where liquid fuel storage is essential and where systems must be small, simple, and robust.