光辐照驱动水-碳低温催化制氢实验研究

许冰清 张晓晴 龙华丽 尚书勇 印永祥

引用本文: 许冰清, 张晓晴, 龙华丽, 尚书勇, 印永祥. 光辐照驱动水-碳低温催化制氢实验研究[J]. 燃料化学学报, 2013, 41(9): 1102-1107. shu
Citation:  XU Bing-qing, ZHANG Xiao-qing, LONG Hua-li, SHANG Shu-yong, YIN Yong-xiang. Hydrogen making from steam-carbon reaction catalyzed by K2CO3 with light irradiation heating[J]. Journal of Fuel Chemistry and Technology, 2013, 41(9): 1102-1107. shu

光辐照驱动水-碳低温催化制氢实验研究

    通讯作者: 印永祥, Tel: 13348865689, E-mail: hyyx0675@sina.com;Symbol`@@尚书勇, Tel: 13518216536, E-mail: ssyandmltcdj@163.com。; 印永祥, Tel: 13348865689, E-mail: hyyx0675@sina.com;Symbol`@@尚书勇, Tel: 13518216536, E-mail: ssyandmltcdj@163.com。
  • 基金项目:

    国家自然科学基金(11075113)。 (11075113)

摘要: 在氙灯模拟的太阳光聚光反应系统上,以K2CO3作为催化剂进行了700~720 ℃条件下的水-碳低温催化制氢实验。结果表明,催化作用下的产氢速率是未添加催化剂时的10倍,催化剂添加量在10%~20%时反应产氢率没有本质的区别。具体分析了K2CO3催化水-碳制氢反应的氧转移机理,并用该机理对反应产物中出现的氢、氧不平衡现象做出了解释。实验中,光能转换化为化学能的效率达到13.12%,优于光伏法制氢效率10.85%。最后对进一步提高能量转换效率提出了可参考的思路。

English

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  • 收稿日期:  2013-01-15
  • 网络出版日期:  2013-03-04
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