CN

刘永卓

Education Level:博士研究生

Degree:工学博士

Discipline:Chemical Engineering

Paper Publications

钙基复合载氧体的制备及反应性能

Release time:2023-10-19 Hits:

Key Words:复合载氧体;;流化床;;化学链气化;;循环反应性;;制备

Abstract:采用湿式混合成粒法得到了一种复合型钙基载氧体,并分别在综合热分析仪和流化床上考察了其反应活性和循环反应性能。结果如下:浸渍Ni离子能够明显降低载氧体与煤反应的起始温度,加快反应速率,缩短反应时间。增加Ni离子浸渍量对反应速率的影响不明显,但反应时间略有缩短。选择CaAlNi10载氧体进行了10次还原-氧化循环实验,固体产物和气体产物分析表明NiO在循环过程中对S的释放有一定控制作用;CaAlNi载氧体具有较高的再生率和良好的持续循环反应能力。结果表明,制备的CaAlNi载氧体适用于工业生产。

Volume:v.32;No.265

Issue:10

Translation or Not:no

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