燃煤化学链燃烧技术的研究进展

被引：7

作者：

张帅 ^{[1
]}

肖睿 ^{[2
]}

李延兵 ^{[1
]}

金保昇 ^{[2
]}

机构：

[1] 神华国华(北京)电力研究院有限公司

[2] 东南大学能源热转换及其过程测控教育部重点实验室

来源：

热能动力工程 | 2017年 / 32卷 / 04期

基金：

国家杰出青年科学基金;

关键词：

CO2捕集; 化学链燃烧; 煤; 载氧体; 反应器; 研究进展;

D O I：

10.16146/j.cnki.rndlgc.2017.04.001

中图分类号：

TK16 [燃料与燃烧];

学科分类号：

080702 ;

摘要：

燃煤化学链燃烧技术在实现煤炭高效利用的同时有效降低了CO2的捕集能耗,是当前具有发展前景的第二代碳捕集技术。现有的研究主要从宏观层面评价燃煤化学链燃烧系统的反应性能,而从"结构与反应性"的角度进行综合评价的研究很少。围绕煤、载氧体和反应器三大系统核心,分析了煤种及其附属产物（煤灰、硫和氮）对燃煤化学链燃烧系统反应性能的影响;基于现有的载氧体开发类型及提高煤气化速率的载氧体改性方法,提出廉价、高效载氧体的规模化制备是未来载氧体研发的重点和难点;探讨了各种类型反应器的结构对煤、载氧体颗粒混合和反应的影响,指出反应器开发过程中存在的主要问题及未来的发展方向。

引用

页码：1 / 12+135 +135

页数：13

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