为了缓解载氧体颗粒表面的烧结,本文提出在化学链燃烧过程中,对空气反应器进行分级送风.以Fe2O3为载氧体,在10 kW级串行流化床实验装置上进行煤化学链燃烧分级送风实验,探讨了一二次风的配比对两个反应器气体产物组成以及煤中碳的捕集效率的影响,利用SEM和BET对反应前后载氧体的物化性能进了分析.结果表明,分级送风方法能够有效地缓解载氧体的烧结程度,有助于载氧体在长时间使用过程中反应性能的维持.
参考文献
| [1] | Anders Lyngfelt;Bo Leckner;Tobias Mattisson .A fluidized-bed combustion process with inherent CO_2 separation; application of chemical-looping combustion[J].Chemical Engineering Science,2001(10):3101-3113. |
| [2] | Paul Cho;Tobias Mattisson;Anders Lyngfelt .Comparison of iron-, nickel-, copper- and manganese-based oxygen carriers for chemical-looping combustion[J].Fuel,2004(9):1215-1225. |
| [3] | Abad A;Adanez J;Garcia-Labiano F;de Diego LF;Gayan P;Celaya J .Mapping of the range of operational conditions for Cu-, Fe-, and Ni-based oxygen carriers in chemical-looping combustion[J].Chemical Engineering Science,2007(1/2):533-549. |
| [4] | Laihong Shen;Jiahua Wu;Jun Xiao;Qilei Song;Rui Xiao .Chemical-Looping Combustion of Biomass in a 10 kWth Reactor with Iron Oxide As an Oxygen Carrier[J].Energy & Fuels,2009(3):2498-2505. |
| [5] | 高正平,沈来宏,肖军,吴家桦.基于Fe2O3载氧体的煤化学链燃烧试验[J].工程热物理学报,2009(07):1249-1252. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%