New Strategy To Enhance CO2 Capture over a Nanoporous Polyethylenimine Sorbent

被引:20
|
作者
Wang, Xiaoxing [1 ]
Song, Chunshan [1 ,2 ]
机构
[1] Penn State Univ, Clean Fuels & Catalysis Program, EMS Energy Inst, Dept Energy & Mineral Engn, 209 Acad Projects Bldg, University Pk, PA 16802 USA
[2] Penn State Univ, Dept Chem Engn, University Pk, PA 16802 USA
关键词
MESOPOROUS-MOLECULAR-SIEVE; CARBON-DIOXIDE CAPTURE; SOLID AMINE SORBENTS; FLUE-GAS; BASKET SORBENTS; POROUS SILICA; HIGH-CAPACITY; ADSORPTION; ADSORBENT; REMOVAL;
D O I
10.1021/ef501997q
中图分类号
TE [石油、天然气工业]; TK [能源与动力工程];
学科分类号
0807 ; 0820 ;
摘要
A study was conducted to propose a new strategy to enhance CO2 capture over a nanoporous polyethylenimine sorbent. It was demonstrated that only 1 mol of amine sites was needed to sorb 1 mol of CO2 in the presence of K2CO3. It was observed that as a result of this, the amine efficiency could be doubled theoretically and CO2 capture capacity could be enhanced. Sorbents developed in this cost-effective method provided great potential to capture CO2 more efficiently and had a major impact on the advancement of current CCUS technologies. Fumed silica was used as a support to demonstrate the success of the proposed strategy for CO2 capture enhancement.
引用
收藏
页码:7742 / 7745
页数:4
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