应用于烟气中CO_(2)捕集的固体吸附材料研究进展

Research progress on solid adsorption materials for CO_(2)capture in flue gas

固体吸附法捕集二氧化碳技术具有吸附-脱附性能优良、设备轻便灵活、环保和低成本的优势,被认为是实现电厂烟气中碳捕集最具前景的技术之一。国内外学者对于可应用于电厂烟气中二氧化碳捕集的固体吸附材料开展了大量的研究并取得一定进展。该文综述了近些年沸石分子筛、金属有机框架材料(MOFs)、活性炭(ACs)等物理吸附材料,以及化学吸附材料和复合型固体吸附材料的研究现状;归纳并分析了各类吸附材料的应用优势和在工程应用中存在的问题;总结了各类材料吸附性能的主要影响因素和吸附机理等。最后,展望了固体吸附材料的发展方向。

Solid adsorption technology for capturing carbon dioxide is one of the most promising technologies for carbon dioxide capture in the flue gas of power plants due to the advantages of excellent adsorption and desorption performance,portable and flexible equipment,environmental protection,and low cost.Therefore,a lot of research has been conducted home and abroad with progress achieved.In this review,the recent research status of physical adsorption materials such as zeolite molecular sieve,metal organic framework(MOFs)and activated carbon(ACs),as well as chemical adsorption materials and composite solid adsorption materials in recent years was introduced,while the advantages and existing problems of various adsorption materials in engineering application were summarized and analyzed.Furthermore,the main influencing factors on the adsorption properties of various materials as well as adsorption mechanism were discussed.Finally,the future development direction of solid adsorption materials was prospected.