活性炭类和磁性金属类吸附剂喷射脱汞技术应用对比及最新进展  

Latest progress and comparison of the injection demercuration application of activated carbon and magnetic metals adsorbents

作　　者：倪鹏 王先泓 黄钰涵 马晓彤[1] 马子轸 谈琰 张华伟 刘亭 NI Peng;WANG Xianhong;HUANG Yuhan;MA Xiaotong;MA Zizhen;TAN Yan;ZHANG Huawei;LIU Ting(College of Energy Storage Technology,Shandong University of Science and Technology,Qingdao 266590,Shandong,China;School of Environmental and Municipal Engineering,Qingdao University of Technology,Qingdao 266520,Shandong,China)

机构地区：[1]山东科技大学储能技术学院,山东青岛266590 [2]青岛理工大学环境与市政工程学院,山东青岛266520

出　　处：《化工进展》2025年第1期513-524,共12页Chemical Industry and Engineering Progress

基　　金：山东省自然科学基金(ZR2022QB084);国家自然科学基金(22078168);山东省泰山学者专家人才工程(taqn202211178)。

摘　　要：吸附剂喷射脱汞技术是一项除现有设备协同脱汞外的单项脱汞技术,本文主要回顾了现有的活性炭类和磁性金属类两类吸附剂在喷射脱汞应用研究中的问题和优点,介绍了两类材料的性能特征,阐述了喷射位置应用差异,总结了脱汞后样品的性能和回收处置差异。重点讲述了活性炭类吸附剂脱汞的理论和实验研究发展,以及脱汞后汞的化合物稳定性分析;详细介绍了磁性金属类吸附剂的发展、实际应用和磁选回收汞的流程及参数。结果表明,硫化物和硒化物类的吸附剂展现出了优越的能力和低的浸出性,是一项非常有前景的吸附剂。最后对单项脱汞技术在应用中需要解决的问题、不足和技术应用前景进行了展望。Adsorbent injection demercuration is an independent mercury removal technology besides the synergistic removal of mercury by existing equipment.This paper mainly reviewed the problems and advantages of two kinds of adsorbents of activated carbon and magnetic metals in the actual application,compared the characteristics and performance of the two types of materials,elaborated the difference on the injection position and concluded the recovery of elemental mercury and the disposal of mercury compounds.The development of theoretical and experimental research on mercury removal on activated carbon-based adsorbents and the stability analysis of mercury compounds were highlighted,meanwhile,the development on magnetic metal-based adsorbents,their practical applications and the process and operation parameters of mercury recovery by magnetic separation were described in detail.The discussion indicated that the sulfur and selenide-based adsorbents were very promising adsorbents with superior ability,high stability and low leachability on mercury compounds.Finally,an outlook on the problems and prospects for the application of individual mercury removal technologies was presented.

关 键 词：吸附剂 催化剂 环境 燃煤烟气 喷射脱汞 反应机理 

分 类 号：X51[环境科学与工程—环境工程] TQ534.9[化学工程—煤化学工程]