粉煤灰改性及其吸附水体污染物的研究进展  

Research progress on modification of fly ash and its adsorption of water pollutants

作　　者：张娜[1,2] 饶光华 王松 周慕川 杨昭 ZHANG Na;RAO Guang-hua;WANG Song;ZHOU Mu-chuan;YANG Zhao(School of Mechanical Engineering,Tianjin University,Tianjin 300072,China;Ginlong Technologies Co.,Ltd.,Ningbo 315712,China;State Power Investment Group Jiangxi Zhongye Xingda Power Industry Co.,Ltd.,Nanchang 330096,China;School of Civil Engineering and Architecture,East China Jiaotong University,Nanchang 330013,China)

机构地区：[1]天津大学机械工程学院,天津300072 [2]锦浪科技股份有限公司,浙江宁波315712 [3]国家电投集团江西中业兴达电力实业有限公司,江西南昌330096 [4]华东交通大学土木建筑学院,江西南昌330013

出　　处：《应用化工》2023年第2期540-545,共6页Applied Chemical Industry

基　　金：国家电投集团科技研发项目(HX2021-128);江西省教育厅科学技术研究项目(GJJ2200680)。

摘　　要：综述了粉煤灰常见的三类改性方法,其中包括物理改性、化学改性和联合改性。简述了每类改性方法的改性原理及具体方式,如机械研磨改性、超声波改性、酸改性、碱改性、火法改性等,阐述了每种方式的改性机理及特点区别,并结合目前国内外的研究进展,介绍了改性粉煤灰对一些水体污染物的吸附效果。总结粉煤灰的改性方法及对水体污染物的吸附效果,目的是指明粉煤灰的改性方向,为寻求更佳的改性方法以及改性粉煤灰在吸附水体污染物方面逐渐实现工业化应用提供参考。指出了现有研究中存在的问题和不足,并对未来的研究方向和发展前景进行了展望。Three common types of modification methods for fly ash are reviewed, including physical modification, chemical modification and combined modification.The modification principles and specific ways of each type of modification methods are briefly described, such as mechanically grinding modification, ultrasonic modification, acid modification, alkali modification, thermal modification, etc.The modification mechanisms and characteristic differences of each way are explained, and the adsorption effects of modified fly ash on some water pollutants are introduced with the current research progress at home and abroad.The purpose of summarizing the modification methods of fly ash and its adsorption effects on water pollutants is to indicate the modification direction of fly ash and to provide reference for the search of better modification methods and the industrial application of modified fly ash in the adsorption of water pollutants.The problems and shortcomings of the existing research are pointed out, and the future research directions and development prospects are given.

关 键 词：粉煤灰 改性 吸附 水体污染物 

分 类 号：TQ536[化学工程—煤化学工程]