生物炭吸附水体中重金属的机理及应用  

Adsorption Mechanism of Heavy Metals in Water by Biochar and Its Application

作　　者：陈思琪 韩璐[1] 宁丹 杨文杰 CHEN Siqi;HAN Lu;NING Dan;YANG Wenjie

机构地区：[1]中国环境科学研究院,北京100012 [2]江西省华赣环境集团有限公司,江西南昌330096

出　　处：《上海化工》2023年第2期60-64,共5页Shanghai Chemical Industry

基　　金：江西省华赣环境集团有限公司开放课题项目(HGKF-2020-01)。

摘　　要：含重金属的天然水体引起的水环境污染问题不容忽视,水体中的重金属影响生态环境、人体健康、农业的可持续发展等。生物炭是集环保、吸附重金属、原料丰富、成本低等优势为一体的新型吸附剂。综述了生物炭吸附水体中重金属的机理、生物炭的改性研究以及生物炭吸附水体中重金属的国内外应用,并探讨了今后生物炭吸附重金属的发展方向。The environmental pollution brought by natural waters containing heavy metals cannot be ignored.Heavy metals in water affect the ecological environment,human health,and sustainable development of agriculture.Biochar is a new type of adsorbent that integrates multiple advantages such as environmental protection,heavy metal adsorption,rich raw materials,and low cost.The adsorption mechanism of heavy metals in water by biochar,the research on modification of biochar,and the application of biochar for adsorbing heavy metals in water at home and abroad are reviewed.Finally,the development direction of heavy metals adsorption by biochar in the future is discussed.

关 键 词：生物炭 重金属 天然水体 吸附 

分 类 号：X522[环境科学与工程—环境工程]