浮选技术在固废处理中的应用  

Application of Flotation Technology in Solid Waste Treatment

作　　者：周宛欣 叶文馨 杨涛[1] 唐璇[1] 成西涛[2] ZHOU Wanxin;YE Wenxin;YANG Tao;TANG Xuan;CHENG Xitao(College of Chemistry and Chemical Engineering,Xi’an Shiyou University,Xi’an 710065,China;Shaanxi Petrochemical Research and Design Institute,Xi’an 710054,China)

机构地区：[1]西安石油大学,陕西西安710065 [2]陕西省石油化工研究设计院,陕西西安710054

出　　处：《化工技术与开发》2023年第11期77-82,共6页Technology & Development of Chemical Industry

摘　　要：浮选是一种特殊的三相分离方法,这一技术的发展提高了固体废物中有用物质的回收率。本文对浮选的原理进行了简要介绍,基于浮选原理分析了浮选药剂和浮选工艺流程,从去除飞灰中的未燃碳、尾矿中回收铜、黄铁矿综合回收、废弃塑料分离等方面介绍了浮选技术的应用领域,对浮选技术应用于固废处理时存在的问题以及研究前景进行了总结和展望。Flotation was a special three-phase separation method,and its development improved the recovery of useful substances from solid waste.In this paper,the principle offlotation was briefly introduced,theflotation chemicals andflotation process based on theflotation principle were analyzed,the application offlotation in removal of unburned carbon fromfly ash,recovery of copper from tailings,comprehensive recovery of pyrite,and separation of waste plastics,were discussed.Finally,the problems and research prospects offlotation technology in solid waste treatment were summarized and prospected.

关 键 词：浮选 浮选应用 浮选药剂 固体废物处理 

分 类 号：X705[环境科学与工程—环境工程]